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HP NonStop NS manual 14-6

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Power Failures: Preparation and Recovery

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HP Integrity NonStop NS-Series Operations Guide—529869-005

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HP NonStop NS manual 14-6

Contents

Part Number Published Product Version Supported Release Version Updates RVUsAbstract Document History Part Number Product Version Published HP Integrity NonStop NS-Series Operations Guide Introduction to Integrity NonStop NS-Series OperationsDetermining Your System Configuration Monitoring EMS Event Messages ServerNet Resources Monitoring and Recovery 10-2 10-310-4 10-511-1 11-211-5 11-8Power Failures Preparation and Recovery 15-19 15-2015-21 15-22Preventive Maintenance Related Reading Converting Numbers Examples FiguresTables What’s New in This Manual Manual InformationNew and Changed Information Document HistoryXiv About This Guide Who Should Use This GuideWhat Is in This Guide Converting NumbersWhere to Get More Information ServerNet Cluster ManualSupport and Service Library Notation ConventionsHypertext Links General Syntax NotationMaxattach InterruptsAllowsu on OFF Inspect OFF on SaveabendCode Received Notation for MessagesEnter RUN Code Backup Up Event number = number Subject = first-subject-valueProc-nametrapped in SQL in SQL file system OperatorChange Bar Notation Introduction to Integrity NonStop NS-Series Operations When to Use This Section Monitoring the System and Performing Recovery OperationsUnderstanding the Operational Environment What Are the Operator Tasks?Preparing for and Recovering from Power Failures Stopping and Powering Off the SystemPowering On and Starting the System Performing Preventive MaintenanceDetermining the Cause of a Problem a Systematic Approach Responding to Spooler ProblemsProblem-Solving Worksheet Updating FirmwareSituation Facts Escalation Decision Problem-Solving WorksheetProblem Facts Possible Causes Task 1a Determine the Facts About the Problem Task 1 Get the FactsTask 1b Determine the Facts About the Situation Category Questions to AskTask 2 Find and Eliminate the Cause of the Problem Task 2a Identify the Most Likely CauseTask 2b Fix the Most Probable Cause of the Problem Task 3 Escalate the Problem If NecessaryTask 3a Determine Whether You Need to Escalate the Problem Task 3b Provide DocumentationSystem Consoles Task 4 Prevent Future ProblemsLogging On to an Integrity NonStop Server Opening a Tacl Window Opening a Tacl Window Directly From OutsideViewOpening a Tacl Window From the Low-Level Link Select StartProgramsOutsideView32Overview of OSM Applications Launching OSM ApplicationsService Procedures Determining Your System Configuration Modular Hardware Components Integrity NonStop NS16000 SystemsIntegrity NonStop NS14000 Systems Integrity NonStop NS1000 SystemsRecording Your System Configuration Terms Used to Describe System Hardware ComponentsDevice System Resource or ObjectSCF System Naming Conventions Using SCF to Determine Your System ConfigurationSCF Configuration Files SCF Assume WS $L1.#TERM1 Using SCF to Display Subsystem Configuration InformationSave Configuration SCF Listdev Example 2-1. SCF Listdev Command OutputSCF Listdev Listing the Devices on Your System Subsystem Name Logical Name Device Type Description Backup processor number and PIN of the specified deviceSpecified device Displaying SCF Configuration Information for Subsystems TCP/IP SubsystemSCF Assume Process $ZTCO Displaying Information for the TCP/IP Subsystem $ZTCOKernel Subsystem Storage SubsystemSCF Assume Process $ZZKRN Displaying Information for the Kernel Subsystem $ZZKRNExample 2-2. SCF ADD Disk Command Output Info Disk $SYSTEM,OBEYFORMMirrorlocation 11,1,12 CbpoollenServerNet LAN Systems Access Slsa Subsystem ADD Adapter $ZZLAN.E0154 Location Type G4SA AccesslistInfo Tape $*,OBEYFORM SCF Assume Process $ZZLANWAN Subsystem Additional Subsystems Controlled by SCFDisplaying Information for the WAN Subsystem $ZZWAN Subsystem Objects Controlled by SCF page 1Subsystem Objects Controlled by SCF page 2 X25AMDisplaying Configuration Information-SCF Examples Example 2-3. SCF Info Process Command OutputExample 2-4. SCF Info SAC Command Output Info Proc $ZZKRN.#Example 2-5. SCF Info Process $ZZWAN Command Output Example 2-6. SCF Info Line Command OutputInfo Process $ZZWAN Info Line $line-name, DetailOverview of Monitoring and Recovery Monitoring Tasks Working With a Daily ChecklistFunctions of Monitoring Tools for Checking the Status of System Hardware Task Operator’s name Date & timeMonitored Using These Resource Tools See Monitoring System ComponentsServerNet Cluster 6770 Hardware General Tasks Specific Tasks For More Information, See Daily Tasks ChecklistAdditional Monitoring Tasks Monitoring and Resolving Problems-An Approach Using OSM to Monitor the SystemUsing the OSM Service Connection Top-Down ApproachOSM Management System Icons Indicate Problems Within Expanding the Tree Pane to Locate the Source of Problems Using System Status Icons to Monitor Multiple Systems Attributes TabUsing Alarm and Problem Summaries Alarm Summary Dialog BoxUsing SCF to Monitor the System Suppressing Problems and AlarmsRecovery Operations for Problems Detected by OSM Monitoring Problem Incident ReportsExample 3-1. SCF Status Tape Command Determining Device StatesState Substate Explanation SCF Object StatesSCF Object States page 1 SCF Object States page 2 Servicing SpecialExample 3-2. System Monitoring Command File Automating Routine System MonitoringExample 3-3. System Monitoring Output File page 1 Example 3-3. System Monitoring Output File page 2 Example 3-3. System Monitoring Output File page 3 Location LED Name Color Function Using the Status LEDs to Monitor the SystemStatus LEDs and Their Functions page 1 Status LEDs and Their Functions page 2 FC-AL I/ORelated Reading Status LEDs and Their Functions page 3Related Reading for Monitoring Task Tool For information, seeWhat Is the Event Management Service EMS? Monitoring EMS Event MessagesTools for Monitoring EMS Event Messages ViewPoint onOSM Event Viewer ViewPointWeb ViewPoint Related Reading for Monitoring EMS Event MessagesSystem Processes Processes Monitoring RecoveryTypes of Processes Processes IOPs Generic ProcessesMonitoring Processes Monitoring System ProcessesMonitoring IOPs Monitoring Generic ProcessesMonitoring the Status of $ZZKRN Monitoring the Status of All Generic ProcessesCLCI-TACL $CLCI Stopped PID Initiates the operation of a generic process Recovery Operations for ProcessesSupported for the subsystem manager processes Communications Subsystems Monitoring and Recovery Communications SubsystemsLocal Area Networks LANs and Wide Area Networks WANs LAN Service Provider Subsystems Supported Object Connectivity ByMonitoring Communications Subsystems and Their Objects Monitoring the Slsa SubsystemMonitoring the Status of an Adapter and Its Components To monitor the status of an adapterSCF Status Adapter $ZZLAN SCF Status SAC sac-nameSCF Status SAC $ZZLAN.G11123 SCF Status PIF pif-nameMonitoring the WAN Subsystem Monitoring Status for a Swan ConcentratorSCF Status PIF $ZZLAN.G11123 SCF Status LIF $ZZLAN.L11021A , DetailMonitoring Status for a Data Communications Device System displays a listing similar toSCF Status Adapter $ZZWAN SCF Status Device $ZZWAN.#device-nameTo monitor a single WANBoot process, type SCF Status Process $ZZWAN.#boot-processMonitoring WAN Processes SCF Status Process $ZZWANMonitoring CLIPs Monitoring the NonStop TCP/IP SubsystemMonitoring the NonStop TCP/IP Process SCF Listdev TcpipMonitoring NonStop TCP/IP Routes Monitoring NonStop TCP/IP SubnetsMonitoring Line-Handler Process Status SCF Status Route $ZTCOSCF Status Line $LHCS6S, Detail Info Process $NCP, LinesetTracing a Communications Line For Information About Refer to Recovery Operations for Communications SubsystemsRelated Reading for Communications Lines and Devices page 1 WAN Subsystem Configuration and Management Manual Related Reading for Communications Lines and Devices page 2ServerNet Resources Monitoring and Recovery ServerNet Communications NetworkIntegrity NonStop NS16000 ServerNet Connectivity Integrity NonStop NS16000 SystemIntegrity NonStop NS14000 ServerNet Connectivity Integrity NonStop NS14000 System with Ioam EnclosureIntegrity NonStop NS1000 ServerNet Connectivity System I/O ServerNet ConnectionsMonitoring the Status of the ServerNet Fabrics Monitoring the ServerNet Fabrics Using OSM Monitoring the ServerNet Fabrics Using SCF SCF Status Servernet $ZSNETIdentifying ServerNet Fabric Problems Normal ServerNet Fabric StatesRecovery Operations for the ServerNet Fabrics Recovery Operations for a Down Disk Due to a Fabric FailureRecovery Operations for a Down Path Between Processors Recovery Operations for a Down ProcessorAdapters and Modules Monitoring and Recovery Gigabit Ethernet 4-Port Adapter G4SA Adapters and ModulesFibre Channel ServerNet Adapter Fcsa Monitoring I/O Adapters and Modules Port ServerNet Extender 4PSEState Description Monitoring the FCSAsSCF Status Adapter $ZZSTO.#FCSA*, Detail Monitoring the G4SAs SCF Status Adapter $ZZLAN.G1123Service, Device, and Enabled States for the G4SA page 1 Recovery Operations for I/O Adapters and Modules Monitoring the 4PSEsRelated Reading for I/O Adapters and Modules ServerNet/DA ManualProcessors and Components Monitoring and Recovery Overview of the NonStop Blade Complex LSU CPU Monitoring Processors Automatically Using Tfds Monitoring and Maintaining ProcessorsSummary, these terms describe the Nsaa processor Term DescriptionMonitoring Processor Status Using the OSM Low-Level Link Processor Status DisplayOSM Representation of Processor Complex Identifying Processor Problems Monitoring Processor Performance Using ViewSysProcessor or System Hangs ViewsysOSM Alarms and Attribute Values Processor HaltsHalt code = %nnnnnn Freeze code = %nnnnnnRecovery Operations for Processors Recovery Operations for a Processor HaltSelect Processor ActionsHalt Click Perform action Halting One or More ProcessorsReloading a Single Processor on a Running Server Reload / run-option , run-option Using Tacl Reload to Perform ReloadSelect FileStart Terminal Emulator Noswitch Primenoprime fabric Omitblade ABC NoswitchPrimenoprime FabricUsing the OSM Service Connection to Perform Reload Select Reload, click Perform actionRecovery Operations for a System Hang Dumping a Processor to Disk Freezing the System and Freeze-Enabled ProcessorsEnabling/Disabling Processor and System Freeze See Using Rcvdump to Dump a Processor to Disk on FUP Purgedata dumpfile Using Rcvdump to Dump a Processor to DiskBefore You Begin FUP Info dumpfile Blade Element ReintegrationCPU n has been dumped to dumpfile Troubleshooting and Recovery Operations for Disk Dumps Submitting Information to Your Service ProviderBacking Up a Processor Dump to Tape Replacing Processor MemorySubmitting Tapes of Configuration and Operations Files Other Files to Submit to Your Service ProviderBackup $tape, CPU0,$SYSTEM.SYS00.CONFTEXT Submitting Tapes of Processor DumpsAdditional Information Required by Your Service Provider For Information About Tool See Disk Drives Monitoring and Recovery For information about Overview of Disk DrivesInternal Scsi Disk Drives For information about See M8xxx Fibre Channel Disk DrivesEnterprise Storage System ESS Disks Task See Monitoring Disk DrivesMonitoring Disk Drives With OSM Monitoring Disk Drives With SCF Status Disk $*, SUB MagneticStatus Disk $DATA09, Detail To display the status of the disk $DATA01Status $DATA01 Status $DATA02-MTo display the status of all disks Status Disk $To display the detailed status of the disk $DATA01 Status $DATA01, DetailTo display status of all paths for $DATA00 Status Disk $DATA00Monitoring the Use of Space on a Disk Volume Primary and Backup Path States for Disk DrivesMonitoring the State of Disk Drives Monitoring the Size of Database FilesMonitoring Disk Configuration and Performance ExampleTo check the size of the file DATA1.MEMOS FUP Info DATA1.MEMOS, DetailProblems Possible Symptoms Identifying Disk Drive ProblemsPossible Causes of Common Disk Drive Problems Recovery Operations for Disk Drives These SCF commands control Disk objectsCommon Recovery Operations for Disk Drives page 1 Command DescriptionCommon Recovery Operations for Disk Drives page 2 Customer Support Center or your service providerRecovery Operations for a Down Disk or Down Disk Path Reset Disk $volumeReset Disk $WD8 Start Disk $volumeReport such as this one is sent to your home terminal Recovery Operations for a Nearly Full Database FileFUP Alter MEMOS, Maxextents Info MEMOS, Detail 10-16 Tape Drives Monitoring and Recovery Overview of Tape DrivesMonitoring Tape Drives Monitoring Tape Drive Status With OSMOSM Monitoring Tape Drives Connected to an Fcsa OSM Monitoring Tape Drives Connected to an IOMF2 Monitoring Tape Drive Status With SCF Listing similar to this one is sent to your home terminalSCF Status Tape $TAPE0 Listing such as this one is sent to your home terminalMediacom Status Tapedrive $TAPE0 Monitoring Tape Drive Status With MediacomMediacom Status Tapedrive Identifying Tape Drive Problems Common Tape Drive ProblemsSymptom Problem Possible Causes Monitoring the Status of Labeled-Tape OperationsRecovery Operations for Tape Drives Recovery Operations Using the OSM Service ConnectionPerforming an OSM Action on a Tape Drive Performing an OSM Action on a Multiple Tape DrivesRelated Reading for Tapes and Tape Drives page 1 Recovery Operations Using SCFSCF Command Description Related Reading for Tapes and Tape Drives page 2 Printers and Terminals Monitoring and Recovery Overview of Printers and TerminalsMonitoring Printer and Collector Process Status Monitoring Printer StatusMonitoring Collector Process Status Spoolcom DEV $LASERRecovery Operations for Printers and Terminals Recovery Operations for a Full Collector Process12-4 TMF States on Applications Monitoring and RecoveryMonitoring TMF Monitoring Data Volumes Monitoring the Status of TMFTmfcom ~ Status TMFTMF States Tmfcom responds with output similar toTMF subsystem can be in any of the states listed in Table TMF States page 1Monitoring the Status of Pathway TMF States page 2Status *, Prog $*.*.PATHMON = Status Pathway= Status Pathmon Pathmon StatesPathcom responds with output such as Request is waiting for a RUN Program to finish Request is waiting for an object that has been locked byAnother requester Power Failures Preparation and Recovery ESS Cabinets onSystem Response to Power Failures NonStop NS-Series Cabinets Modular CabinetsNonStop S-Series I/O Enclosures External DevicesPreparing for Power Failure Configure OSM Power Fail SupportESS Cabinets Air ConditioningPower Failure Recovery Monitor Power SuppliesMonitor Batteries Maintain BatteriesProcedure to Recover From a Power Failure Setting System Time14-6 Starting and Stopping the System Alerts onPowering On a System Powering On the System From a Low Power State Powering On the System From a No Power StateSelect Power On System Select Hard Reset Click Perform Action15-4 Starting a System Loading the SystemAlerts Normal System LoadSystem Load to a Specific Processor System Load DisksSystem Load Paths for a Normal System Load System Load Paths in Order of UseDisk Drive Enclosure Path Group Module SlotConfiguration File Data TravelsStarting Other System Components Performing a System LoadSystem Load Dialog Box Click Start systemPerforming a System Load From a Specific Processor Reloading Processors Using the Reload Command Reloading Processors Using OSMReloading Processors Reload 01 15, PrimeLogical Processor Reload Parameters Anticipating and Planning for Change Minimizing the Frequency of Planned OutagesStopping Application, Devices, and Processes = SHUTDOWN2, Mode Orderly Volume $DSMSCM.ZDSMSCMStop DSM/SCM RUN StopscmHalting All Processors Using OSM Stopping the SystemSpoolcom supervisor-name, SPOOLER, Drain Tmfcom Stop TMFPowering Off a System System Power-Off Using OSMSystem Power-Off Using SCF From the Processors Actions menu, select HaltFans Are Not Turning Troubleshooting and Recovery OperationsEmergency Power-Off Procedure Green LED Is Not Lit After POSTs Finish System Does Not Appear to Be Powered OnComponents Fail When Testing the Power Recovering From a System Load Failure Info Subsys $ZZKRNBackup $TAPE, $SYSTEM.ZSYSCONF.CONFSAVE, Listall Getting a Corrupt System Configuration File AnalyzedRecovering From a Reload Failure Exiting the OSM Low-Level Link Opening Startup Event Stream and Startup Tacl Windows15-23 NonStop NS-Series Hardware Installation Guide Related Reading for Starting and Stopping a SystemCreating Startup and Shutdown Files Startup on Shutdown onStartup Managed Configuration Services MCSAutomating System Startup and Shutdown For More Information Processes That Represent the System ConsoleShutdown Example Command Files $ZHOME AlternativeCiin File Establishing a Ciin File Modifying a Ciin FileCiin File Option Results If a Ciin File Is Not Specified or Enabled in OSMConftext Ciin Entry Example Ciin Files Reload /TERM $ZHOME, OUT $ZHOMEWriting Efficient Startup and Shutdown Command Files Command File Syntax= Start Term = Start Term TERM1, TERM2, TERM3, TERM4, TERM5, TERM6Avoid Manual Intervention Use Parallel ProcessingInvestigate Product-Specific Techniques How Process Persistence Affects Configuration and StartupTips for Startup Files Obey $SYSTEM.STARTUP.STRTSYS Startup File ExamplesSystem Startup File 16-13 TCP/IP Stack Configuration and Startup File Spooler Warm-Start FileTMF Warm-Start File Obey $SYSTEM.STARTUP.SPLWARM16-15 16-16 Lines Startup File CP6100 Lines Startup FileATP6100 Lines Startup File Expand Direct-Connect Line Startup File Printer Line Startup FileExpand-Over-IP Line Startup File Tips for Shutdown Files Shutdown File ExamplesSystem Shutdown File Obey $SYSTEM.SHUTDOWN.STOPSYSLines Shutdown File CP6100 Lines Shutdown FileATP6100 Lines Shutdown File Direct-Connect Line Shutdown File Printer Line Shutdown FileExpand-Over-IP Line Shutdown File Spooler Shutdown File TMF Shutdown FileObey $SYSTEM.SHUTDOWN.SPLDRAIN Tmfcom / in $SYSTEM.SHUTDOWN.TMFSTOP, OUT $ZHOME16-24 Monitoring Physical Facilities Preventive MaintenanceChecking Air Temperature and Humidity Cleaning System Components Cleaning Tape Drives Handling and Storing Cartridge Tapes17-4 HP Integrity NonStop NS-Series Operations Guide-529869-005 Page When to Use This Appendix Tools and Utilities for OperationsDisk Space Analysis Program Dsap Event Management Service Analyzer EmsaDisk Compression Program Dcom File Utility Program FUP MeasureNonStop NET/MASTER Nskcom and the Kernel-Managed Swap Facility KmsfPathcom Subsystem Control Facility SCFViewPoint HP Tandem Advanced Command Language TaclWeb ViewPoint ViewSys Tool Documentation Description Related ReadingTable C-1. Related Reading for Tools and Utilities page 1 Table C-1. Related Reading for Tools and Utilities page 2 NET/MASTER MSTable C-1. Related Reading for Tools and Utilities page 3 Management ManualRecovery Guide Table C-1. Related Reading for Tools and Utilities page 4Table C-1. Related Reading for Tools and Utilities page 5 OutputPage Converting Numbers Number System Base Description Overview of Numbering SystemsTable D-1. Descriptions of Number Systems Binary to Decimal Binary Value Decimal ValueOctal to Decimal Octal Value Decimal Value 1375 765Hexadecimal to Decimal Hexadecimal DecimalFigure D-3. Hexadecimal to Decimal Conversion Hexadecimal Value Decimal Value HBA10 47632Decimal to Binary Result isStep Division Quotient Remainder Decimal Value Binary Value 354 B101100010Decimal Value Octal Value Decimal to OctalStep Division Quotient Decimal Value Hexadecimal Value Decimal to HexadecimalDecimal Hexadecimal Page Safety and Compliance Regulatory Compliance StatementsFCC Compliance Canadian ComplianceStatements-2 European Union Notice Laser ComplianceSafety Caution Important Safety Information Waste Electrical and Electronic Equipment WeeeStatements-6 Index NumbersPort ServerNet Extender 4PSE See Conftext fileDcom 10-15,B-2 FUP Nskcom B-3 Index-5 Spooler 16-14 Startup files SACs SCF B-4 commandsSystem shutdown file 16-20 TMF Lines Special Characters Tacl 9-22,16-5,B-5Index-8