HP B- Accelerators Linux Maintenance tools, Device LED indicators, Command-line utilities

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Maintenance

Maintenance tools

The IO Accelerator includes software utilities for maintaining the device. You can also install SNMP as a monitoring option.

The following are the most common tasks for maintaining your IO Accelerator. You can also use the IO Accelerator Management Tool application to perform firmware upgrades. For more information, see the HP IO Accelerator Management Tool User Guide.

Device LED indicators

The IO Accelerator device includes three LEDs showing drive activity or error conditions.

HP IO Accelerator Management Tool

The HP IO Accelerator Tool is a GUI solution for managing IO Accelerator devices. The GUI is available from HP Support (http://www.hp.com/support).

The HP IO Accelerator Management Tool can perform:

•Firmware upgrades

•Low-level formatting

•Attach and detach actions

•Device status and performance information

Command-line utilities

Several command-line utilities are included in the installation packages for managing your IO Accelerator device:

•fio-attach

•fio-beacon

•fio-bugreport

•fio-detach

•fio-format

•fio-pci-check

•fio-snmp-agentx

•fio-status

•fio-sure-erase

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Contents HP IO Accelerator Version 3.2.3 Linux User Guide Page Contents Maintenance Resources About this guide Contents summaryProduct naming IntroductionOverview IO Accelerator capacity 320GB 640GB Models AJ878B BK836A Performance attributesSupported hardware Required operating environmentSupported firmware revisions Introduction Introduction $ uname -r Software installationInstallation overview Installing RPM packages on SUSE, RHEL, and OELRpm -Uvh fio*.rpm Rpm -Uvh iomemory-vsl-kernel-version-VSL-version.x8664.rpm$ rpmbuild --rebuild iomemory-vsl-VSL-version.src.rpm Building an RPM installation packageBuilding the IO Accelerator driver from source Upgrading device firmware from VSL 1.x.x or 2.x.x to $ rpm -qa grep -i iomemory Upgrading procedureFio-bugreport $ modprobe iomemory-vsl Fio-update-iodrive iodriveversion.fff$ rpm -e iomemory-vsl-2.6.18-194.el5-2.2.0.82-1.0 Fio-attach /dev/fct # Provides iomemory-vsl # Required-Start boot.udevLoading the IO Accelerator driver Controlling IO Accelerator driver loading# blacklist iomemory-vsl Using the init script$ chkconfig --del iomemory-vsl $ chkconfig --add iomemory-vslHandling IO Accelerator driver unloads Setting the IO Accelerator driver optionsUsing module parameters Mounting filesystems$ modprobe iomemory-vsl auto-attach=0 One-time configurationPersistent configuration Upgrading the firmwareOptions iomemoryvsl preallocatememory=1072,4997,6710,10345 Enabling PCIe powerUsing the device as swap Using the Logical Volume ManagerEtc/mdadm.conf Configuring RAIDDevice partitions Device /dev/fio$ mdadm --assemble --scan Chkconfig boot.md on Chkconfig mdadmd on$ mdadm --detail --scan Fio-status Building a RAID 10 across multiple devicesDiscard Trim on Linux Understanding Discard Trim supportSnmp master agent Setting up Snmp for LinuxSnmp details for Linux Files and directoriesSnmp agentX subagent Configuring the Snmp master agentInstalling the Snmp subagent Yum install net-snmp rsyncSubagent log file Running and configuring the Snmp subagentManually running the Snmp subagent Enabling Snmp test mode Using the Snmp sample config filesPCI0100.0 Setting up Snmp for Linux Supported Snmp MIB fields Troubleshooting SnmpSnmp MIB Command-line utilities MaintenanceMaintenance tools Device LED indicatorsFio-update-iodrive Enabling PCIe power overrideEnabling the override parameter Common maintenance tasksOptions iomemory-vsl externalpoweroverride=value Disabling auto attach Uninstalling the IO Accelerator driver RPM packageUnloading the IO Accelerator driver Options iomemoryvsl autoattach=0 Unmanaged shutdown issuesDisabling the driver Etc/modprobe.d/iomemory-vsl.confFio-attach device options UtilitiesUtilities reference Fio-attachTmp/fio-bugreport-20100121.173256-sdv9ko.tar.bz2 Fio-beaconFio-bugreport Fio-beacon device optionsFio-detach Fio-format options device Fio-formatFio-detach device options Fio-pci-check options Fio-pci-checkFio-status device options Fio-snmp-agentxFio-status Fio-snmp-agentx optionsUtilities Fio-sure-erase Fio-sure-erase options device Fio-update-iodrive Fio-update-iodrive options iodriveversion.fff Domainbusslot.func Health metrics Monitoring IO Accelerator healthNand flash and component failure Health monitoring techniques Software RAID and health monitoring About flashback protection technologyLimiting Apci C-states Performance and tuningIntroduction to performance and tuning Disabling DvfsSetting the interrupt handler affinity Setting Numa affinityNuma node override parameter Numa configurationAdvanced configuration example Introduction to Numa architecture13,14,18,19 For more information Subscription serviceResources Regulatory information Safety and regulatory complianceWarranty information Customer Self Repair Support and other resourcesBefore you contact HP HP contact informationRéparation par le client CSR Riparazione da parte del cliente Reparaciones del propio cliente Reparo feito pelo cliente Support and other resources Support and other resources Support and other resources Acronyms and abbreviations SMH Documentation feedback Index Uninstalling utilities