Legal Notice | HP Process Resource Manager (PRM) specification

© Copyright 1998-2010 Hewlett-Packard Development Company, L.P

Legal Notice

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.

Intel and Itanium are trademarks or registered trademarks of Intel Corporation or its subsidiaries in the United States and other countries.

Microsoft and Windows are U.S. registered trademarks of Microsoft Corporation.

UNIX is a registered trademark of The Open Group.

Java is a US registered trademark of Sun Microsystems, Inc.

VERITAS, VERITAS SOFTWARE, the VERITAS logo, and all other VERITAS product names and slogans are trademarks or registered trademarks of Symantec Corporation in the USA and/or other countries.

Image 2

HP Process Resource Manager (PRM) manual Legal Notice

Contents

HP Process Resource Manager User Guide Legal Notice Contents Using PRM with HP System Management Homepage SMH PRM configuration planningSetting up PRM Using PRM with HP Systems Insight Manager SIM Fine-tuning your PRM configuration Administering PRM Command reference 101 Ovpm Glossary 145 Index 148 Supported platforms PrefaceNew in this edition Notational conventions Associated documents Providing feedback Support and patch policies Training What is HP Process Resource Manager? Overview Introduction to PRM commands Why use HP Process Resource Manager? Balancing resource use between users Standard HP-UX resource allocationHow PRM can improve on standard allocation Resources managed by PRM Prioritizing resource use between users Prioritizing resource use for applications Limiting resource consumption Isolating resource use for applications and users PRM groups Understanding how PRM manages resourcesHow PRM controls resources How processor sets work? Resource allocationWhat are processor sets? Processor sets example How shares work Altered configurationWhat are shares? Converting shares to percentages Hierarchical PRM groups Parent, child, sibling, and leaf PRM groups Hierarchical PRM groups-top level Hierarchical PRM groups-Development’s child groups How PRM manages CPU resources Example PRM CPU resource management PRM CPU resource management CPU allocation and number of shares assigned Capping CPU resource use Multiprocessors and PRM How PRM manages CPU resources for real-time processesHyper-Threading How PRM manages real memory resources How HP-UX manages memory Example of available memory on a 1024-Mbyte system Available memoryHow PRM controls memory usage Implementation of shares and caps Reducing memory sharesCapping memory use How PRM manages locked memory Isolating a group’s private memory resourcesHow PRM manages shared memory Example memory management Locked memory distribution How resource allocations interact How PRM manages applications PRM’s group assignments at process start-up How PRM handles child processesPattern matching for filenames Pattern matching for renamed application processes Opt/specialapps/bin/*GroupS Precedence of PRM group assignments Bar MyfavoriteappPrmrun -g GroupA barnone Phonehome Understanding how PRM manages resources Selecting a configuration model PRM configuration planningUsing multiple configurations Budget model configurations Application priority model configurations MEM Identifying resource use Quick analysis Detailed analysis Using prmanalyze to quickly identify resource use Initial configuration based on prmanalyze’s memory report Initial configuration based on prmanalyze’s CPU report#prmanalyze -s command -r mem -p -t summary -1filename 25% Setting PRM to start automatically at reboot Setting up PRMInstalling PRM Installing PRM Setting PRM to start automatically at reboot #/opt/prm/bin/prmsmhconfig -c Using PRM with HP System Management Homepage SMHQuick start to using PRM’s SMH interface #ps -efP What PRM tasks are available through SIM? Using PRM with HP Systems Insight Manager SIMConfiguring user authorizations HP SIM toolboxes needed for PRM administrator role Quick start to using PRM’s SIM interfaceRole PRM administrator Role PRM operator #ps -efP #prmconfig -s -c -fconfigfile Configuring and enabling PRM on the command lineQuick start to using PRM’s command-line interface #prmconfig -i -fconfigfile #prmconfig -e Configuring PRMPRM configuration file Configuration tips and requirements Specifying PRM groups/controlling CPU resource use Reserved PRM groups Group/CPU record syntax Development/Compilers/Fortran Hier Adding/modifying PRM groups and CPU allocations Explained in the section Group/CPU record syntax Capping CPU resource use Removing groups/CPU allocations Private memory Controlling memory useMemory record syntax #!PRMMEM Shared memory Megabytes Adding/modifying shared memory allocations #prmconfig -e MEMAdding/modifying private memory shares/caps Explained in the section Memory record syntax Removing private memory shares Removing shared memory allocations Isolating private memory for a group Missing applications are ignored Controlling applicationsDuplicate application records Application record syntax See Launching a Java program under PRM See Pattern matching for filenames Adding/modifying an application’s group assignment Removing an application’s group assignment #prmconfig -e Appl# prmconfig -k # prmmove critapps -g Launching an application under PRM # prmrun criticalapp Launching an application in a user-specified group Launching a script under PRMLaunching an application in its assigned group #prmrun -g sales CustomerOrder User record syntax Specifying PRM usersLaunching a Java program under PRM Prmmove -p $$groupname User Displaying netgroup expansions Adding/modifying a user’s group assignment #prmmove purchasing -u advisor6 Removing a user’s group assignmentExample Changing the initial group of a user Assigning secure compartments to PRM groups Compartment record syntax Explained in the section Compartment record syntax Adding/modifying a compartment’s group assignmentRemoving a compartment’s group assignment Adding/modifying a Unix group’s PRM group assignment Assigning Unix groups to PRM groupsUnix group record syntax Removing a Unix group’s PRM group assignment Explained in the section Unix group record syntax Checking the configuration file Loading the PRM configuration Prmconfig Loading the PRM configuration with prmconfigDifferences in loads when a configuration is already loaded Enabling resource managers Enabling specific resource management on the command line Updating the configurationEnabling resource managers with prmconfig #prmconfig -i -fconfigfile -s -c Fine-tuning your PRM configuration Using prmanalyze to analyze your configuration #prmanalyze -r cpu -1 -t hourly -s prmid myacct Example Locating system bottlenecksDaily weekly monthly #prmanalyze -r mem -E -1 -t hourly -s prmid myacct #prmanalyze -t weekly -d 16 *.acct98 Jan.acct99 Feb.acct99 Example Checking for patterns and configuration accuracyExample High-level views of usage #prmanalyze -s prmid -r cpu -p -t daily -x 0 filename Using GlancePlus to analyze your configuration Analyzing memory use GlancePlus information on PRM #tail -f /var/adm/syslog/syslog.log grepPIDofcurrentprm2d #prmconfig -L MEM Stop#ps -ef grep prm2d Var/adm/syslog/syslog.log file Displaying application filename matches Administering PRMMoving processes between PRM groups #prmlist -a Displaying netgroup expansionsBin/b*Bapplications #prmlist #prmconfig Displaying accessible PRM groupsDisplaying state and configuration information #prmlist -u +prime Setting the application manager’s polling interval Displaying application and configuration informationSetting the memory manager’s polling interval Setting the interval with prmconfig Resetting PRM with prmconfig Resetting PRMDisabling PRM with prmconfig Disabling PRM Logging PRM memory messages Controlling memory logging with prmconfigControlling application logging with prmconfig Logging PRM application messages Displaying available memory to determine number of shares Displaying groups’ allocated and used resourcesDisplaying user information #prmmonitor 30 Displaying current process information Displaying number of cores to determine number of sharesDisplaying past process information Log global application=prm process dev=disk,lvm transaction Monitoring PRM with GlancePlus#ps -R Others Mwa restart scope PRMCONFIGFILE=/etc/opt/prm/conf/dayconf.prm Automating PRM administration with scriptsProtecting the PRM configuration from reboots PRMSLEEP=n Special case of interest Client/server connections Reconstructing a configuration fileInternal copies of configuration files PRMINTLAPPL=seconds Online cell operations Backing up PRM files Prmagt user options/parameters Command referencePrmagt Prmagt -plock -stop -intervalseconds Plock Interval seconds Prmanalyze -s command -r cpu -t summary /var/adm/pacctStop Prmanalyze options/parameters Auto uid gid command prmidFconfigfile Disk mem cpu Hourly Summary conflict hourly daily weekly monthlyConflict Daily , weekly , monthly Mminimumduration Prmavail Prmavail -p -f CPU Disk MEMDresourcedensity Xexcludevaluekey Configfile-i -k -s -c Prmconfig user optionsPrmconfig root user options Iintervalmanager Configuration lock already held by %sManager Lmanager logarg Prminitconfig -a -r -hPrmconfig -r to reset Mmode Prminitconfig options/parameters Group Prmloadconf root user options Prmloadconf Prmloadconf -fconfigfilePrmlist user options Resource Differences in output from prmmonitor and topPrmmonitor user options/parameters Interval Prmmove user options/parameters Prmrecover Prmrecover resourcePrmrecover user options/parameters Prmrun -w Prmsmhconfig -c -u -hPrmsmhconfig options/parameters Prmrun user options/parameters Scomp2prm -m -pprmpath Prm2scomp -pprmpath-sscomppath-iPrm2scomp options/parameters Scomp2prm options/parameters Srpgen options/parameters Fbasepath PRM options in HP-UX commands HP-UX command/system call supportHP-UX commands/system calls that support PRM groups Monitoring PRM through Snmp Structure of PRM’s Snmp data prmReadOnly Accessing PRM’s Snmp data Using OpenView’s snmpwalk Start xnmbrowsesr Using OpenView’s xnmbrowser#/opt/prm/bin/prmagt #/opt/OV/bin/xnmbrowser Enter public in the field Community Name Navigate to the PRM’s data by following the hierarchy Monitoring PRM through Snmp Graphing resource usage Monitoring PRM through Snmp Databases/order PRM groups in xnmbrowser graphDatabases/inventory Mailserver Creating Secure Resource Partitions Using PRM with Serviceguard SERVICECMD0=/opt/prm/bin/prmrun -g mathdeptapplication EOF1 Using PRM with HP Integrity Virtual Machines PRM and Virtual Machines PRM is not configured PRM error messagesPrmmonitor error messages PRM resource managers disabled Prmconfig error messages Message The -i and -k options cannot be used together Message Cannot display configuration. PRM is not configuredMessage PRM is disabled and not configured -f option requires an argument Unrecognized keyword argument for -M option Prmconfig command-M option requires a keyword argument Prmmove error messages Requires that PRM be configured Could not find group %s in configuration fileRequires users to be specified by login names User %s does not have permission to move process %d Prmrun error messages Application file %s does not exist Could not launch application %s in group %sperrorUsers Path environment variable is empty Application file %s is empty Prmlist error messages Could not find full path of application %s Could not find group %s in the configuration fileCould not find user %s in the configuration file Please specify only one -s option Prmloadconf error messages Prmrecover error messages Prmavail error messages Prmanalyze error messages File format with acctcom Unable to create temp file in /tmpUnable to open temp file %s Unable to read event temp file %s Prmagt error messages Glossary Alternate group Others group UID Index CPU Syntax, 111 prmrecover Index NIS Index 153 Index