HP B- Accelerators Linux manual About this guide, Contents summary

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About this guide

Contents summary

•Instructions on downloading and installing the approved driver and utilities

•Instructions on maintaining the IO Accelerator

•Description of the following IO Accelerator models: o HP IO Accelerator for BladeSystem c-Class

o HP PCIe IO Accelerator

o HP PCIe IO Accelerator Duo

CAUTION: Before upgrading to 3.x.x software and firmware, back up all data on the IO Accelerator. The 3.2.3 software and firmware reformat the drive, which causes data to be lost if not backed up. The 3.2.3 software is not backward compatible with 1.2.x or 2.x software.

About this guide 6

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Contents HP IO Accelerator Version 3.2.3 Linux User Guide Page Contents Maintenance Resources Contents summary About this guideIntroduction OverviewProduct naming Performance attributes IO Accelerator capacity 320GB 640GB Models AJ878B BK836ARequired operating environment Supported firmware revisionsSupported hardware Introduction Introduction Installing RPM packages on SUSE, RHEL, and OEL Software installationInstallation overview $ uname -rRpm -Uvh iomemory-vsl-kernel-version-VSL-version.x8664.rpm Rpm -Uvh fio*.rpmBuilding an RPM installation package Building the IO Accelerator driver from source$ rpmbuild --rebuild iomemory-vsl-VSL-version.src.rpm Upgrading device firmware from VSL 1.x.x or 2.x.x to Upgrading procedure Fio-bugreport$ rpm -qa grep -i iomemory Fio-update-iodrive iodriveversion.fff $ rpm -e iomemory-vsl-2.6.18-194.el5-2.2.0.82-1.0$ modprobe iomemory-vsl Controlling IO Accelerator driver loading # Provides iomemory-vsl # Required-Start boot.udevLoading the IO Accelerator driver Fio-attach /dev/fct$ chkconfig --add iomemory-vsl Using the init script$ chkconfig --del iomemory-vsl # blacklist iomemory-vslMounting filesystems Setting the IO Accelerator driver optionsUsing module parameters Handling IO Accelerator driver unloadsUpgrading the firmware One-time configurationPersistent configuration $ modprobe iomemory-vsl auto-attach=0Using the Logical Volume Manager Enabling PCIe powerUsing the device as swap Options iomemoryvsl preallocatememory=1072,4997,6710,10345Device /dev/fio Configuring RAIDDevice partitions Etc/mdadm.confChkconfig boot.md on Chkconfig mdadmd on $ mdadm --detail --scan$ mdadm --assemble --scan Building a RAID 10 across multiple devices Fio-statusUnderstanding Discard Trim support Discard Trim on LinuxFiles and directories Setting up Snmp for LinuxSnmp details for Linux Snmp master agentYum install net-snmp rsync Configuring the Snmp master agentInstalling the Snmp subagent Snmp agentX subagentRunning and configuring the Snmp subagent Manually running the Snmp subagentSubagent log file Using the Snmp sample config files Enabling Snmp test modePCI0100.0 Setting up Snmp for Linux Troubleshooting Snmp Supported Snmp MIB fieldsSnmp MIB Device LED indicators MaintenanceMaintenance tools Command-line utilitiesEnabling PCIe power override Fio-update-iodriveCommon maintenance tasks Options iomemory-vsl externalpoweroverride=valueEnabling the override parameter Uninstalling the IO Accelerator driver RPM package Unloading the IO Accelerator driverDisabling auto attach Etc/modprobe.d/iomemory-vsl.conf Unmanaged shutdown issuesDisabling the driver Options iomemoryvsl autoattach=0Fio-attach UtilitiesUtilities reference Fio-attach device optionsFio-beacon device options Fio-beaconFio-bugreport Tmp/fio-bugreport-20100121.173256-sdv9ko.tar.bz2Fio-detach Fio-format Fio-detach device optionsFio-format options device Fio-pci-check Fio-pci-check optionsFio-snmp-agentx options Fio-snmp-agentxFio-status Fio-status device optionsUtilities Fio-sure-erase Fio-sure-erase options device Fio-update-iodrive Fio-update-iodrive options iodriveversion.fff Domainbusslot.func Monitoring IO Accelerator health Nand flash and component failureHealth metrics Health monitoring techniques About flashback protection technology Software RAID and health monitoringDisabling Dvfs Performance and tuningIntroduction to performance and tuning Limiting Apci C-statesSetting Numa affinity Setting the interrupt handler affinityIntroduction to Numa architecture Numa configurationAdvanced configuration example Numa node override parameter13,14,18,19 Subscription service ResourcesFor more information Safety and regulatory compliance Warranty informationRegulatory information HP contact information Support and other resourcesBefore you contact HP Customer Self RepairRéparation 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