HP Proliant Essential Perforance Management Pack 4.2 350813-005 User's Manual
Contents
1. Windows Linux Physical Disks Lists each Microsoft Windows and Linux physical disk defined on this IDE controller and whether the physical disk is defined on a single ATA disk or an array of ATA disks IDE controller 13 Logical drive The following information is provided for a logical drive Logical Drive Status Reads Sec The number of reads from this logical drive each second Writes Sec The number of writes to this logical drive each second Read MBytes Sec The number of megabytes read from the logical drive each second Write MBytes Sec The number of megabytes written to the logical drive each second Millisec Read The average time for each read to complete Millisec Write The average time for each write to complete Queue Length The average number of concurrent requests between the server and this logical drive including transfers currently being serviced and transfers waiting for service regardless of where the request is waiting disk or controller Logical Drive Inventory Logical Drive Configuration The controller on which the logical drive is defined The array label such as A B or C as shown by the Array Configuration Utility ACU The logical drive number as assigned by the ACU and the physical disk mapping Logical drive size in megabytes The RAID level for this logical drive The logical drive striping factor Whether caching is enabled for this logical drive Logical drive 14 Memo2. Write Mbytes Sec The average number of Megabytes of data written to the selected SAS drive each second Disk Millisecond Read The average time required to complete a read operation Disk Millisecond Write The average time required to complete a write operation Disk Queue Length The average number of transfer requests reads and writes waiting to be serviced by the SAS drive including transfers currently being serviced and transfers waiting for service regardless of where the request is waiting drive or controller PMP uses a set of algorithms to determine the SAS drive status In general the Disk Queue Length is a primary parameter When the value of the Disk Queue Length exceeds the acceptable value the Disk Reads Sec and Writes Sec are examined to determine whether read or write operations require most of the drive throughput When combined with Disk Millisecond Read or Write PMP can determine if the number of requests for the drive will exceed the capabilities of the drive SAS Drive Inventory Drive Information e Displays description of the drive including size e Displays the hard drive model number e Displays the exact size of the drive as seen by the operating system Configuration Information e Provides a summary of the drive configuration e Displays the name of the Smart Array controller to which it is attached e Displays the location of the hard drive in its enclosure Displays the array in which the driv
3. average number of transfer requests reads and writes waiting to be serviced by the network storage controller e Utilization The average utilization of the Fibre Channel port on this controller Network Storage Controller Inventory e Configuration e controller identification including controller model supported and negotiated PCI protocols bus speed Network storage controller 20 Network storage enclosure The following information is provided for a network storage enclosure Network Storage Enclosure Status Transfers Sec The average number of transfers reads and writes on this network storage enclosure each second MBytes Sec The average number of megabytes transferred on this network storage enclosure each second Millisec Transfer The average time to complete a transfer to and from the selected network storage enclosure Queue Length The average number of transfer requests reads and writes waiting to be serviced by the network storage enclosure Network Storage Enclosure Inventory Enclosure Configuration Displays the type or model name and serial number of the network storage enclosure Controllers Displays the name and model of the enclosure and whether it is operating with redundant controllers If a redundant controller is configured then both standby and active controllers are listed if redundancy is not configured only active controllers are liste
4. drive in the drive array each second Read MBytes Sec The average number of megabytes read from each drive in the drive array each second Write MBytes Sec The average number of megabytes written to each drive in the drive array each second Millisec Read The average time for each read to complete Millisec Write The average time for each write to complete Queue Length The average number of concurrent requests between the server and each drive in the drive array including transfers currently being serviced and transfers waiting for service regardless of where the request is waiting drive or controller Drive Array Inventory Array Configuration Displays on which Smart controller the drive array is defined and the number of array logical drives implemented on the array Hard Drives Lists the SCSI drives constituting the disk array Spare Drives Lists the SCSI drives designated as spares Drive array 8 External storage enclosure The following information is provided for an external storage enclosure External Storage Enclosure Status Transfers Sec The average number of transfers reads and writes on this external storage enclosure each second MBytes Sec The average number of megabytes transferred on this external storage enclosure each second Millisec Transfer The average time to complete a transfer to and from the selected external storage enclosure Enclosure Queue The average number of transfer re
5. of transfer requests read and written between the monitored servers and the array each second Server MBytes Sec The average number of megabytes transferred read and written between the monitored servers and this array each second Server Millisec Transfer The average time for each request between the monitored servers and the array to complete Server Queue Length The average number of transfer requests read and written from the monitored servers that are waiting to be serviced by this array Array MBytes Sec The average number of megabytes transferred read and written to all the disks in the array each second Disk Queue Length The average number of transfer requests read and written waiting to be serviced by each disk in the array Network Storage Array Inventory Array Configuration Displays the number of logical drives implemented on the array Hard Drives Lists the drives that constitute the array Network storage array 19 Network storage controller The following information is provided for a network storage controller Network Storage Controller Status e Transfer Sec The average number of transfers reads and writes on this network storage controller each second e MBytes Sec The average number of megabytes transferred on this network storage controller each second e Millisec Transfer The average time to complete a transfer to and from the selected network storage controller e Queue Length The
6. on the adapter e Provides the number of SCSI ports used Windows Linux Physical Disks Lists the physical disk drives and identities each drive SCSI ID drive letter and associated SCSI adapter SCSI adapter 25 SCSI storage enclosure The following information is provided for a SCSI storage enclosure SCSI Storage Enclosure Status Transfers Sec The average number of transfers on this SCSI bus each second the sum of the Disk Transfers Sec for all hard drives on this bus MBytes Sec The average number of megabytes transferred on this SCSI bus each second the sum of the Disk MBytes Sec for all SCSI drives on this bus SCSI Utilization The average SCSI utilization for this SCSI bus which is primarily dependent on the MBytes Sec and the SCSI protocol negotiated between the controller and each drive on the bus The negotiated SCSI protocol is reported in the hard drive inventory The valid SCSI protocols include SCSI 1 5 MB s with 8 bit transfers at 5 MHz 5 000 000 bytes s e Fast SCSI 2 10 MB s with 8 bit transfers at 10 MHz 10 000 000 bytes s e FastWide SCSI 2 20 MB s with 16 bit transfers at 10 MHz e Ultra SCSI 3 20 MB s with 8 bit transfers at 20 MHz Wide Ultra SCSI 3 40 MB s with 16 bit transfers at 20 MHz e Wide Ultra2 SCSI 80 MB s with 16 bit transfers at 40 MHz e Wide Ultra3 SCSI 160 MB s with 16 bit transfers at 80 MHz e Ultra320 SCSI 320 MB s with 16 bit transfers at 160 MHz SC
7. support the maximum I O capabilities of the drive e A slow physical drive plugged into a fast enclosure RAID consisting of a mix of drive speeds e RAID consisting of a mix of drive capacities Host buses For example e Bus overloading e Too many I O resources plugged into the same bus on a multi bus server Overview 5 ATA disk array The following information is provided for an ATA disk array ATA Disk Array Status Reads Sec The number of reads from this ATA disk array each second Writes Sec The number of writes to this ATA disk array each second Read MBytes Sec The average number of megabytes read from the ATA disk array each second Write MBytes Sec The average number of megabytes written to the ATA disk array each second Millisec Read The average time for each read to complete Millisec Write The average time for each write to complete Queue Length The average number of concurrent requests between the server and this ATA disk array including transfers currently being serviced and transfers waiting for service regardless of where the request is waiting disk or IDE controller ATA disk array performance is not evaluated because the performance of an array is determined by the performance of the disks in the array ATA Disk Array Inventory Array Configuration Displays the total capacity of the disk array e Displays where the disk array is defined which IDE controller e Displays the RAID le
8. A 32 bit PCI and 64 bit PCI can operate simultaneously on the same PCI bus The utilization is primarily dependent on the MBytes Sec rate and the negotiated PCI bus protocol e 32 bit PCI Operates at 33 MHz resulting a maximum throughput of 132 MB s e 64 bit PCI Operates at 33 MHz resulting a maximum throughput of 264 MB s e 64 bit 50 MHz PCI X Provides a maximum throughput of 400 MB s e 64 bit 66 MHz PCI or a maximum throughput of 528 MB s e 64 bit 100 MHz PCI X Provides a maximum throughput of 800 MB s 64 bit 133 MHz PCI X Provides a maximum throughput of 1064 MB s e PCI Express Provides a maximum throughput of 500 MB s e PCI Express X2 Provides a maximum throughput of 1000 MB s e Express X4 Provides a maximum throughput of 2 GB s e PCI Express X8 Provides a maximum throughput of 4 GB s e PCI Express X12 Provides a maximum throughput of 6 GB s e PCI Express X16 Provides a maximum throughput of 8 GB s PCI bus performance is evaluated using the Bus Utilization 76 Z NOTE PMP does not accurately report the negotiated PCI bus protocol when unknown PCI devices with slower transfer rates than the controller are configured on the same bus PCI Bus Inventory e Support Displays the supported and negotiated PCI protocol bus and speed e Devices Lists the PCI bus slots and any I O expansion boards installed in the slots PCI bus 23 Processo
9. HP ProLiant Essentials Performance Management Pack 4 2 Reference Matrix Part number 35081 3 005 Fifth edition September 2006 invent Legal notices Copyright 2003 2006 Hewlett Packard Development Company L P Confidential computer software Valid license from HP required for possession use or copying Consistent with FAR 12 211 and 12 212 Commercial Computer Software Computer Software Documentation and Technical Data for Commercial Items are licensed to the U S Government under vendor s standard commercial license The information contained herein is subject to change without notice The only warranties for HP products and services are set forth in the express warranty statements accompanying such products and services Nothing herein should be construed as constituting an additional warranty HP shall not be liable for technical or editorial errors or omissions contained herein Microsoft and Windows are U S registered trademarks of Microsoft Corporation Linux is a U S registered trademark of Linux Torvalds Part number 350813 005 Fifth edition September 2006 Contents Overview 5 Static analysis 5 disk array ATA Disk Array 6 ATA Disk Array Inventory saul wan Jaden nd doa A Cet vexat abe tuve t ice 6 ATA disk ATA Disk Sta
10. Inventory NIC Configuration e Displays the name and location of the network adapter e Displays the supported and negotiated PCI protocol bus speed of the network adapter e Lists the number of ports on the NIC adapter including any upgrade modules installed on the network adapter NIC Ports Displays all IP addresses assigned to the network ports Network Teams The state of all the ports on all network adapters Network adapter 16 Network connections The following information is provided for network connections Network Connections Status e MBytes Sec The average number of megabytes transferred transmitted or received over the network subsystem each second e MBits TX Sec The average number of megabits transmitted over the network each second e RX Sec The average number of megabits received over the network each second Network connection performance is determined by the performance of the network adapters Network Connection Inventory e Network Connections Contiguration Displays the number of adapters and ports installed and available on the server including any that are disabled e Addresses Displays all IP addresses assigned to the ports Network connections 17 Network port The following information is provided for a network port Network Port Status MBytes Sec The average number of megabytes transferred transmitted or received over the NIC port each second MB
11. SI disks attached to the controller and the SCSI buses used to attach the drives to the controller Smart Array Controller Inventory Controller Configuration The controller identification including controller model and PCI slot if applicable The supported and negotiated PCI protocols bus speed The controller cache configuration Number of hard disks attached to the controller Number of SCSI ports currently in use on the controller Number of arrays on the controller Number of array logical drives defined on the controller Windows Linux Physical Disks Lists the physical disk drives and identifies each drive SCSI ID drive letter and associated Smart Array controller Smart Array controller 29 Smart Array SCSI drive The following information is provided for a Smart Array SCSI drive Smart Array SCSI Drive Status Disk Reads Sec The number of reads from the drive each second Disk Writes Sec The number of writes to the drive each second Disk Read MBytes Sec The number of megabytes read from the drive each second Disk Write MBytes Sec The number of megabytes written to the drive each second Disk Millisec Read The average time for each read to complete Disk Millisec Write The average time for each write to complete Disk Queue Length The average number of concurrent requests between the server and the drive SCSI drive performance is based on Disk Queue Length Smart SCSI Drive Inventory Drive Informat
12. SI storage enclosure performance is determined by the SCSI Utilization SCSI Storage Enclosure Inventory Enclosure Configuration e type or model of the storage enclosure e Which SCSI protocol is supported by the storage enclosure e The number of drive bays provided by the storage enclosure number of SCSI drives installed in the storage enclosure SCSI adapter attached to the storage enclosure and the port on the adapter SCSI storage enclosure 26 SCSI drive The following information is provided for a SCSI drive SCSI Drive Status Disk Reads Sec The average number of reads from the selected SCSI drive each second Disk Writes Sec The average number of writes to the selected SCSI drive each second Disk Read MBytes Sec The average number of megabytes read from the selected SCSI drive each second Disk Write MBytes Sec The average number of megabytes written to the selected SCSI drive each second Disk Millisec Read The average time required to complete a read Disk Millisec Write The average time required to complete a write Disk Queue Length The average number of transfer requests reads and writes waiting to be serviced by the SCSI drive including transfers currently being serviced and transfers waiting for service regardless of where the request is waiting drive or controller PMP uses a set of algorithms to determine SCSI drive status In general the Disk Queue Length is a primary pa
13. ctions Status 2 ete ees esee epe essere d 17 Network Connection 17 Network port Network Port SIGNS one estet serre eeii e Epic yy Men Vestre 18 Network Port Inventory eee teo te ee ette node eee ene te oe e ere 18 Network storage array Network Storage Array dpa scuaecered denaudecqnsconsggasnandsersanydeaanenas 19 Network Storage Array Invoice 19 Contents 3 Network storage controller Network Storage duccenGverastngsatentenebeaseeecdhonsieaee 20 Network Storage Controller Inventory 20 Network storage enclosure Network Storage Enclosure Status assess 21 Network Storage Enclosure ttt EnEn SES 21 Network storage logical drives o p kite Aun 22 Network Share Inventory ccccccccceceseccecseneeeeessneeeeseeeeeeeeeseeeeeeessseeeceeseeeesceseseeeesssseeeeeeseeesessse
14. d Detected Servers Displays a list of servers sharing the enclosure Network storage enclosure 21 Network storage logical drives The following information is provided for logical drives located in the network storage Network Share Status Reads Sec The average number of reads from the selected logical drive each second e Writes Sec The average number of writes to the selected logical drive each second e Read MBytes Sec The average number of megabytes read the selected logical drive each second e Write MBytes Sec The average number of megabytes written to the selected logical drive each second e Millisec Read The average time required to complete a read operation e Millisec Write The average time required to complete a write operation e Queue Length The average number of transfer requests reads and writes that are waiting to be serviced by the logical drive Network Share Inventory e Logical Drive Configuration e Displays the total capacity of the drive e Displays the network storage enclosure in which the selected logical drive is located e Displays the RAID level for this logical drive Network storage logical drives 22 PCI bus The following information is provided for a PCI bus PCI Bus Status e average number of megabytes transferred on the selected PCI bus each second e Utilization The PCI utilization for the selected PCI bus
15. e is configured e Provides the SAS protocol negotiated for transfers between this drive and the disk controller SAS Drives 32 Storage components Storage components differ depending on the server environment PMP is designed to monitor a variety of storage components including e Storage enclosures Fibre Channel HBAs e 5 5 arrays and logical and physical disk drives Smart arrays Storage Status e Storage Transfers Sec The number of PCI bus transfers to and from storage each second e MBytes Sec The average number of megabytes transferred read and written on the storage each second Storage Inventory e Windows Linux Logical Disks Lists all of the logical disks in the storage subsystem and identifies their associated drive letter file system disk drive size in MB and percentage of space used e Windows Linux Physical Disks Lists all of the physical disks in the storage subsystem and identifies their associated SCSI ID drive letter and array controller Storage components 33
16. eeesenseaeeees 22 PCI bus BOR EPI m 23 PCI BUS INVENTO A M M 23 Processors Processors neers Malas age tes 24 Processors INVENIORY EAT AA KERTIER 24 SCSI adapter SCSI Adapter Stats ote nite tiet Petitur ne ctu edt cott coe atelier tee sed hee eats cates 25 5 5 ere ER e ER CER RR ERR ERE EVER RAE EET R 25 SCSI storage enclosure SCSI Storage Enclosure SEGUE o __ EM Md 26 SCSI Storage Enclos ne Infventolyrsuesce ck phia etra RR bn RA URP Fe boca e a be ME YR Rr E 26 SCSI drive sedo rfe c E 27 SCSI Drive n rrr rre eese nnns 27 Server Metrics SENET STOU A 28 Setver 28 Smart Array controller Smart Array Controller Status ccccccccessccecseseeceescsseeceeseeeeeceeeeeeeeseeeecseseeeeessaeeeeeesseeeesseseeecesessseeeesenaeees 29 Smart Array Controller Inventory cccccccccccscssscceesceeeeeecsseeeesceeeeeeeceseeeesceeeeeseseseesecsseeeesesseseesesenseeeeseeaaees 29 Smart Array SCSI dr
17. fers Sec for all ATA disks on this channel e Channel Queue The average number of transfer requests reads and writes waiting to be serviced by ATA disks on the IDE channel IDE Channel Inventory e Channel Configuration Identifies the IDE controller to which this IDE channel is connected The number of ATA disks attached to the channel IDE channel 12 IDE controller The following information is provided for an IDE controller IDE Controller Status e Transfers Sec The number of requests between the server and this IDE controller each second e sum of all megabytes transferred read and written between the server and this IDE controller each second e Millisec Transfer The average time for each request to complete e Queue Length The average number of concurrent requests between the server and this IDE controller including transfers currently being serviced and transfers waiting for service regardless of where the request is waiting disk or controller IDE controller status is determined by the performance status of the ATA disks attached to the controller and the IDE channels connecting the ATA disks to the controller IDE Controller Inventory e Controller Configuration e controller identification including controller model and PCI slot if applicable e Number of disk arrays on the controller if applicable e Number of ATA disks attached to the controller e
18. ion e Displays a description of the drive including the size e Displays the hard drive model number e Displays the exact size of the drive as seen by the operating system Configuration Information e Provides a summary of the drive configuration e Displays the name of the Smart Array controller to which it is attached e Displays the location of the hard drive in its enclosure e Displays the array in which the drive is configured e Provides the SCSI protocol negotiated for transfers between this drive and the disk controller Smart Array SCSI drive 30 SATA Drives The following information is provided for a SATA drive SATA Drive Status Disk Read Sec The average number of reads the selected SATA drive each second Disk Write Sec The average number of writes to the selected SATA drive each second Disk Read Mbytes Sec The average number of Megabytes of data read from the selected SATA drive each second Disk Write Mbytes Sec The average number of Megabytes of data written to the selected SATA drive each second Disk Millisec Read The average time required to complete a read operation Disk Millisec Write The average time required to complete a write operation Disk Queue Length The average number of transfer requests reads and writes waiting to be serviced by the SATA drive including transfers currently being serviced and transfers waiting for service regardless of where the request is waiti
19. its TX Sec The average number of megabits transmitted from the selected NIC port each second MBits RX Sec The average number of megabits received by the selected NIC port each second TX Utilization The percentage of data that is transmitted from the selected NIC port This value is calculated from the TX MBits Sec and the operating speed of the NIC port RX Utilization The percentage of data that is received from the selected NIC port This value is calculated from the RX MBits Sec and the operating speed of the NIC port Port Utilization The percentage of data that is transferred transmitted over the NIC port If the port is running in full duplex mode Port Utilization is the higher of TX Utilization and RX Utilization If the port is running in half duplex mode Port Utilization is the sum of TX Utilization and RX Utilization Network Port Inventory Port Configuration e Displays the name of the NIC adapter e Displays the name of the port on the base board or upgrade module e Displays the media access control MAC address of the NIC port e Displays the IP address of the NIC port e Displays the maximum speed in MB s of the NIC port e Provides the NIC teaming configuration if the server is configured with NIC teaming Network port 18 Network storage array The following information is provided for a network storage array Network Storage Array Status Server Transfers Sec The average number
20. ive Smart Array SCSI Drive Status 2 1 41 1 2 1 2 00 4 4 0 91 900000000 00 nr hh nennen eese nn 30 Smart SCSI Drive 1 n trn rennen nnn nnns 30 SATA Drives SATA Drive StatUS apra iaren rae a 31 SATA Drive Inventory 31 SAS Drives SUMENDA 32 SAS Drive Inventoly iioii eor rr E ER ERR Eres 32 Storage components Storage teer bel LI mue E A Mice ELI 33 Storage 33 Contents 4 Overview Abstract This guide details the measurement parameters evaluated by HP ProLiant Essentials Performance Management Pack PMP 4 0 for the various components of a system configuration A brief description of each parameter displayed in both the Status and Inventory view is provided Static analysis The following configuration information is gathered by hardware discovery and analyzed by PMP to display the performance status of server components Processors For example a mix of processors with different cache sizes Memory Network connections For example the ability to detect a NIC running at reduced speed or in halt duplex mode Storage For example e fast physical disk drive plugged into an enclosure that cannot
21. k MBytes Sec The sum of megabytes transferred transmitted and received over the subsystem each second Storage MBytes Sec The sum of megabytes transferred read and written over the storage subsystem each second Host Bus MBytes Sec The sum of megabytes transferred over the host buses each second Server Inventory Server model e Processor quantity and description e Amount of memory e Network adapters and ports e Storage controllers SCSI adapters e Host buses Operating system e Server operating system and version information e Summary of the file systems defined on the operating system e Number of processors in use e Windows and Linux physical disks Server Metrics 28 Smart Array controller The following information is provided for a Smart Array controller Smart Array Controller Status Transfers Sec The number of requests between the server and this IDE Smart Array controller each second MBytes Sec The sum of all megabytes transferred read and written between the server and this Smart Array controller each second Millisec Transfer The average time for each request to complete Queue Length The average number of concurrent requests between the server and this Smart Array controller including transfers currently being serviced and transfers waiting for service regardless of where the request is waiting drive or controller Smart Array controller performance is based on the performance of the SC
22. meter A T 7 ATA Disk ee ae a a 7 Drive array IBI SEI Pc 8 Drive Array Inventoty ru eut eeu sas UC ver v ees are ee eve ek Eo EX Ue ex RN 8 External storage enclosure Perna storage Enclostre eio m Hr 9 External Sterdge Enelesute E E NEE Gece EERTE E 9 Fibre Channel host bus adapter Fibre Channel Host Bus Adapter Status 1 2 20 0 10 Fibre Channel Host Bus Adapter enne 10 Host buses Host B ses MO PT c Em 11 ims juan che 11 IDE channel IDE Channel cts err Le vedic T aE 12 IDE Channel Inventory 5 iecit Ue edad ve 12 IDE controller IDE Controller StAtUs sosaren e e 13 IDE Controller Inventory sesat ERN 13 Logical drive logical Drive Statis 14 Leica Drive diana 14 Memory Memory AOUS esen ieeueeamn rod v vacemeces deos OTEO E OVOS 15 Memory INVENTOTY 15 Network adapter Network Adapter StAtUs ess lere esce et eredi nece terere coax t oddest 16 Network Adapter DEMNM 16 Network connections Network Conne
23. ng drive or controller PMP uses a set of algorithms to determine the SATA drive status In general the Disk Queue Length is a primary parameter When the value of the Disk Queue Length exceeds the acceptable value the Disk Reads Sec and Writes Sec are examined to determine whether read or write operations require most of the drive throughput When combined with Disk Millisec Read or Write PMP can determine if the number of requests for the drive will exceed the capabilities of the drive SATA Drive Inventory Drive Information e Displays description of the drive including size e Displays the hard drive model number e Displays the exact size of the drive as seen by the operating system Configuration Information e Provides a summary of the drive configuration e Displays the name of the Smart Array controller to which it is attached e Displays the location of the hard drive in its enclosure e Displays the array in which the drive is configured e Provides the SATA protocol negotiated for transfers between this drive and the disk controller SATA Drives 31 SAS Drives The following information is provided for a SAS Drive SAS Drive Status Disk Read Sec The average number of reads from the selected SAS drive each second Disk Write Sec The average number of writes to the selected SAS drive each second Disk Read Mbytes Sec The average number of Megabytes of data read from the selected SAS drive each second Disk
24. quests reads and writes waiting to be serviced by the external channel storage enclosure PMP does not evaluate the performance of external storage enclosures External Storage Enclosure Inventory Enclosure Configuration Displays the type or model name and serial number of the external storage enclosure Controller Displays the name and model of the enclosure and whether it is operating with redundant controllers If a redundant controller is configured then both standby and active controllers are listed if redundancy is not configured only active controllers are listed Host Bus Adapters HBAs Lists the HBAs used to attach the enclosure to the server Windows Linux Physical Disks Lists the logical volumes defined in the storage enclosure External storage enclosure 9 Fibre Channel host bus adapter The following information is provided for a Fibre Channel HBA Fibre Channel Host Bus Adapter Status e Transfers Sec average number of transfers on the selected HBA each second e MBytes Sec The average number of megabytes transferred on the selected HBA each second e _ Millisec Transfer The average time to complete a data transfer between the server and the storage attached to the selected HBA e Queue Length The average number of concurrent requests between the server and this HBA including transfers currently being serviced and transfers waiting for service regardless of where the request is wai
25. rameter When the value of the Disk Queue Length exceeds an acceptable value the Disk Reads Sec and Writes Sec are examined to determine whether read or write operations are requiring most of the drive throughput When combined with Disk Millisec Read or Write PMP can determine if the number of requests for the drive is exceeding the capabilities of the drive SCSI Drive Inventory Drive Information e Displays a description of the drive including the size e Displays the hard drive model number e Displays the exact size of the drive as seen by the operating system Configuration Information e Provides a summary of the drive configuration e Displays the name of the Smart Array controller to which it is attached e Displays the location of the hard drive in its enclosure e Displays the array in which the drive is configured e Provides the SCSI protocol negotiated for transfers between this drive and the disk controller SCSI drive 27 Server Metrics The following information is provided for server metrics Server Status Average Processor Utilization The percentage of time that the processor is executing a non idle thread averaged for the number of processors in the server Available MBytes The amount of memory not currently allocated to any process unused A low Available MBytes value can indicate memory allocation bottlenecks Page Faults Sec The number of faulted pages handled by the processor each second Networ
26. rs The following information is provided for processors Processors Status Average Processor Utilization The average percentage of time that all the processors on the system are busy executing non idle threads On a multiprocessor system if all processors are always busy the metric reads 100 if all processors are 50 busy the metric reads 50 one fourth of the processors are busy the metric reads 25 Average Processor Busy can be viewed as the fraction of the time spent doing useful work Each processor is assigned an idle thread in the idle process consuming unproductive processor cycles not used by another thread Some processors might be more heavily loaded than other processors In this case the total processor time percentage is the average of the loads on each processor Busiest Processor Utilization The average utilization of the logical processor with the highest utilization This value is equal to the Average Processor Utilization if the server is using one processor core Processor Busy The percentage of time that the processor is executing a non idle thread Context Switches Sec The number of thread context switches at which all processors on the server are switched from one thread to another each second Context switches occur when a running thread voluntarily relinquishes the processor is preempted by a higher priority ready thread or switches between user mode and privileged kernel mode to use a subsy
27. ry The following information is provided for memory Memory Status Available MBytes The amount of memory that is not currently allocated to any process or is unused A low Available MBytes value can indicate memory allocation bottlenecks Page Reads Sec The number of times the disk was read to retrieve pages of virtual memory necessary to resolve page faults each second Multiple pages can be read during a single disk read operation Pages Input Sec The number of pages read from the disk to resolve memory references to pages that were not in memory at the time of the reference This counter includes paging traffic on behalf of the system cache to access file data for applications It is important to observe this counter if you are concerned about excessive memory usage or thrashing and the excessive paging that can result Page Faults Sec The average number of page faults each second A page fault occurs when a process refers to a virtual memory page that is not in its working set in main memory A page fault does not cause the page to be fetched from disk if that page is on the standby list and is already in main memory or if it is in use by another process with which the page is shared There are two types of page faults e Hard Page Fault The most expensive in terms of system resource usage occurring when a missing page must be retrieved from the disk Soft Page Fault Generally not considered a source of memory bottleneck
28. s occurring when the missing page is not in the current working set but is located elsewhere in memory and easily brought into the working set Hard Page Faults The ratio of page faults per second to pages input per second This value is a primary indication of memory bottlenecks Memory performance is determined primarily by the rate at which memory is swapped out to disk Page Reads Sec is the primary factor in determining memory performance issues but the Hard Page Faults and Available MBytes are also considered Memory Inventory System Memory e Displays the physical memory installed in the server e Displays the amount of memory that can be addressed by the operating system e Displays any server specific memory technology or configurations Memory Board Describes the configuration of the memory boards and lists the number of DIMMs configured in each particular DIMM socket and any empty sockets Memory 15 Network adapter The following information is provided for a network adapter Network Adapter Status MBits TX Sec The average number of megabits transmitted from the selected adapter each second MBits RX Sec The average number of megabits received by the selected adapter each second MBytes Sec The average number of megabytes transferred transmitted or received over the network adapter each second Network adapter performance is determined by the performance of the NIC ports on the adapter Network Adapter
29. stem service Interrupts Sec The average number of hardware interrupts the processor is receiving and servicing each second Average Processor Utilization and Highest Processor Utilization are used to determine processor performance Processors Inventory Processor Support Lists the number of processors supported by the server Processors Displays the number of processors installed on the server and a summary of the processors type speed and cache size Processors 24 SCSI adapter The following information is provided for a SCSI adapter SCSI Adapter Status Transfers Sec The number of requests between the server and this SCSI adapter each second MBytes Sec The average number of megabytes transferred read and written between the server and this SCSI adapter each second Millisec Transfer The average time for each request to complete Queue Length The average number of concurrent requests between the server and this SCSI adapter including transfers currently being serviced and transfers waiting for service regardless of where the request is waiting drive or adapter SCSI adapter performance is based on the performance of the SCSI disks attached to the adapter and the SCSI buses used to attach the disks to the adapter SCSI Adapter Inventory Controller Configuration e Identifies the supported and negotiated PCI protocol bus speed used by the SCSI adapter e Provides the number of SCSI drives configured
30. ting e Utilization The average utilization of the Fibre Channel port on this adapter Performance is determined by comparing the MBytes Sec with the theoretical throughput 1 or 2 GB s of the HBA Fibre Channel Host Bus Adapter Inventory e Host Bus Adapter Configuration Displays the name of the HBA and the supported and negotiated PCI protocol bus speed of the HBA e Fibre Channel Enclosures Displays all enclosures assigned to the HBA the names of the enclosures and the enclosure models e Windows Linux Physical Disks Displays all physical disks traced from the server to the logical drives on the accessible enclosures Fibre Channel host bus adapter 10 Host buses The following information is provided for host buses Host Buses Status e Bus MBytes Sec The average number of megabytes transferred over the host buses each second Host Buses Inventory e Configuration Displays a summary of each PCI or PCI X bus on the server with the PCI PCI X slots and the I O expansion boards installed in each slot Host buses 11 IDE channel The following information is provided for an IDE channel IDE Channel Status e average number of megabytes transferred on this IDE channel each second the sum of the MBytes Sec for all ATA disks on this channel e Transfers Sec average number of transfers on this IDE channel each second the sum of the Trans
31. vel and striping factor if applicable for the array Hard Drives Lists the ATA disks that constitute the disk array Spare Drives Lists the ATA disks that are designated as spares ATA disk array 6 ATA disk The following information is provided for an ATA disk ATA Disk Status Reads Sec The number of reads from this ATA disk each second Writes Sec The number of writes to this ATA disk each second Read MBytes Sec The average number of megabytes read from the ATA disk each second Write MBytes Sec The average number of megabytes written to the ATA disk each second Millisec Read The average time for each read to complete Millisec Write The average time for each write to complete Queue Length The average number of concurrent requests between the server and this ATA disk Queue Length is the primary indicator of ATA disk performance whether the disk is part of an array ATA Disk Inventory Disk Information Displays a description of the drive including the hard drive model number Configuration Information e Provides a summary of the drive configuration e Displays the name of the IDE controller to which it is attached e Indicates to which disk array the disk belongs if applicable disk 7 Drive array The following information is provided for a drive array Drive Array Status Reads Sec The number of reads from each drive in the drive array each second Writes Sec The number of writes to each
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