Platform Notes: Sun Enterprise 3000, 4000, 5000, and 6000 Systems
Contents
1. su contrasted with on screen Password computer output AaBbCc123 Book titles new words or Read Chapter 6 in the User s Guide terms words to be emphasized Command line variable replace with a real name or value These are called class options You must be root to do this To delete a file type rm filename Shell Prompts The following table shows the default system prompt and superuser prompt for the C shell Bourne shell and Korn shell TABLEP 2 Shell Prompts Shell Prompt C shell machine_name2 C shell superuser machine_name Bourne shell and Korn shell Bourne shell and Korn shell superuser Platform Notes Sun Enterprise 3000 4000 5000 and 6000 Servers March 1998 Ordering Sun Documents SunDocs is a distribution program for Sun Microsystems technical documentation Contact SunExpress for easy ordering and quick delivery You can find a listing of available Sun documentation on the World Wide Web TABLE P 3 SunExpress Contact Information Country Telephone Fax Belgium 02 720 09 09 02 725 88 50 Canada 1 800 873 7869 1 800 944 0661 France 0800 90 61 57 0800 90 61 58 Germany 01 30 81 61 91 01 30 81 61 92 Holland 06 022 34 45 06 022 34 46 Japan 0120 33 9096 0120 33 9097 Luxembourg 32 2 720 09 09 32 2 725 88 50 Sweden 020 79 57 26 020 79 57 27 Switzerland 0800 55 19 26 0800 55 19 27 United Kingdom United States 0800 89 88 88 1 800 873 7869 0800 89 88 872. The device probe order on a Type 1 I O board is as follows since the five SBus devices are divided between two SBuses lo sbus dy il 2 hi sbus 30 However on a Type 2 I O board since there is only 1 SBus the probe order is lo sbus absent UPA FFB Port in its place hi sbus d 3 2 0 no slot 1 To change the default probe order to 123d0 type ok setenv sbus probe default 123d0 Remember that this changes the default probe order for all boards in the system You can also use this to skip over an SBus slot but don t include it in the list of devices to probe To change the probe order for a specific board use the sbus specific probe variable 10 Platform Notes Sun Enterprise 3000 4000 5000 and 6000 Servers March 1998 sbus specific probe Variable Name Value sbus specific probe 1 d120 This variable controls the SBus probe order on a given list of boards To set the probe order as 320 on I O board 4 type ok setenv sbus specific probe 4 320 The number preceding the colon is the slot number the numbers following it are the SBus device numbers in the desired probe order All unlisted I O boards in the system use the default probe order as defined by the sbus default prob NVRAM variable Multiple boards can be defined by this variable as follows ok setenv sbus specific probe 4 320 6 d3210 7 0123d Chapter 1 OpenBoot3 xCommands 11 12 Pla
3. Sun Enterprise 3000 4000 5000 and 6000 family of servers Note that the CPU over temperature feature is a new software feature in the Solaris 2 6 software environment How This Book Is Organized This manual is divided into four chapters Chapter 1 OpenBoot 3 x Commands provides a description of the OpenBoot 3 x commands for the Sun Enterprise family of x000 servers Chapter 2 Board Hot Plug Software Procedures describes how to perform board hot plug procedures Chapter 3 CPU Over Temperature Safeguard explains the CPU Over Temperature Safeguard COS which is new to the Solaris 2 6 software environment This new feature ensures that temperature on any CPU Memory board will not go above safe operating range Chapter 4 Enabling a Hardware Timer describes how to enable a hardware timer that will hard reset the system if it times out Related Documents For details on the options for the software features described in this book refer also to the man pages for Solaris 2 6 and Solaris 2 6 Hardware 3 98 Preface vii Typographic Conventions The following table describes the typographic conventions used in this book TABLE P 1 Typographic Conventions Typeface or Symbol Meaning Examples AaBbCc123 The names of commands files Edit your login file and directories on screen Use ls a to list all files computer output You have mail AaBbCc123 What you type when
4. amp Sun microsyslems Platform Notes Sun Enterprise 3000 4000 5000 and 6000 Systems Sun Microsystems Inc 901 San Antonio Road Palo Alto CA 94303 U S A 415 960 1300 Part No 805 3520 10 March 1998 Revision A Copyright 1998 Sun Microsystems Inc 2550 Garcia Avenue Mountain View California 94043 1100 U S A All rights reserved This product or document is protected by copyright and distributed under licenses restricting its use copying distribution and decompilation No part of this product or document may be reproduced in any form by any means without prior written authorization of Sun and its licensors if any RESTRICTED RIGHTS LEGEND Use duplication or disclosure by the government is subject to restrictions as set forth in subparagraph c 1 ii of the Rights in Technical Data and Computer Software clause at DFARS 252 227 7013 and FAR 52 227 19 Sun Sun Microsystems the Sun logo Solaris X11 NeWS JumpStart Sun 4 Ultra Enterprise OpenBoot and OpenWindows are trademarks or registered trademarks of Sun Microsystems Inc in the United States and other countries 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 PostScript is a trademark of Adobe Systems Inc which may be registered in certain
5. and insert a new board 4 Clear the disabled board list See disabled board list on page 8 for more information 5 Reboot the system Chapter 2 Board Hot Plug Software Procedures 15 Getting More Information For additional information on Alternate Pathing which is the ability to switch between two connections for disk and network adapters see the Sun Enterprise Servers Alternate Pathing User s Guide P N 805 3532 10 which is part of the Solaris on Sun Enterprise Servers AnswerBook on the Supplement CD 16 Platform Notes Sun Enterprise 3000 4000 5000 and 6000 Servers March 1998 CHAPTER 3 CPU Over Temperature Safeguard The CPU over temperature safeguard COS is a new Sun Enterprise 3000 4000 5000 and 6000 platform safeguard feature for the Solaris 2 6 software environment COS is an automatic feature available on the Sun Enterprise family of x000 servers It ensures that the temperature on any CPU memory board does not go above the safe operating range COS Requirements COS operation requires proper firmware support COS is not available if an Sun Enterprise x000 server lacks enabling firmware In this case the system displays these messages during the boot sequence WARNING WARNING WARNING WARNING Firmware does not support CPU power off Automatic CPU shutdown on over temperatur disabled Firmware does not support CPU restart from power off The ability to resta
6. 1 800 944 0661 World Wide Web http www sun com sunexpress Sun Welcomes Your Comments Sun is interested in improving our documentation and welcome your comments and suggestions You can email or fax your comments to us Please include the part number of your document in the subject line of your email or fax message m Email smcc docs amp sun com m Fax SMCC Document Feedback 1 650 786 6443 x Platform Notes Sun Enterprise 3000 4000 5000 and 6000 Servers March 1998 CHAPTER 1 OpenBoot 3 x Commands This chapter describes the OpenBoot 3 x commands for the Sun Enterprise 3000 4000 5000 and 6000 servers Environmental Monitoring Use the following commands for environmental monitoring m disable environmental monitor m enable environmental monitor disable environmental monitor Usage disable environmental monitor Purpose To stop monitoring power supply status board temperatures and board hot plug while the screen displays the ok prompt enable environmental monitor Usage enable environmental monitor Purpose To start monitoring power supply status board temperatures and board hot plug while the screen displays the ok prompt Note This command is enabled by default Messages Indicating Environmental Conditions The following system messages indicate environmental conditions PROM NOTICE Overtemp detected on board lt n gt PROM NOT
7. 755c TnPC e0027560 TSTATE 4477001e03 Note The XIR does not override the NVRAM auto boot variable Where TL Trap label IT Trap type TPC Trap program counter TSate Trap state Chapter 1 OpenBoot 3 x Commands 3 Flash PROM Management The following OpenBoot 3 x commands are used in flash PROM management m flash update system m prom copy m update proms flash update system Usage flash update system Purpose To download the default flash images on all the boards in the system Note The default device used is the one pointed to by net The default image names are described in TABLE 1 1 TABLE 1 1 Default Image Names Board Type Image File Name Description CPU board PROMs cpu flash N A 1 io2sbus flash Dual SBus I O board 2 iolsbus flash Single SBus I O board with graphics 3 pci flash Dual PCI 1 0 board 4 io2sbus flash Dual SBus I O board SOC chip 5 iolsbus flash Single SBus I O board with graphics SOC chip 4 Platform Notes Sun Enterprise 3000 4000 5000 and 6000 Servers March 1998 Note This command does not update boards in low power mode prom copy Usage prom copy sre dst Purpose To copy a flash PROM from board src to board dst Source src and Destination dst are specified by slot number update proms Usage update proms Purpose To synchronize the latest copy of ea
8. ICE System has cooled down PROM WARNING Board lt n gt is too hot PROM NOTICE Insufficient power detected PROM NOTICE Power supply restored PROM NOTICE Board insert detected PROM NOTICE Reset Initiated If a board temperature is above a predetermined temperature threshold for that board type the OpenBoot PROM OBP initiates a reset This results in POST disabling the faulty board If Insufficient power detected is not fixed in 30 seconds then the OBP initiates a reset to enable POST to deconfigure the necessary boards If a board insert is detected the OBP turns the reset flag on This causes the boot command to reset the system and POST to attach the board to the system 2 Platform Notes Sun Enterprise 3000 4000 5000 and 6000 Servers March 1998 Externally Initiated Reset XIR If a hard hang occurs on a system use an XIR to reset and get information about the state at the time of the hard hang To Initiate an XIR Use either the XIR button on the clock board or the remote console XIR sequence When an XIR occurs memory is cleared but some CPU state is saved To Display This XIR Information Type the following command at the ok prompt immediately after the XIR ok xir state all The output displays the CPU state for each CPU 1 ok xir state all CPU ID 1 L 1 TT 3 TPC e0028688 TnPC e0028688 TSTATE 9900001e06 CPU ID 5 L 1 TT 3 TPC e002
9. agnostic information m Reset and power cycle the system from a remote console Hardware Watchdog The Sun Enterprise x000 family of servers provide the ability to enable a hardware timer that will hard reset the system if it times out To enable the use of this feature watchdog_enable must be set to 1in etc system History Log Option of prtdiag 1M To display system configuration and diagnostic information use the prtdiag 1M command The 1 option of prtdiag 1M logs its output to syslogd 1M only if failures or errors exist in the system 21 Resetting and Power Cycling the System From a Remote Console You can reset the system or power cycle from the remote console under these conditions m The console must be connected to port A on the clock board a The key switch must be in either the On or Diagnostic setting If it is in the Secure or Off position the remote key sequences and button resets are ignored m Security features such as OpenBoot security mode are disabled m Type slowly no faster than 0 5 seconds and no slower than 5 seconds between characters TABLE 4 1 lists the remote console commands which are useful for resetting the system under general conditions The remote XIR reset command is useful in software development and debugging For a discussion of this command see Externally Initiated Reset XIR on page 3 in Chapter 1 TABLE 4 1 Remote Console Commands Command Keyboard Key Sequ
10. al Monitoring 1 disable environmental monitor 1 enable environmental monitor 2 Messages Indicating Environmental Conditions 2 Externally Initiated Reset XIR 3 v To hitiate an XIR 3 v To Display This XIR Information 3 Flash PROM Management 4 flash update system 4 prom copy 5 update proms 5 System Configuration and Diagnostic Information 6 TOD Clock Management 6 copy clock tod to io boards 6 copy io board tod to clock tod 7 Specific NVRAM Variables 7 configuration policy 8 disabled board list 8 Contents v disabled memory list 9 memory interleave 9 sbus probe default 10 sbus specific prob 11 2 Board Hot Plug Software Procedures 13 Disabled System Board 13 v To Swap Out a Disabled Board 14 Activated System Board 14 v To Swap Out an Activated Board 14 Disabling Hardware 15 v To Disable a Defective Board 15 Getting More Information 16 3 CPU Over Temperature Safeguard 17 COS Requirements 17 Overheating Factors 18 COS Operation 18 Resolving an Over Temperature Condition 18 v To Resolve an Over Temperature Condition 19 Failure to Offline CPUs 19 Failure to Power Down CPUs 20 4 Enabling a Hardware Timer 21 Hardware Watchdog 21 History Log Option of prtdiag 1M 21 Resetting and Power Cycling the System From a Remote Console 22 vi Platform Notes Sun Enterprise 3000 4000 5000 and 6000 Servers March 1998 Preface This book describes software features that apply only to the
11. alling a new board Install a new board a Verify that system precharge is OK b Verify that hot plug is available Reboot the system Activated System Board The system board is activated when the following three conditions are met m The board is in place during system startup m The slot has not been disabled by disabled board list m The board passes self test To Swap Out an Activated Board Halt the system Power off the system Remove and replace the board Reboot the system 14 Platform Notes Sun Enterprise 3000 4000 5000 and 6000 Servers March 1998 Disabling Hardware By using the configuration policy command you can disable Component Disables only the failing component m Board Disables the board if any component on it fails m System Stops the system at the POST menu if there is a failure Examples ok setenv configuration policy board or eeprom configuration policy board v To Disable a Defective Board If you suspect a board is defective and want to request that the system disable the board perform the following procedure 1 Prohibit the system from using the board by using the setenv command at the ok prompt or the eeprom command at the prompt In the examples that follow 3 equals slot 3 ok setenv disable board list 3 or eeprom disable board list 3 2 Reboot the system 3 Remove the unused board
12. ch type of PROM on all other boards of the same type This command copies the latest version of each type of PROM CPU and I O boards on all other boards of the same type This results in all boards of the same type having the latest same PROM Chapter 1 OpenBoot 3 x Commands 5 System Configuration and Diagnostic Information To print system configuration and diagnostic information use prtdiag instead of using an OpenBoot command The diagnostic information displayed lists the failed field replaceable units FRUs in the system For more information on prtdiag see the prtdiag man page TOD Clock Management This section describes the following commands related to time of day TOD clock management which includes NVRAM m copy clock tod to io boards m copy io board tod to clock tod copy clock tod to io boards Usage copy clock tod to io boards Purpose To copy the contents of the clock board NVRAM and the contents of the TOD clock to all good I O boards in the system This occurs automatically if all of the following conditions are true m There is a functioning clock board in the system a Its contents match that of at least one I O board in the system 6 Platform Notes Sun Enterprise 3000 4000 5000 and 6000 Servers March 1998 copy io board tod to clock tod Usage copy io board tod to clock tod sre Purpose To update the contents of a clock board probably new with the conten
13. emperature condition Resolving an Over Temperature Condition When the COS feature detects a CPU over temperature condition it takes the CPU offline and powers it off The system continues to operate with the offending CPUs regarded as powered off The CPUs are the chief source of heat on a CPU Memory board removing that heat source lowers the temperature into the normal operating range This prevents the sudden down time to the production server 18 Platform Notes Sun Enterprise 3000 4000 5000 and 6000 Servers March 1998 v 1 To Resolve an Over Temperature Condition Verify the new state with the psrinfo command The psrinfo output reflects the new CPU state 0 powered off since 03 11 97 09 48 31 1 powered off since 03 11 97 09 48 31 Without powering off the operating system replace the defective power supply containing cooling fans with a working unit Note If desired you can cleanly halt the server using etc halt or init Oat the root or superuser prompt before replacing the defective power supply Bring the CPUs back to normal operation using the psradm command psradm n processor_id With the CPU over temperature safeguard feature if the temperature sensor again reports an over temperature the temperature is still out of range then the attempt to bring the CPUs back into operation using the psradm command fails and a 1 and an error message is returned If the CPUs in quest
14. ence Remote power off on Return Return Control Shift p Remote system reset Return Return Control Shift r Remote XIR CPU reset Return Return Control Shift x Key Return ASCII 0d hexadecimal ASCII 7e hexadecimal Control Shift p 10 hexadecimal Control Shift r 12 hexadecimal Control Shift x 18 hexadecimal Note The remote console logic circuit continues to receive power even if you have commanded system power off Since the remote console logic looks for certain patterns on the ttya line in the hardware that can be used to reset the machine it is important that only authorized personnel have access to the ttya serial port 22 Platform Notes Sun Enterprise 3000 4000 5000 and 6000 Servers March 1998
15. ion return to normal operating temperature the console messages display a message similar to the following NOTICE CPU Memory board 0 has cooled down temperature 72C system OK Failure to Offline CPUs In some instances the CPU power control cannot disengage the affected CPU s from the Solaris software environment For example if the high temperature condition occurs with only one CPU memory board with two processors in the system processor 1 will not go to off line due to its being the last processor in the system Chapter 3 CPU Over Temperature Safeguard 19 Failure to Power Down CPUs If the attempted de coupling of the problem CPUs from the Solaris software environment fails the temperature continues to increase When the temperature reaches the hard upper operational temperature limit the system shuts down You will see a message similar to the following WARNING CPU Memory board 0 is very hot temperature 83C WARNING System shutdown scheduled in 20 seconds due to over temperatur condition on CPU Memory board 0 WARNING CPU Memory board 0 still too hot temperature 83C Overtemp shutdown started 20 Platform Notes Sun Enterprise 3000 4000 5000 and 6000 Servers March 1998 CHAPTER 4 Enabling a Hardware Timer This chapter explains how to do the following m Enable a hardware timer that will reset the system if it times out m Display system configuration and di
16. ist on the following reset To reset a list to null type ok set default disabled board list For a step by step procedure on how to disable a defective board see To Disable a Defective Board in Chapter 2 8 Platform Notes Sun Enterprise 3000 4000 5000 and 6000 Servers March 1998 disabled memory list This command lists the boards with memory on them that will not be used This variable takes effect on the next reset or power on For both of the above variables the list is a sequence of any number of boards 0 through 9 and a through f An example follows ok setenv disabled memory list 234f The above command means that memory on the CPU Mem board that is plugged in the system slot numbers 2 3 4 and f 15 for decimal will be disabled To reset a list to null type ok set default disabled memory list memory interleave Variable Name Value Default Value memory interleave max max This variable determines how the memory on various boards is to be interleaved The default value is maximum interleaving When it is set to min no interleaving is reguired This takes effect on the next reset or power on Chapter 1 OpenBoot 3 x Commands 9 sbus probe default Variable Name Value sbus probe default d3120 This variable defines the SBus device probe order on an I O board per SBus where d On board SOC On board FEPS 0 2 SBus slots 0 1 and 2
17. jurisdictions The OPEN LOOK and Sun Graphical User Interfaces were developed by Sun Microsystems Inc for its users and licensees Sun acknowledges the pioneering efforts of Xerox in researching and developing the concept of visual or graphical user interfaces for the computer industry Sun holds a non exclusive license from Xerox to the Xerox Graphical User Interface which license also covers Sun s licensees who implement OPEN LOOK GUIs and otherwise comply with Sun s written license agreements THIS PUBLICATION IS PROVIDED AS IS WITHOUT WARRANTY OF ANY KIND EITHER EXPRESS OR IMPLIED INCLUDING BUT NOT LIMITED TO THE IMPLIED WARRANTIES OF MERCHANTABILITY FITNESS FOR A PARTICULAR PURPOSE OR NON INFRINGEMENT OY qi amp A Please Recycle Copyright 1998 Sun Microsystems Inc 2550 Garcia Avenue Mountain View Californie 94043 1100 U S A Tous droits r serv s Ce produit ou document est prot g par un copyright et distribu avec des licences qui en restreignent l utilisation la copie la distribution et la d compilation Aucune partie de ce produit ou de sa documentation associ e ne peut tre reproduite sous aucune forme par quelque moyen que ce soit sans l autorisation pr alable et crite de Sun et de ses bailleurs de licence s il y en a Sun Sun Microsystems the Sun logo Solaris X11 NeWS JumpStart Sun 4 Ultra Enterprise OpenBoot et OpenWindows sont des marques d pos es ou enregistr es de S
18. rt individual CPUs is disabled To check the firmware revision level use the prtdiag v command The correct firmware version for COS support is 3 2 8 or above The system when equipped with the required firmware displays the following message during the boot sequence Board 0 OBP 3 2 8 or equivalent for later firmware 1997 02 27 14 00 POST 3 5 1 1997 03 05 09 34 17 Overheating Factors Many external forces can affect the temperature and compound the CPU high temperature problem including m Room air conditioning is incorrectly set m Lateral cooling is obstructed There are also some Solaris software environment issues such as bound threads or having only one CPU memory board in the system These Solaris software environment issues can cause a fallback to the existing shutdown behavior The CPU over temperature safeguard does not affect the Solaris software environment in any way The technology operates only during over temperature conditions COS Operation COS functions by monitoring the temperatures of all system CPUs Warning messages are displayed in the system console when the over temperature occurs For example WARNING CPU Memory board 0 is warm temperature 73C Please check system cooling NOTICE Processor 0 powered off NOTICE Processor 1 powered off The following procedure describes the steps to follow when one or more CPUs reach an over t
19. tform Notes Sun Enterprise 3000 4000 5000 and 6000 Servers March 1998 CHAPTER 2 Board Hot Plug Software Procedures This chapter explains how to use the board hot plug capability For command information and examples see Chapter 1 OpenBoot 3 x Commands Also see Chapter 3 CPU Over Temperature Safeguard The CPU over temperature feature ensures that the temperature on any CPU memory board does not go above safe temperature operating range The board hot plug procedures described in this chapter need to be followed by a system reboot The one known restriction is that you cannot detach an I O board that has the central bit set Disabled System Board A system board can become disabled not used by the operating system in three ways m A self test detects a failure and disables the board m The board is disabled manually using disabled board list In this case the operator tells the system not to use the board For example ok setenv disabled board list 72 The above command disables boards in slots 7 and 2 See disabled board list on page 8 for more information m The board was inserted while the operating system was running 13 v 1 AN To Swap Out a Disabled Board Make sure that the board is disabled not in use by the operating system power light off Remove the disabled board Caution If the yellow light is on use prtdiag to determine the cause before inst
20. ts from one of the backup I O board copies Note This may have to be done if the clock board was replaced and the user wants to restore its original NVRAM Specific NVRAM Variables This section describes the following NVRAM variables configuration policy disabled board list disabled memory list memory interleav sbus probe default sbus specific prob Chapter 1 OpenBoot 3 x Commands 7 configuration policy Variable Name Value Default Value configuration policy component component This variable determines the configuration policy When a faulty component is detected the value options are as follows Hardware Device Description Component default Disable only what failed System Stop the system in POST if any component failed tests Board Disable the entire board that contains the failed component disabled board list Note The master board the CPU board in the lowest slot will not be disabled if it is put in the disabled board list The operating system displays a warning as follows WARNING Disabled board 0 was really active A valid example is ok setenv disabled board list 45 disable boards in slots 4 and 5 ok setenv disabled board list 7af disable boards in slots 7 10 and 15 This is a list of boards that are not to be used by the system These boards are put in low power mode on the next reset and remain there until they are removed from this l
21. un Microsystems Inc aux Etats Unis et dans d autres pays Toutes les marques SPARC utilis es sous licence sont des marques d pos es ou enregistr es de SPARC International Inc aux Etats Unis et dans d autres pays Les produits portant les marques SPARC sont bas s sur une architecture d velopp e par Sun Microsystems Inc PostScript est une marque de fabrique d Adobe Systems Incorporated laquelle pourrait tre d pos e dans certaines juridictions Les interfaces d utilisation graphique OPEN LOOK et Sun ont t d velopp es par Sun Microsystems Inc pour ses utilisateurs et licenci s Sun reconnait les efforts de pionniers de Xerox pour la recherche et le d veloppement du concept des interfaces d utilisation visuelle ou graphique pour l industrie de l informatique Sun d tient une licence non exclusive de Xerox sur l interface d utilisation graphique Xerox cette licence couvrant aussi les licenci s de Sun qui mettent en place l interface d utilisation graphique OPEN LOOK et gui en outre se conforment aux licences crites de Sun CETTE PUBLICATION EST FOURNIE EN L ETAT SANS GARANTIE D AUCUNE SORTE NI EXPRESSE NI IMPLICITE Y COMPRIS ET SANS QUE CETTE LISTE NE SOIT LIMITATIVE DES GARANTIES CONCERNANT LA VALEUR MARCHANDE L APTITUDE DES PRODUITS A R PONDRE A UNE UTILISATION PARTICULIERE OU LE FAIT QU ILS NE SOIENT PAS CONTREFAISANTS DE PRODUITS DE TIERS Contents OpenBoot 3 x Commands 1 Environment
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