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GemFire Enterprise Monitor User`s Manual

1. 2929 System Status Agent Connected To nase 2929 Create Alert Definition average messages Name Select Statistics DistributionStats oO DistributionStats Trigger Apply Function Servers sentMessages receivedMessages average gt Threshold Number 30 0 min Range 80 0 max i lo x 2 Gateways 1 Clients 1 Available Alert Definitions average messages Definition with Multiple Statistics by sumOfOperations Definition with Multiple Statistics by CreatesFall Definition with a Single Statistic for GEMFIR GFMon Event Yiewer Internal Warning Internal Warning Internal Warning Internal Warning Node Joined Entity Modified Wed Apr 15 16 32 35 GMT 05 Wed Apr 15 16 32 35 GMT 05 Wed Apr 15 16 32 35 GMT 05 Wed Apr 15 16 32 35 GMT 05 Wed Apr 15 16 31 43 GMT 05 Wed Apr 15 16 45 14 GMT 05 CacheServer2 CacheServer2 CacheServer2 CacheServer2 CacheServer2 NjA createStatisticResources StatisticType Sola createStatisticResources StatisticType Sola createStatisticResources StatisticType Win createStatisticResources StatisticType Win Joined Reset X A To create custom alerts in GFMon l 2 In the Create Alert Definitions section enter a name for the alert In the Select Statistics section click Add The Choose Stats window is displayed 38 Gem
2. GemFire Enterprise Monitor User s Manual 47 Accessing Information Preferences Panel Chapter 3 The Preferences panel allows you to set connection and general preferences and save them for future use On Windows platforms these preferences are saved in the system registry in the logged in the HKEY_CURRENT_USER Software JavaSoft Prefs Gemstone GemFire Monitor 2 0 lt Logged In User Name gt node On Linux platforms these preferences are saved in the home lt Logged In User Name gt java userPrefs GemStone GemFire Monitor lt encoded_version_info gt lt Logged In User Name gt prefs xml file The format of the name of the encoded_version_info directory will be similar to _ g w Figure 3 21 Preferences Connections Tab File Help cH GemFire Monitoring GFMon Overview B Data SS Members Alerts la Custom Charts Preferences Quick Connect Agent Host nase Agent Port 7 929 v System Status 8 i Connections General Connection Preferences Specify your connection by host name or IP address DS Name Host name Port No v Connect to stored sessions New nase 2929 nase connected halibut 5050 halibut disconnected pc43 1099 pc43 disconnected Conect jp Disconnect 8 Delete 48 GemStone Systems Inc Monitoring the GemFire Enterprise Distributed System Using GFMon Accessing Information You ca
3. This table displays the Definition ID and Time for the alerts for the member selected in the Members Summary Viewer You can configure alerts for a member in the 36 GemStone Systems Inc Monitoring the GemFire Enterprise Distributed System Using GFMon Accessing Information Alerts panel This section displays the alerts that originated on the member since the last reset For details double click on an alert to display a pop up window similar to Figure 3 5 gt Member s Clients This table lists the details of the clients connected to each member Select a member in the Member Summary Viewer table to view the following attributes for each of the member s clients gt Client ID a unique auto generated ID identifies the client gt Host The name of the host the client is running on gt Queue Size The queue size for this client on the server that this client is connected to gt Gets number of gets sec that the client is executing on the cache gt Puts number of puts sec that the client is executing on the cache gt Cache Misses The number of times a get operation on the client cache resulted in the data being fetched from a server because it was not already present in the client cache gt CPU Usage CPU usage of the client gt Threads total number of threads in the client application gt Cache Listener Invocations the number of times the cache listener has been invoked Client statistics are displayed o
4. s Manual 19 GFMon Product Tree Chapter 1 1 4 GFMon Product Tree Directory Name Contents configuration Configuration files required by GFMon Also contains run time plug ins and log files docs Contains this user manual plugins The plug ins required for the GFMon application gfmon bat Batch file that runs GFMon in Windows operating systems gfmon Script file that runs GFMon in Linux operating systems workspace This folder is created after you launch the GFMon application Contains the log files and application metadata GFMon Product Documentation 20 The documentation for your GFMon products is provided in PDF format and can be viewed with any frames capable web browser These guides can be accessed through the index page in the GFMon docs directory Windows lt productDir gt docs UserManual_GFMon pdf Linux lt productDir gt docs UserManual_GFMon pdf You can also access the user manual through the GFMon tool To launch the user manual click Help gt User Manual Ensure that a web browser is installed On systems running Linux a web browser is launched and you are given the option to open the file with an associated PDF viewer In addition to the current document the Release Notes placed in the GFMon product directory describe differences between the current release and previous product releases GemStone Systems Inc System Configuration
5. Empty Asynchronous Partition NJA Partition NJA Replicate Asynchronous 11111 localhost 22222 false false false false false All Graphs GemStone Systems Inc Monitoring the GemFire Enterprise Distributed System Using GFMon Accessing Information gt Data Volume This bar chart displays the entry count and entry size of the data versus the regions gt Rate of Cache Operations This graph plots the get and put operations occurring per second over the period of time specified gt Regions Configurations This table lists the attributes of the regions over which the cache is distributed Region attributes like name data policy disk attributes and backup persistence are provided gt Gateway Hub If the member that you have selected is a Gateway the Gateway Hub section is displayed This section displays the listening port and the Gateway ID The Find Points table displays the following gt ID The ID of the Gateway end point gt Host Port The host name and port ID of the Gateway end point gt Connected Whether the gateway is connected or not All Graphs Displays all the graphs available for each member Click each chart thumbnail to open the chart Click New Chart to add a new chart For more information see Custom Charts Panel GemFire Enterprise Monitor User s Manual 33 Accessing Information Chapter 3 Data Panel The Data panel provides a bird s eye view of the GemFire Enterp
6. Statistic alerts notify the user about GemFire distributed system statistics Region attribute Specifies whether to collect statistics for the region See alert Statistic alerts notify the user about GemFire critical distributed system statistics A process that has established a connection to a distributed system This can be an application or a GemFire member such as a locator or cacheserver The minimal GemFire process configuration is a member that is connected to a distributed system GemStone Systems Inc A Admin Agent 22 Configuring 22 administration overview 25 Adobe Acrobat Reader installation requirement 17 basic administrator tasks 25 C configuration attributes 21 D disk space installation requirement 16 distributed system configuring 21 documentation where installed 20 G GFMon Accessing Information 26 documentation 20 installing 15 Launch 23 product tree 20 installation 15 requirements 16 running the installer 18 GemFire Enterprise Developer s Guide L Linux system requirements 16 O operating system installation requirement 16 overview of system administration 25 P platform installation requirement 16 product directory contents 20 product documentation where installed 20 product tree 20 R RAM installation requirement 16 requirements for installation 16 S swap space installation requirement 16 system administration overview 25 installation requ
7. Panel gt System Memory Usage This section displays the aggregate memory used across all active servers The histogram on the right renders the memory used as a percentage of the total available memory across the servers over time The vertical bar on the left shows a snapshot of the current memory usage If the System Memory Usage data is not available then the X axis is labeled Heap Memory Data is not Available gt System Aggregate Ops This section displays the aggregate information of the system as a scatter graph in puts sec and gets sec If the time statistics are not enabled the X axis is labeled Gets Time Puts Time not Available Time Statistics are not enabled and no data is displayed Enable time Statistics in your GemFire distribute system to view the data with scale on the X axis 30 GemStone Systems Inc Monitoring the GemFire Enterprise Distributed System Using GFMon Accessing Information gt Resources Utilization Summary This section provides an animated bar chart of individual memory and CPU usage on each member in the distributed system The CPU usage bar and memory bar for each node are grouped together gt Members Summary This section displays a tabular view of vital member statistics like gt ID the Member ID is a unique auto generated value that identifies the member in the distributed system Name the Name of the member You can provide this name while starting GemFire through the
8. Preface Contacting Technical Support When contacting GemStone Technical Support please be prepared to provide the following information gt Your name company name and GemFire license number gt The GFMon product version you are using gt The hardware platform and operating system you are using gt A description of the problem or request gt Exact error messages received if any gt Any artifacts in the preceding list Your GemStone support agreement may identify specific individuals who are responsible for submitting all support requests to GemStone If so please submit your information through those individuals All responses will be sent to authorized contacts only For non emergency requests you should contact Technical Support by web form or E mail You will receive confirmation of your request and a request assignment number for tracking Replies will be sent by E mail whenever possible regardless of how they were received GemStone Support Website http techsupport gemstone com This is the preferred method of contact The Help Request link is at the top right corner of the home page please use this to submit help requests This form requires an account but registration is free of charge To get an account just complete the Registration Form found in the same location You will be able to access the site as soon as you submit the web form E mail mailto techsupport gemstone com Please do not send
9. Region with Eviction set using MemLRU Otherwise the memory Statistics are not captured in GemFire Enterprise and are not displayed in GFMon 34 GemStone Systems Inc Monitoring the GemFire Enterprise Distributed System Using GFMon Accessing Information When you click on a pie in the chart the details of your selection are highlighted in the table below the pie charts and related information is displayed in the Region Members Details Viewer gt Region Members Details Viewer This section provides a tabular view of the following region attributes gt Scope For any region that is not partitioned the region scope determines whether and how region data is distributed between the local cache and the rest of the distributed system Data Policy The data policy attribute for each member determines which data is stored in the local cache Interest Policy For each member the interest policy defines the entry operations that are delivered to the local cached region Disk Attributes Disk attributes determine where and how region data is overflowed or persisted to a disk You can define attributes templates inside the lt cache gt and lt region gt elements and assign IDs for later retrieval Cache Loader A cache loader automatically loads data from an outside source such as a database In a distributed region that is not partitioned one member may host the cache server for the entire distributed region Loading into
10. These topics are covered in detail in the rest of the chapter gt gt gt Left Panel Summary Panel Overview Panel Data Panel Members Panel Alerts Panel Custom Charts Panel Preferences Panel Status Bar GemFire Enterprise Monitor User s Manual 25 Accessing Information Chapter 3 3 1 Accessing Information The following sections provide information on accessing real time information from a distributed system running Gemfire Enterprise and setting GFMon preferences Left Panel The left panel helps you to navigate through various sections of the GFMon tool Figure 3 1 Left Panel i GemFire Monitoring File Help GFMon e Overview J Data t Members Alerts Ma Custom Charts Preferences Quick Connect Agent Host halibut 7 Agent Port 2199 v System Status gt Click the specific option in the GFMon section to navigate across the various information panels gt Use the Quick Connect section to specify the Agent Host and the Agent Port to which the connection must be established If the agent host name is not compliant with RFC 952 as mandated by RMI GFMon fails to connect to the agent After entering the host name click Connect to connect to the distributed system After connecting to the distributed system the label for Connect button changes to Disconnect To disconnect from the distributed system click Disconnect When you disconnect from the agent in GFMon or
11. Using Multicast Running Multiple Instances of GFMon Disconnecting From the Admin Agent in GFMon GemFire Enterprise Developer s Guide ooo O 12 12 13 15 16 16 16 16 17 17 18 18 19 20 20 21 22 22 23 23 Chapter 3 Monitoring the GemFire Enterprise Distributed System Using GFMon 25 3 1 Accessing Information 26 Left Panel 26 Summary Panel 27 Overview Panel 28 Data Panel 34 Members Panel 36 Alerts Panel 38 Custom Charts Panel 41 Preferences Panel 48 Status Bar 51 3 2 Error Notifications Displayed by GFMon 52 Glossary 53 Index 55 4 GemStone Systems Inc Figure 3 1 Figure 3 2 Figure 3 3 Figure 3 4 Figure 3 5 Figure 3 6 Figure 3 7 Figure 3 8 Figure 3 9 Figure 3 10 Figure 3 11 Figure 3 12 Figure 3 13 Figure 3 14 Figure 3 15 Figure 3 16 Figure 3 17 Figure 3 18 Figure 3 19 Figure 3 20 Figure 3 21 Figure 3 22 Figure 3 23 Figure 3 24 Left Panel Summary Panel Overview Panel System Alert Statistic Alert Information Alert Details for Member Panel Data Panel Members Panel Alerts Panel Details for Events in the GFMon Event Viewer Custom Charts Chart Configuration Tab Using Filters in the Custom Charts Panel Garbage Collection Statistics Chart Cache Hit Ratios Chart Used Memory Usage Chart Active CQ Queries Chart Response Times Chart Cache Entry Count Chart CQ Query Times Chart Preferences Connections Tab Preferences General Tab Status Bar The Progres
12. Windows Server 2003 SP2 Yes Yes These sections list the operating systems used for building and testing GFMon GFMon may work with later system releases upon which it has not been tested Windows GemFire Enterprise Monitor has been tested successfully on gt Windows Server 2003 SP2 gt Windows XP Professional SP3 Linux GFMon is tested on the following Linux version gt Red Hat Enterprise Linux 4 patch 7 kernel version 2 6 9 78 EL gt Red Hat Enterprise Linux 5 patch 3 kernel version 2 6 18 128 EL If you are not sure of the kernel version on your system use this command to list it prompt gt uname r Java Runtime Requirements A Java Runtime Environment JRE 1 5 0 or later must be installed for GFMon to run GFMon does not include a bundled JRE or JDK so you can choose the version that best suits your unique system requirements You can download the appropriate JDK or JRE from http java sun com 16 GemStone Systems Inc Product Installation Other Software Requirements System Requirements Adobe Acrobat Reader is required for viewing the documentation distributed as PDF files Download a free copy at http www adobe com products acrobat readstep html A web browser is required to launch the User Manual from the GFMon Help menu Runtime Requirements GFMon has machine related runtime requirements which are covered in this section Table 1 2 Runtime Requirements Hardware Sof
13. is overridden by the customized properties specified in the gfTest file In the example below the command line specification for meast port overrides any setting that might be provided in the gfTest file or in any Properties object java DgemfirePropertyFile gfTest Dgemfire mcast port 10334 test Program In the example below the command line specification for locators overrides any setting that might be provided in the gfTest file or in any Properties object java DgemfirePropertyFile gfTest Dgemfire locators bishop 10334 Dgemfire mcast port 0 test Program GemFire Enterprise Monitor User s Manual 21 Chapter 2 Configuring an Admin Agent After you have configured a distributed system configure an agent to connect to the distributed system To configure an Admin Agent see Using JMX to Administer GemFire in the GemFire Enterprise System Administrator s Guide 1 In the agent configuration the rmi enabled parameter must be set to true Start the agent specifying the RMI listen port and RMI enabled parameter as part of the start up arguments or as part of the agent properties file agent start rmi enabled true rmi port 1099 2 Record the agent host name and the RMI port number from the agent 1og file To configure the RMI port to any valid port set rmi port in the agent properties file to a valid port number The Agent uses a default port of 1099 as the listener port for incoming RMI connections from JMX clients in
14. log fileis lt user home OR current working directory gt GemStone GemFire GFMon logs directory Send the full log to Technical Support not just the stack Even at the default logging level the log contains data that may be important such as the operating system and license gt All the contents of the workspace directory in the lt GFMon product directory gt folder gt For Windows save the Dr Watson output This is located in the C Documents and Settings All Users Application Data Microsoft Dr Watson directory You can configure Dr Watson as the default debugger by typing the drwtsn32 I command from a Windows command prompt gt Process core dump files and crash dump files on UNIX systems gt For Linux you can use gdb to extract a stack from a core dump file Call Technical Support if you need assistance If the GFMon application on your virtual machine VM is hung and you do not have to close it retain the application while you contact Technical Support If you cannot leave the VM running and it is running under Unix or Cygwin on Microsoft Windows signal it twice with this command letting five to ten seconds pass between the two signals kill QUIT pid This sends the stack dumps of the VM to the log file for inspection For Windows systems call Technical Support for assistance in obtaining stack dumps Do not delete any files until you call Technical Support GemFire Enterprise Monitor User s Manual 11
15. that locator s is are running for the given configuration Starting an Admin Agent Using Multicast To start the agent using multicast specify the mcast port connection string This can be specified in agent properties file or on the command line as part of the start up arguments agent start mcast port 10334 22 GemStone Systems Inc System Configuration Starting GFMon and Connecting to the Admin Agent To start GFMon 1 Set the environment variable GEMFIRE to the lt GemFire product directory gt This directory must be the same as the GemFire product directory which is being used by the admin agent that GFMon connects to monitor the distributed system The GFMon start up scripts use the gemfire jar in the GEMFIRE 1ib directory to launch GFMon 2 Use gfmon bat to launch GFMon on Microsoft Windows platforms and gfmon to launch GFMon on Linux platforms To connect to the admin agent 1 Inthe Quick Connect section enter the host name of the host on which the Admin Agent is running and the RMI port number for the agent that the netstat reported or use the information in the agent log file 2 Click Connect to initiate the connection Running Multiple Instances of GFMon You can run multiple instances of GFMon by invoking the GFMon script directly You are not required to provide a different log file directory as a parameter as in GFMon version 2 0 Disconnecting From the Admin Agent in GFMon To disconnect from
16. Charts panel Figure 3 12 Custom Charts Chart Configuration Tab FE Gemfire Monitoring _ O x File Help GFMon 8 Overview B Data ES Members Alerts Iad Custom Charts E Preferences Quick Connect Agent Host l halibut z Agent Port 2199 l fa System Status Reset state lt 0 Chart Configuration Select Members amp Specific Stats o halbut s34 59811 52522 1 halbut 616 59814 41243 v Add Expressions Expressions puts puts CacheServer2 CacheServer CachePerfStats CachePerfStats D Chart Name CustomChart cachePerfstats O cachePerfstats O Add Expression All Graphs ae A GemFire Enterprise Monitor User s Manual 41 Accessing Information Chapter 3 42 To create a chart 1 Inthe All Graphs section click New Chart 2 Enter a Chart Name 3 Inthe Select Members amp Specific Stats section click Add From the Member ID drop down menu select a member The Member Name is displayed 4 Select the statistic Type Name and Text ID Click Apply to apply the statistic to the graph Click Apply amp Add More to add another statistic Ensure that you have applied all statistics before you proceed 5 If you want to add expressions add the statistic values to the Add expressions field and click Add Expression For information about the expression syntax click the symbol 6 Click Plot to plot the gra
17. D and its documentation 10 GemStone Systems Inc Preface Technical Support GemStone provides several sources for product information and support The GemFire Enterprise Developer s Guide the GemFire Enterprise System Administrator s Guide and the GemFire Enterprise online Java API provide extensive documentation and should always be your first source of information for GemFire Enterprise The current document provides functional information about GemFire Enterprise Monitor GFMon GemStone Technical Support engineers will refer you to these documents when applicable However you may need to contact Technical Support for the following reasons gt Your technical question is not answered in the documentation gt You receive an error message that directs you to contact GemStone Technical Support gt You want to report a bug gt You want to submit a feature request Questions concerning product availability pricing license keyfiles or future features should be directed to your GemStone account manager Preserving Artifacts for Technical Support Before you call Support save all the artifacts including gt Log files A log file with the following name format yyyy MM dd HH mm ss SSS_ lt any random _number gt gfmon 1log for example 2009 01 19 19 10 36 234 8632816 gfmon 1og and is located in the log file directory To customize the log file location see Preferences Panel on page 48 The default location of the
18. Manual 27 Accessing Information Chapter 3 Overview Panel The Overview panel provides the aggregated system health information of all members in the distributed system the agent that you are connected to summary view of alerts from all members in the distributed system and basic member information Figure 3 3 Overview Panel R GemrFire Monitoring Eile Help GFMon Agent Connected To nase 2929 Servers 2 Gateways 1 Clients overview Alerts B Data ES Members Last Raised Time Description On Member Di alerts bed Custom Charts p Preferences Quick Connect Agent Host System Memory Usage System Aggregate Ops Aggregate Heap Usage nase z Agent Port m Gets time of gets Puts time of puts 2079 v v System Status Ooo x gndyo awy yang Gets time of gets X 10 000 16 35 16 38 Resources Utilization Summary Heap Usage m CPU Usage 100 80 60 40 20 0 PERICE G emFireApplication1 CacheSemwer2 Members Summary nase 7323 35521 60841 CacheServerl nase 29 73 Yo 7 46 40 mins 10secs 1 nase 8523 39939 57252 GemFireAp nase 16 13 2 88 o 39 mins 45 secs NJA for a peer o nase 15490 59490 58 CacheServer2 nase 12 6 4 71 11 mins 44 secs 1 GEMFIRE gt Alerts The Alerts table displays a summary of alerts triggered by events occurring in the distributed system The table displays both System alerts and the Statistics alerts defin
19. Stone Systems Inc Monitoring the GemFire Enterprise Distributed System Using GFMon Accessing Information 3 From the drop down menu choose the statistic type The available statistics for the type you have chosen are displayed in the Statistic Name section 4 Select the Statistic Name s and click the right arrow to move them to the Statistics Type Statistic name section If you want to deselect any values select the values in the Statistics Type Statistic name section and click the left arrow button 5 Click Select The statistics that you have selected are displayed in the Select Statistics table You can add more values to the table by repeating the above steps To remove a value select the check box in the Remove column and click Remove 6 Ifyou have selected more than one statistic value you must apply a function to the statistics to create alerts In the Trigger section select the check box beside Apply Function The drop down list is populated with the available functions 7 Inthe Trigger section select the function that you want to use and specify either the Number for which the statistic value must be greater than or less than or the Range within which the statistic value must fall You cannot apply a function if you have selected only one statistic value 8 Click Save to save the alert definition The alert name is now displayed in the Available Alert Definitions section 9 To modify an alert definition sel
20. This chapter describes system configuration required to deploy GemFire Enterprise Monitor GFMon Before you begin with the procedure in this chapter configure the distributed system with instructions provided in the GemFire Enterprise Quickstart Guide Ensure that the distributed system has a running Admin Java Management Extensions JMX agent with RMI enabled Setting Up a Cache Server 1 Start the cache server To specify the cache server configuration properties during start up you can use the Java command line API or the gemfire properties file For more information about configuring the cache server see Configuring the Cache in the GemFire Enterprise Developer s Guide After you have configured the cache server identify the locator or the multicast information through which membership discovery should occur You can start the cache server by specifying the multicast port number or the locator connection string through the command line or through the gemfire properties file To set up the server multicast mcast port use the property mcast port To set up the locator connection string use the property Locators which is a comma delimited host port string When you are using locators to connect set the mcast port to 0 For information about discovering members in a distributed system see Member Discovery in the GemFire Enterprise System Administrator s Guide The default gemfire properties specification
21. a partitioned region requires a cache loader in every partition GemFire Enterprise Monitor User s Manual 35 Accessing Information Chapter 3 Members Panel The Members panel displays the characteristics of each member in the distributed system alerts specific to the selected distributed system member and allows you to view the various custom charts Figure 3 9 Members Panel Fy GemFire Monitoring Agent Connected To nase 2929 Servers 2 Gateways 1 a Custom Charts E Preferences Quick Connect Agent Host nase z Agent Port CacheSemert 2929 X Member Summary Yiewer Name Regio T ti Member Name CacheServer1 Se ES nase 7323 355 CacheServerl 5 GemFireApplication1 CacheSemer2 Member Alerts Viewer 5 5 nase 8523 399 GemFireAp 5 e javerage messages 2009 04 15 1 nase 15490 59 CacheServer2 5 5 sumOfOperations 2009 04 15 1 Member s Clients All Graphs Member Name CacheServer1 nase 15148 loner 1 nase pune The bar chart in the Members panel displays the number of clients CPU usage percentage and the Queues for each member in the distributed system at current time gt Member Summary Viewer This table lists the member attributes like ID Name Total Regions Root Regions Clients Total memory in MB Gets sec Puts sec Threads and Network Usage KB The member ID is a unique auto generated value that identifies the member Member Alerts Viewer
22. alert distinguished by red color a pop up window including the following information is displayed gt Member Name The name of the member for which this alert has been raised if applicable gt Alert Time The time at which the alert was raised gt Severity The severity of the alert raised if applicable gt Detail Message The information alert message in detail Figure 3 6 Information Alert EE Information Alert at 19 20 01 x Member Name GemFireApplication1 Alert Time 2009 04 15 19 20 01 GMT 05 30 Severity Nia Detail Message Crashed Alerts are aggregated that is the event triggering the alert is shown as a single entry with updates only in the Last Raised Time column Distinct Statistic alerts defined by the user are aggregated for each member System alerts are aggregated across the members by the type of event that triggers the alert The color in the System Status section in the Left Panel changes to yellow or red on occurrence of alerts You may reset this to green to acknowledge that the alerts have been examined On reset the aggregation of the existing alert entries in the table is stopped and they are greyed out New alerts even if they are caused due to events that triggered earlier alerts get displayed as new rows in the table You may still click on the greyed rows to view their details The maximum number of rows in this and other tables in GFMon can be configured from the Preferences
23. cluding GFMon However if an RMI port is specified either through the command line or via agent properties and the port is not available the JMX Agent reports an error during start up 3 You can verify the RMI port value from the agent 1og file which is created once the agent starts To verify the host name and port number that you will need to specify in GFMon you can also list the active connections using this command net stat a 4 GemFire Enterprise refreshes statistic resources periodically and propagates these values to the admin agent GFMon gets updated values of these statistics from the admin agent If your admin agent connects to a system running GemFire version 6 0 or more you can optionally set this refresh interval while starting the agent The default value for refresh interval is 5 seconds agent start rmi enabled true rmi port 1099 refresh interval 5 where the refresh interval is specified in seconds After you start the GemFire JMX agent use the agent host name and the RMI port of the agent to connect to the distributed system Starting an Admin Agent Using Locators To start the agent using locators specify the connection string of the locator This can be a comma delimited host port list specified in the agent properties file or on the command line as part of the start up arguments agent start locators bishop 10334 mcast port 0 When you are using locators to connect set the meast port to 0 Ensure
24. countries Microsoft Windows and Visual C are registered trademarks of Microsoft Corporation in the United States and other countries W3C is a registered trademark of the World Wide Web Consortium Other company or product names mentioned herein may be trademarks or registered trademarks of their respective owners Trademark specifications are subject to change without notice All terms mentioned in this documentation that are known to be trademarks or service marks have been appropriately capitalized to the best of our knowledge however GemStone cannot attest to the accuracy of all trademark information Use of a term in this documentation should not be regarded as affecting the validity of any trademark or service mark GemStone Systems Inc 1260 NW Waterhouse Avenue Suite 200 Beaverton OR 97006 Preface How This Documentation Is Organized Typographical Conventions Other Useful Documents Preserving Artifacts for Technical Support Contacting Technical Support 24x7 Emergency Technical Support GemStone Support Web Site Chapter 1 Product Installation 1 1 System Requirements Windows Linux Java Runtime Requirements Other Software Requirements Runtime Requirements 1 2 Installing and Uninstalling GemFire Enterprise Monitor Setting Environment Variables 1 3 GFMon License Files 1 4 GFMon Product Tree GFMon Product Documentation Chapter 2 System Configuration Starting an Admin Agent Using Locators Starting an Admin Agent
25. e GemFire Enterprise Monitor User s Manual 39 Accessing Information Chapter 3 The following events are logged in the event viewer Table 3 1 Event types Logged in the GFMon Event Viewer Event Type Purpose Node Joined When a node joins the system Node Crashed When a node crashes Node Left When a node leaves the system Alert When a system alert occurs Internal Error When a GFMon error occurs Internal Warning When a GFMon warning occurs Reconnecting to the Agent When GFMon attempts to reconnect to JMX agent This happens when JMX agent shuts down unexpectedly Shutdown of the Agent When the attempt to reconnect to JMX agent fails Use the Clear and Clear All buttons at the bottom right corner of the GFMon Event Viewer panel to clear the selected event or to clear all events respectively 40 GemStone Systems Inc Monitoring the GemFire Enterprise Distributed System Using GFMon Custom Charts Panel Accessing Information GFMon provides canned charts that graphically display the state of the distributed system The canned charts are displayed in the All Graphs section Each graph is plotted with the selected parameter on the Y axis and time on the X axis Click the icon to open each chart The top of the chart displays the legend of each member Select a member name to highlight the line graph of the member data and vice versa You can also create additional charts in the Custom
26. ect the alert from the Available Alert Definitions section and click Edit You can change the alert definition by editing the desired parameter To delete an alert definition select the alert from the Available Alert Definitions section and click Delete All alerts are displayed in the Alerts section of the Overview panel The GFMon Event Viewer table displays warnings that are logged in the GFMon s log file You can view the internal warnings and node information in the GFMon Event Viewer and see the log file for details Double click any item in the table to get more information about the event The Info Type scroll bar allows you to scroll through all the events in the table Use the Message scroll bar to scroll through the complete message Figure 3 11 Details for Events in the GFMon Event Viewer Ml Wed Sep 24 16 01 31 GMT 05 30 2008 x Info Type Internal Waming aj when Wed Sep 24 16 01 31 GMT 05 30 2008 x On Member nase 16559 46160 45519 Message createStatisticResources aj StatisticType WindowsProcessStats Could not xl By default the GFMon Event Viewer displays the last 100 events only Go to the General tab in the Preferences panel to configure preferences gt To change the number of events viewable in the GFMon Event Viewer change the Maximum number of rows viewable in a table preference gt To change the logging severity detail level of the GFMon s log file change the Logging Level preferenc
27. ed by the user To clear an alert in the Alerts section right click and select Clear Double click on any of the alerts in the Overview Panel gt Alerts or Member Panel gt Member Alerts Viewer to see more information about the alerts The following pop up windows are displayed 28 GemStone Systems Inc Monitoring the GemFire Enterprise Distributed System Using GFMon Accessing Information gt System Alert pop up When you double click on a system alert a pop up window including the following information is displayed gt Member Names The names of the members for which the system alert has been raised gt First Time The time at which the alert was raised for the first time Last Time The time at which the alert was raised for the last time gt Severity Displays the severity of the alert Severity can be either Warning Error or Severe gt Detail Message The detail log message for the alert Figure 3 4 System Alert EE system Alert at 19 23 04 x Member Names acheServer1 First Time 2009 04 15 19 23 04 GMT 05 30 Last Time 2009 04 15 19 23 04 GMT 05 30 Severity warning Detail Message Primary Gateway to RR connected to RR 1 localhost 22222 The event queue lt size has reached the threshold 5 000 System alerts include log entries that are tagged as Severe Error or Warning System alerts also consist of alerts indicating unexpected disconnection of a member fro
28. el o xi File Help GFMon Chart Configuration Overview B Data Chart Name CustomChart ES Members Alerts Select Members amp Specific Stats a Custom Charts E Preferences Quick Connect Agent Host halibut z 2199 v y System Status 8 Add Expressions Expressions a Reset State o halibut s34 s9811 52522 1 halibut 616 59814 41243 CacheServer2 CacheServer1 CachePerfStats CachePerfStats cachePerfstats 7 Oo Sa sp o pleted O cachetistenerCallsInProgress O cachewriterCallTime O cachewriterCallsCompleted Select O cachewriterCallsInProgress O creates Clear All O destroys oO entries O eventQueuesize Oo eventQueueThrottleCount O eventQueueThrottleTime O eventThreads O eventsDequeued O eventsQueued O getinitislimagekeysReceived DO getinitialimageTime O etinitislimagesCompleted oO getInitiallmagesInProgress O get Time Oo gets O invalidates O loadtime CO loadsCompleted O loadsInProgress v 4 I All Graphs GemFire Enterprise Monitor User s Manual 43 Accessing Information Chapter 3 44 The following canned charts are available in GFMon You can view these charts when you connect to a GemFire Enterprise system These charts plot line graphs of the respective statistic versus the duration of time specified through the X Scale Time range for Time Charts in minutes preference in the Preferences General panel
29. et the environment variable GEMFIRE to point to the GemFire product directory This directory must be the same as the GemFire product directory which is being used by the JMX admin agent that GFMon connects to monitor the distributed system The GFMon start up scripts use the gemfire jar in the GEMFIRE 1ib directory to launch GF Mon To use a specific JVM set the environment variable GF_JAVA to the required JVM binary For example on Windows platforms execute the following command set GF_JAVA C jdk1 5 0 bin java exe On Linux platforms execute export GF _JAVA jdk1 5 0 bin java To specify JVM arguments use the environment variable JAVA_ARGS On Windows platforms set JAVA_ARGS Xms256m On Linux platforms export JAVA_ARGS Xms256m nu To specify multiple arguments or arguments with equal to use double quotes Windows platforms For example on set JAVA_ARGS Xms256m Xmx512m On Linux platforms export JAVA_ARGS Xms256m Xmx512m GemStone Systems Inc Product Installation GFMon License Files 1 3 GFMon License Files GFMon is licensed as a package along with GemStone GemFire Enterprise You do not require a separate license file to run the GFMon application However to run an Admin Agent on GemFire you require a GemFire license For more information about GemFire licenses see the GemFire Enterprise Documentation For licenses contact keyfiles gemstone com GemFire Enterprise Monitor User
30. files larger than 100K for example core dumps to this address A special address for large files will be provided as appropriate Telephone 800 243 4772 or 503 533 3503 We recommend that you call only for more serious requests that require immediate evaluation such as a production system that is non operational Emergency requests are handled by the first available engineer If you are reporting an emergency and you receive a recorded message do not use the voicemail option Transfer your call to the operator who will take a message and immediately contact an engineer Non emergency requests received by telephone are placed in the normal support queue for evaluation and response 24x7 Emergency Technical Support GemStone offers at an additional charge 24x7 emergency technical support This support entitles customers to contact us 24 hours a day 7 days a week 365 days a year if they encounter problems that cause their production application to go down or that have the potential to bring their production application down Contact your GemStone account manager for more details 12 GemStone Systems Inc Preface GemStone Support Web Site The GemStone support web site at http techsupport gemstone com provides a variety of information to help you use GemStone products Use of this site requires an account but registration is free of charge To get an account just complete the Registration Form found in the same loca
31. gemfire properties file or the name is inferred from the member ID Host the host on which the member is running Heap Usage displays the used heap memory of the member VM as a percentage of the maximum heap memory CPU Usage displays the percentage of the process CPU utilization Clients number of clients in the cache server if applicable Uptime total time the node has been up and running The Members Summary section displays the member ID for each member Other information panels display the member name If you do not configure a member name GFMon constructs the member name from the member ID GemFire Enterprise Monitor User s Manual 31 Accessing Information 32 Chapter 3 Double click on a row in the Members Summary section to open the Details for member screen The Details for member screen provides additional information about each member Figure 3 7 Details for Member Panel Bile Help GFMon Overview B Data S Members Alerts fa Custom Charts Preferences Quick Connect Agent Host nase Agent Port 2929 z System Status emFire Monitoring ol x Details for member nase 7323 35521 60841 Data Yolume Regions Rate of Cache Operations BEATA OF gA m n aA A A nA i T E pi m e TT Regions Configurations Customer Shipment Invoice Payments Order Gateway Hub Listening Port RR Queue Size End Points Normal Asynchronous
32. gt Garbage Collection Statistics This chart displays the number of GC collections and the time spent in the collection for each member s VM Figure 3 14 Garbage Collection Statistics Chart Fi Garbage Collection Statistics CacheSerer2 collectionTime CacheSerert collectionTime GemFireApplication1 collectionTime wr CacheSerer2 collections N o E2 E c S s o 5 Garbage GemStone Systems Inc Monitoring the GemFire Enterprise Distributed System Using GFMon Accessing Information gt Cache Hit Ratios This chart displays the number of times a get on a cache did not result in the value being found in local memory and resulted in a netload from the cache server Figure 3 15 Cache Hit Ratios Chart Rf Cache Hit Ratios f Jo CacheSemer2 1 cache misses cache gets CacheSemer1 1 cache missesfcache gets GemFireApplication1 1 cache misses cache gets gt Used Memory Usage This chart displays the amount heap memory in megabytes consumed by each active member in the distributed system over time Figure 3 16 Used Memory Usage Chart Fused Memory Usage CacheSemer2 Used Memory CacheSemer1 Used Memory GemFireApplication1 Used Memory 15 20 GemFire Enterprise Monitor User s Manual 45 Accessing Information Chapter 3 gt Active CQ Queries This chart displays the number of active CQs Figure 3 17 Active CQ Queries Cha
33. if the JMX agent shuts down the data in the panels is not cleared When you connect to any distributed system again the panels are cleared and populated with the new data 26 GemStone Systems Inc Monitoring the GemFire Enterprise Distributed System Using GFMon Accessing Information gt The System Status section displays the state of the distributed system to which you are connected The following colors are displayed gt Green the system is functioning normally gt Yellow user defined statistic alerts are raised and or system alerts with severity Warning are raised gt Red system alerts with severity Error or Severe are raised and or a member has crashed To reset the GFMon System Status indicator click Reset State For more information point the mouse pointer at any lights displayed in the System Status section Tool tips When you place the mouse pointer over various GFMon user interface UI elements tool tips appear and provide to you additional information about the specific UI element Summary Panel The top most section in the Overview Data Members or Alerts panel displays the host and port of the admin agent to which GFMon is connected or disconnected The number of servers gateways and clients in the distributed system are also displayed in this summary panel Figure 3 2 Summary Panel Agent Connected To nase 2929 Servers 2 Gateways 1 Clients 1 GemFire Enterprise Monitor User s
34. in the Overview panel and the GFMon Event Viewer table in the Alerts panel After selecting the option or changing the value that you require click Reset or Apply as applicable The changes that you apply reflect immediately except changes to Log File Directory and Refresh Interval The changes to Refresh Interval reflect when you connect to the agent subsequently The changes Log File Directory reflect only when you launch GFMon for the next time GemStone Systems Inc Monitoring the GemFire Enterprise Distributed System Using GFMon Accessing Information Status Bar The status bar at the bottom of your GFMon window provides various alerts Figure 3 23 Status Bar wow owe y wen ew wre wos rep pee one ase 2 11 Sten Alert ins N A For a peer ase 1 71 PY ins N A For a peer ase 2 29 o xo ery in N A For a peer ase 1 59 E eee 17 55 08 ji NJA For a peer ase 1 66 oun in N A for a peer ase 1 8 in N A for a peer The following icons are displayed at various times indicate the following Ni This Icon appears when a JMX connection is established A A These icons are displayed when any alerts occur ate _ This icon is displayed when any background jobs are in progress This icon is displayed after you connect to the distributed system and contains information about the agent connection agent disconnection and the alerts that you save Click this icon to expand or colla
35. irements 16 T Technical Support contacting 15 typographical conventions 9 W Windows system requirements 16 55 Index 56 GemStone Systems Inc
36. le still providing some logging information for failure analysis gt Refresh Interval in milliseconds Specify the refresh interval to update the data displayed in GFMon views If GFMon connects to an admin agent running GemFire version 6 0 it is recommended to set the GFMon refresh interval to a value greater than the agent s refresh interval property default value for which is 5 seconds For more information about configuring the GemFire refresh interval property in the admin agent see Configuring an Admin Agent on page 22 The refresh interval configured in the Preferences panel does not impact the refresh interval of the admin agent from GemFire version 6 0 onwards GemFire versions prior to GemFire 6 0 do not support the refresh interval property for the admin agent gt Number of quick connect host port entries to keep in history Define the number of entries the Agent host and Agent port fields must retain in the Quick Connect section gt X scale time range for Time Charts in minutes Define the time for which the charts must be plotted in the Custom Charts panel gt Reconnect Specify the number of times and time interval GFMon must attempt to reconnect in the Number of retries and Reconnect Interval in milliseconds fields if the connection is lost gt Maximum number of rows in a table The maximum number of rows that are kept in a table For example you can configure the number of entries in the Alerts table
37. m the distributed system unexpected disconnection of the Admin Agent and errors occurring in GFMon gt Statistics Alerts Pop up When you double click on a statistic alert a pop up window including the following information is displayed gt Member Name The name of the member for which the alert has been raised gt First Time The time at which the alert was raised for the first time Last Time The time at which the alert was raised for the last time gt Count The number of times this alert has been raised gt Statistic Name The names of different statistics selected for that alert definition Last Value The value for the statistic when the alert was raised for the last time gt Mean Value This is the mean value for the statistic it is calculated by taking the sum of values for each alert divided by the count for the alert gt Range Provides the minimum and maximum value for the statistic in the given time First time and Last time Figure 3 5 Statistic Alert ER Statistics Alert at 18 48 45 xj Member Name CacheServer1 First Time 2009 04 15 18 48 45 GMT 05 30 Last Time 2009 04 15 18 48 45 GMT 05 30 Count 1 Statistic Name Last Value Mean Value Range Min Max gets 170323 170 323 170323 170323 puts 520711 520 711 520711 520711 GemFire Enterprise Monitor User s Manual 29 Accessing Information Chapter 3 gt Information Alert When you double click on an information
38. n time while retrieving data from the admin agent A pop up window titled Fatal Error is displayed with a message depending on the error that has occurred To fix the issue close the pop up window and perform the following procedure 1 Turn off GFMon 2 Reset the environment variable GEMFIRE to point to the GemFire product location from which the admin agent is running 3 Restart GFMon 52 GemStone Systems Inc alert administrative event cache cache xml cache server canned chart connection custom chart distributed cache distributed system event expressions GFMon A message triggered by certain events in the GemFire distributed system You can customize alerts to notify you about the events of your interest See event A data cache created by an application or cache server This is the point of access for Java applications for all caching features and the only view of the cache that is available to the application Cache creation requires a connection to the distributed system An XML file that declares the initial configuration of a cache This file is used to customize the behavior of the GemFire cache server process and can be used by any Java application Applications can also configure the cache through the GemFire Java APIs A long lived configurable GemFire distributed system member process Charts that a pre configured in GFMon These charts cannot be modified The connection used by a Ja
39. n use the Connections tab to create connection preferences and store them for future use To create and use connection preferences 1 Inthe Specify your connection by host name or IP address field enter system name host name and port number 2 Click Save The information that you entered is populated in the Connect to stored sessions section If you connect to a new agent it is automatically populated in the Connect to stored sessions section The un saved connections are denoted by an appended asterisk in the Status column 3 Highlight the row of the system name and click Connect or Disconnect as required At any given time you can connect to one distributed system only Figure 3 22 Preferences General Tab Grea Monitoring 5 x File Help GFMon Connections General overview J Data Preferences EXE Members a Alerts Log File Directory C Documents and Settings user GemStone GemFire GFMon logs ba Custom Charts E Preferences Logging Level info 7 Quick Connect Refresh Interval Millis 6000 Agent Host No of quick connect host port a z entries to keep in history 5 Agent Port X Scale Time range for p2 E Time Charts in minutes gt 10 130 292 Maximum number of rows le Disconnect in table gt 1 100 v System Status Reconnect No of connection retries 5 Reconnect Interval Millis 2000 Reset State GEMFIRE You can use General tab to set various preferences of y
40. ninstalling GemFire Enterprise Monitor page 18 gt GFMon License Files page 19 gt GFMon Product Tree page 20 If you are upgrading an existing GemFire Enterprise Monitor installation be sure to check the Release Notes for upgrade and migration instructions To contact GemStone Technical Support gt On the web http techsupport gemstone com gt By e mail techsupport gemstone com gt By phone 800 243 4772 or 503 533 3503 GemFire Enterprise Monitor User s Manual System Requirements Chapter 1 1 1 System Requirements This version of GFMon is designed to run with full capabilities on platforms running Linux and Microsoft Windows Supported Platforms This section lists the platforms that GFMon supports If you are interested in a platform that is not listed please contact your GemStone sales representative GemStone will evaluate whether it can support the platform either as is or under a special agreement or whether there are reasons that prevent deploying on a particular platform GFMon supports the following configurations Table 1 1 Operating System Support Matrix Operating System JDKs and JREs Sun JSE 1 5 0_17 Sun JSE 1 6 0_12 Red Hat Enterprise Linux 4 patch 7 kernel version Yes No 2 6 9 78 EL with GIMP Tool Kit GTK 2 4 13 24 el4 Red Hat Enterprise Linux 5 patch 3 kernel version Yes No 2 6 18 128 EL with GTK 2 10 4 20 e15 Windows XP SP3 Yes Yes Microsoft
41. nly if statistic sampling and time statistics are enabled in the GemFire distributed system The following properties must be configured in the gemfire properties file statistic sampling enabled true enable time statistics true gt All Graphs This section displays all the canned charts and the custom charts that you created in the Custom Charts panel Click each icon to get a comparative real time view of the statistic being plotted Click New Chart to add a new chart For more information see Custom Charts Panel GemFire Enterprise Monitor User s Manual 37 Accessing Information Chapter 3 Alerts Panel You can create custom alerts in the Alerts panel Custom alerts in GFMon allow you to receive a notification when a specified system statistic of an active member in a distributed system reaches a defined threshold GemFire JMX Admin Agent alerts GFMon and the RMI clients when the customized alert reaches the specified threshold For more information about receiving e mail alerts see E Mail Notification Properties in the GemFire Enterprise System Administrator s Guide For detailed description of system statistics see the appendix System Statistics in the GemFire Enterprise System Administrator s Guide Figure 3 10 Alerts Panel Fi Gemfire Monitoring File Help GFMon Overview B Data ES Members Alerts tai Custom Charts E Preferences Quick Connect Agent Host l nase iy Agent Port
42. ompts are shown in Courier New typeface For example gfPut gt Parameters and variables are shown in italic font For example gfConnect sysDir connectionName writeProtectAllowed gt In examples showing both user input and system output the lines you type are distinguished from system output by boldface type prompt gt gemfire GemFire Enterprise Monitor User s Manual 9 Preface gt Ifyou are viewing this document online the page section and chapter references are hyperlinks like this reference to Installing and Uninstalling GemFire Enterprise Monitor on page 18 and this reference to Chapter 3 Monitoring the GemFire Enterprise Distributed System Using GFMon on page 25 Blue text denotes a hyperlink Other Useful Documents The GemFire Enterprise online Java API documentation can be accessed through the file index html in the GemFire s docs directory This file is located under your Gemfire GFE installation as docs japi The GemFire Enterprise Developer s Guide describes the major services and functions in GemFire Enterprise The GemFire Enterprise System Administrator s Guide describes the system administration functions required to install deploy and manage the GemFire Enterprise product The Visual Statistics Display guide describes how to use the Visual Statistics Display VSD tool which is used to analyze archived historical data Contact GemStone Technical Support for instructions about acquiring VS
43. our GFMon tool You can configure the following preferences GemFire Enterprise Monitor User s Manual 49 Accessing Information Chapter 3 50 gt Log file Directory Use the Browse option to specify the directory where you want the GFMon log files to be stored Ensure that the GFMon application has read and write access to the log files The default log file directory is lt parent directory gt GemStone GemFire GFMon 1logs The lt parent directory gt is either the user s home directory or current working directory depending on the access assessed in the same order The log file name format is yyyy MM dd HH mm ss sss_ lt random_number gt _gfmon 1log For example 2009 01 19 19 10 36 234 8632816 gfmon 1log is located in the log file directory For each instance of GFMon a new log file with a different name that depends on the timestamp and the random number is created gt Logging Level Select the logging level from the available options in the drop down menu The default value is info The valid logging levels are all finest finer fine config info warning error severe and none The logging level all provides information of all severity levels while the logging level severe provides the information that is logged at severe level Setting log level to one of the ordered levels causes all messages of that level and greater severity to be printed Lowering the log level reduces system resource consumption whi
44. ph that you created 7 To reset the chart options click Reset To delete a chart select the chart and click Delete When you click New Chart the Custom Charts panel is cleared of any existing chart configuration enabling you to create a new chart Also when you click New Chart GFMon hides all the open chart windows so that the Custom Chart panel does not remain hidden behind the active windows After plotting the new chart by clicking Plot you can click on any of the Custom Charts to re open them When you edit the name of an existing chart a new copy of the current chart with the new name is created For detailed description of system statistics see the appendix System Statistics in the GemFire Enterprise System Administrator s Guide GemStone Systems Inc Monitoring the GemFire Enterprise Distributed System Using GFMon Accessing Information Filters can be applied to the Member ID Statistic Type and Name columns Filters allow you to quickly create charts in which you are interested only in a subset of the members and statistics The columns that offer the ability to filter their data have a funnel icon in their headers Filters can be selected at any time during the creation of a chart The filters get applied only to the rows created after you define the filter For example you can set a filter for a statistic type and name to compare one statistic across all members Figure 3 13 Using Filters in the Custom Charts Pan
45. pse the Progress view shown in the illustration below Figure 3 24 The Progress View Successfully Created Updated StatAlertDefinition lt Dataflow gt Finished at 4 43 PM Create Update StatAlertDefinition Successfully connected to host port lt pc42 2050 gt Finished at 4 30 PM Connect to JMX Agent GemFire Enterprise Monitor User s Manual 51 Error Notifications Displayed by GFMon Chapter 3 3 2 Error Notifications Displayed by GFMon During failure situations described below GFMon displays a pop up window reporting a fatal error The error pop up window is shown when the following conditions occur gt The JMX agent that GFMon is connected to shuts down A pop up window titled Fatal Error is displayed with the following message JMX Agent has shutdown gt GEFMon is started and running with a gemfire jar file which is incompatible with the version of the gemfire jar file of the running JMX Agent In this condition a pop up window titled Fatal Error is displayed gt For example if you run GFMon with the gemfire jar file of GemFire version 5 7 to monitor a GemFire version 5 7 1 or GemFire version 5 8 distributed system the message is GFMon could not connect to the GemFire Distributed System This version of GFMon is compatible with GemFire Enterprise 5 7 GFmon encountered a Class Mismatch Please shutdown GFMon and restart with a compatible GemFire version gt GFMon encounters an error during ru
46. re are provided in PDF format gt Community Links provide customer forums for discussion of GemStone product issues Technical information on the GemStone web site is reviewed and updated regularly We recommend that you check this site on a regular basis to obtain the latest technical information for GemStone products We also welcome suggestions and ideas for improving and expanding our site to better serve you Training and Consulting Consulting and training for all GemStone products are available through GemStone s Professional Services organization gt Training courses are offered periodically at GemStone s offices in Beaverton Oregon or you can arrange for onsite training at your desired location gt Customized consulting services can help you make the best use of GemStone products in your business environment Contact your GemStone account representative for more details or to obtain consulting services GemFire Enterprise Monitor User s Manual 13 Preface 14 GemStone Systems Inc Product Installation This chapter covers system requirements and licensing for GemFire Enterprise Monitor GFMon and describes the product tree Systems that meet the requirements described here are suitable for installing GFMon and beginning development but additional system resources may be necessary to support large applications This chapter covers the following gt System Requirements page 16 gt Installing and U
47. rise data regions using pie charts The Data panel also provides details like scope and data policy of each region across the members Figure 3 8 Data Panel P GemrFire Monitoring loj xi Ele Help GFMon Agent Connected To nase 2929 Servers 2 Gateways Clients 1 B overview Region Data Yolume Boa FIE Members Region Volume By Entry Count Region Volume By Memory Size MB Bi Alerts bw Custom Charts Preferences Quick Connect Agent Host nase JEZ Agent Port l 2929 hs k Disconnect v System Status g Total Replicas Total Memory MB Entry Count Memory 0 Payments 49 4 38 8 Order 13 378 10 51 Invoice 46 766 36 73 Reset state Customer 17 791 13 97 Shipment No Data No Data Region Members Details iewer Customer iCacheServer1 Distributed No Ack Normal Cache Content Asynchron CacheServer2 Distributed No Ack Normal Cache Content Asynchron GemFireApplicati Distributed No Ack Normal Cache Content Asynchron GEMFIRE gt Region Data Volume This section depicts the logical schema view of the distributed system The Region Volume by Entry Count pie chart shows the distribution of the regions by entry count The Region Volume by Memory Size shows the distribution of the regions by the amount of memory used The Region Volume by Memory Size chart displays memory size only under if the cache overflows and data is stored in the PR Region Disk Region or
48. rt Active CQ Queries Active CQ Queri 9 t gt Response Times for get amp put operations This chart plots the average time spent in get and put operations for each member in the distributed system Figure 3 18 Response Times Chart CacheSerer2 getTime gets 1000000 CacheSerert getTimegets 1000000 GemFireApplication1 getTimed gets 1000000 mrs CacheSemer2 putTime puts 1000000 MUTE UC syseo soy aw Bay Awg time fore fe All charts are computed incrementally If the time statistics are not enabled in the member the Response Times chart does show any data 46 GemStone Systems Inc Monitoring the GemFire Enterprise Distributed System Using GFMon Accessing Information gt Cache Entry Count This chart displays the total number of entries in all the non partitioned data regions on a cache server over time Figure 3 19 Cache Entry Count Chart Rf Cache Entry Count CacheSerwerz entries CacheServert entries GemFireApplication1 entries gt CQ Query Times This chart displays the average time in milliseconds taken to execute a CQ Figure 3 20 CQ Query Times Chart Fo Query Times CacheSemer cqQueryExecutionTime cqQueryExecutionsCompleted CacheSerer cqQueryExecutionTimefcqQuenExecutionsCompleted v a E E c gt 5 a x w oy E ao g o L Had De ren ul ALLAN AMUN todo Ll
49. s View GemFire Enterprise Developer s Guide 26 27 28 29 29 30 32 34 36 38 39 41 43 44 45 45 46 46 47 47 48 49 51 51 List of Figures 6 GemStone Systems Inc Table 1 1 Operating System Support Matrix 16 Table 1 2 Runtime Requirements 17 Table 3 1 Event types Logged in the GFMon Event Viewer 40 GemFire Enterprise Developer s Guide 7 List of Tables 8 GemStone Systems Inc About This Guide This guide describes the GemStone GemFire Enterprise Monitor GFMon functions that monitor the GemFire Enterprise product which is typically used for distributed caching and data distribution For information about the GemFire Enterprise product see the GemFire Enterprise Documentation located on www gemstone com How This Documentation Is Organized This guide contains the following sections gt Chapter 1 Product Installation on page 15 lists system requirements and tells how to install GFMon gt Chapter 2 System Configuration on page 21 tells how to set up your GemFire Enterprise Monitor system gt Chapter 3 Monitoring the GemFire Enterprise Distributed System Using GFMon on page 25 describes the functionality of various panels in GFMon gt Glossary on page 53 provides a list of terms and their definitions Typographical Conventions This document uses the following typographical conventions gt Methods types file names and paths folder names code listings and pr
50. t to restrictions set forth in the Commercial Software Restricted Rights clause at 52 227 19 of the Federal Acquisitions Regulations 48 CFR 52 227 19 except that the government agency shall not have the right to disclose this software to support service contractors or their subcontractors without the prior written consent of GemStone Systems Inc This software is provided by GemStone Systems Inc and contributors as is and any expressed or implied warranties including but not limited to the implied warranties of merchantability and fitness for a particular purpose are disclaimed In no event shall GemStone Systems Inc or any contributors be liable for any direct indirect incidental special exemplary or consequential damages including but not limited to procurement of substitute goods or services loss of use data or profits or business interruption however caused and on any theory of liability whether in contract strict liability or tort including negligence or otherwise arising in any way out of the use of this software even if advised of the possibility of such damage COPYRIGHTS This software product its documentation and its user interface Copyright c 1997 2009 GemStone Systems Inc All Rights Reserved by GemStone Systems Inc The Java Software technologies are Copyright c 1994 2000 Sun Microsystems Inc Copyright c Eclipse Contributors and others 2000 2006 Copyright 1999 2006 The Apache Software Founda
51. the agent that is running on the GemFire Enterprise distributed system simply click Disconnect on the left panel of the user interface GemFire Enterprise Monitor User s Manual 23 Chapter 2 24 GemStone Systems Inc Monitoring the GemFire Enterprise Distributed System Using GFMon GemFire Enterprise Monitor GFMon is an application that manages and monitors a GemFire Enterprise distributed system in real time GFMon allows you to obtain and view the following information gt Overall health indicators of the distributed system gt Overall system information gt Information on various configurational aspects of the distributed system gt Vital statistics of all members in the distributed system including health statistics for clients gt Aggregate and detailed information on various operational aspects of the distributed system gt System alerts that allow you to take the appropriate corrective action gt Summary of alerts that have occurred across the distributed system GFMon also provides the following features gt gt A rich graphical user interface GUI with information on memory and CPU usage across the servers in the distributed system Ability to create custom alerts by specifying system statistic thresholds GFMon uses JMX to retrieve information from the distributed system This chapter provides details about features and functionality of the various panels in GemFire Enterprise Monitor
52. tion You ll be able to access the site as soon as you submit the web form The following types of information are provided at this web site gt Help Request is an online form that allows designated technical support contacts to submit requests for information or assistance via E mail to GemStone Technical Support gt Technotes provide answers to questions of general interest submitted by GemStone customers They may contain coding examples links to other sources of information or downloadable code gt Bugnotes identify performance issues or error conditions that you may encounter when using a GemStone product A bugnote describes the cause of the condition and when possible provides an alternative means of accomplishing the task In addition bugnotes identify whether a fix is available either by upgrading to another version of the product or by applying a patch Bugnotes are updated regularly gt Patches provide code fixes and enhancements that have been developed after product release A patch generally addresses a specific group of behavior or performance issues Most patches listed on the GemStone Web site are available for direct downloading gt Tips and Examples provide information and instructions for topics that usually relate to more effective or efficient use of GemStone products Some Tips may contain code that can be downloaded for use at your site gt Release Notes and User s Manual for your product softwa
53. tion ILOG JViewsS0 copyright 1996 2001 ILOG S A All rights reserved Eclipse v3 2 2 Copyright c Eclipse Contributors and others 2000 2006 Xerces 2 9 0 Copyright c 1999 2006 The Apache Software Foundation ILOG JViews 5 0 ILOG JViewsS0 copyright 1996 2001 ILOG S A All rights reserved PATENTS GemFire is protected by U S patent 6 360 219 Additional patents pending TRADEMARKS GemStone GFMon GemFire GemFire Enterprise and the GemStone logo are trademarks or registered trademarks of GemStone Systems Inc in the United States and other countries trademark application pending for GemFire UNIX is a registered trademark of The Open Group in the U S and other countries Linux is a registered trademark of Linus Torvalds Red Hat and all Red Hat based trademarks and logos are trademarks or registered trademarks of Red Hat Inc in the United States and other countries SUSE is a registered trademark of SUSE AG Sun Sun Microsystems Solaris Forte Java Java Runtime Edition JRE and other Java related marks and logos are trademarks or registered trademarks of Sun Microsystems Inc All SPARC trademarks are used under license and are trademarks or registered trademarks of SPARC International Inc in the United States and other countries Products bearing SPARC trademarks are based upon an architecture developed by Sun Microsystems Inc Intel and Pentium are registered trademarks of Intel Corporation in the United States and other
54. tware Requirement Version Operating System See Operating System Support Matrix Processor Intel 2 GHz Pentium 4 or equivalent System memory Software on the system on which the Admin Agent is configured 1 GB RAM recommended GemFire Enterprise 5 7 or later GemFire Enterprise Monitor User s Manual Installing and Uninstalling GemFire Enterprise Monitor Chapter 1 1 2 Installing and Uninstalling GemFire Enterprise Monitor GFMon is distributed as a ZIP archive Extract the ZIP archive to a location in the file system to install the software The gfmon bat and gfmon files are created in this location Use these files to run GFMon on Microsoft Windows and Linux respectively By default gfmon bat and gfmon files use the environment variable java to point to the JDK version that is available in the system If you want to execute GFMon using a specific version of JDK you can specify the location of the java executable file using the environment variable GF_JAVA You can obtain the instruction file from your GemStone salesperson or from the GemStone website at http www gemstone com download To access the website you need to enter your login and password If you are new to GemStone products to register and create a login and password to get into the download center You can uninstall GemFire Enterprise Monitor by simply deleting the entire product tree Setting Environment Variables S
55. va application to access a GemFire Enterprise system Charts that you can customize to plot GemFire distributed system statistics of your interest A collection of caches spread across multiple machines and multiple locations that functions as a single cache for the individual applications One or more GemFire system members that have been configured to communicate with each other forming a single logical system Also used for the Java object that is instantiated to create the connection between the distributed system members An action recognized by the GemFire system members which can respond by executing callback methods The GemFire API produces two types of events cache events for detail level management of applications with data caches and administrative events for higher level management of the distributed system and its components An operation can produce administrative events cache events or both Expressions perform calculations on the specified values and return a single value instead of an entire row A tool to monitor a GemFire distributed system 53 Glossary JMX multicast statistics alert statistics enabled system alert system member 54 Java Management eXtensions A set of specifications for dynamic application and network management in the J2EE development and application environment A form of UDP communications where a datagram is sent to multiple processes in one network operation See alert
56. vyv vyy GEMSTONE GEMFIRE ENTERPRISE GemFire Enterprise Monitor User s Manual Version 2 0 1 April 2009 Send comments on this guide to docs gemstone com GemStone Systems Inc X 503 533 3000 X www gemstone com INTELLECTUAL PROPERTY OWNERSHIP This documentation is furnished for informational use only and is subject to change without notice GemStone Systems Inc assumes no responsibility or liability for any errors or inaccuracies that may appear in this documentation This documentation or any part of it may not be reproduced displayed photocopied transmitted or otherwise copied in any form or by any means now known or later developed such as electronic optical or mechanical means without express written authorization from GemStone Systems Inc Warning This computer program and its documentation are protected by copyright law and international treaties Any unauthorized copying or distribution of this program its documentation or any portion of it may result in severe civil and criminal penalties and will be prosecuted under the maximum extent possible under the law The software installed in accordance with this documentation is copyrighted and licensed by GemStone Systems Inc under separate license agreement This software may only be used pursuant to the terms and conditions of such license agreement Any other use may be a violation of law Use duplication or disclosure by the Government is subjec

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