MegaCli 命令使用指南.doc

MegaCli 命令使用指南1. 命令使用：2. #/opt/MegaRAID/MegaCli/MegaCli64-LDInfo-Lall-aALL 查raid级别3. #/opt/MegaRAID/MegaCli/MegaCli64-AdpAllInfo-aALL 查raid卡信息4. #/opt/MegaRAID/MegaCli/MegaCli64-PDList-aALL 查看硬盘信息5. #/opt/MegaRAID/MegaCli/MegaCli64-AdpBbuCmd-aAll 查看电池信息6. #/opt/MegaRAID/MegaCli/MegaCli64-FwTermLog-Dsply-aALL 查看raid卡日志7. #/opt/MegaRAID/MegaCli/MegaCli64-adpCount 【显示适配器个数】8. #/opt/MegaRAID/MegaCli/MegaCli64-AdpGetTime aALL 【显示适配器时间】9. #/opt/MegaRAID/MegaCli/MegaCli64-AdpAllInfo-aAll 【显示所有适配器信息】10. #/opt/MegaRAID/MegaCli/MegaCli64-LDInfo-LALL-aAll 【显示所有逻辑磁盘组信息】11. #/opt/MegaRAID/MegaCli/MegaCli64-PDList-aAll 【显示所有的物理信息】12. #/opt/MegaRAID/MegaCli/MegaCli64-AdpBbuCmd-GetBbuStatus-aALL |grep Charger Status【查看充电状态】13. #/opt/MegaRAID/MegaCli/MegaCli64-AdpBbuCmd-GetBbuStatus-aALL【显示BBU状态信息】14. #/opt/MegaRAID/MegaCli/MegaCli64-AdpBbuCmd-GetBbuCapacityInfo-aALL【显示BBU容量信息】15. #/opt/MegaRAID/MegaCli/MegaCli64-AdpBbuCmd-GetBbuDesignInfo-aALL 【显示BBU设计参数】16. #/opt/MegaRAID/MegaCli/MegaCli64-AdpBbuCmd-GetBbuProperties-aALL 【显示当前BBU属性】17. #/opt/MegaRAID/MegaCli/MegaCli64-cfgdsply-aALL 【显示Raid卡型号，Raid设置，Disk相关信息】18. 3.磁带状态的变化，从拔盘，到插盘的过程中。19. Device|Normal|Damage|Rebuild|Normal20. Virtual Drive|Optimal|Degraded|Degraded|Optimal21. Physical Drive|Online|Failed Unconfigured|Rebuild|Online22. 4.查看磁盘缓存策略23. #/opt/MegaRAID/MegaCli/MegaCli64-LDGetProp-Cache-L0-a024. or25. #/opt/MegaRAID/MegaCli/MegaCli64-LDGetProp-Cache-L1-a026. or27. #/opt/MegaRAID/MegaCli/MegaCli64-LDGetProp-Cache-LALL-a028. ro29. #/opt/MegaRAID/MegaCli/MegaCli64-LDGetProp-Cache-LALL-aALL30. ro31. #/opt/MegaRAID/MegaCli/MegaCli64-LDGetProp-DskCache-LALL-aALL32. 5.设置磁盘缓存策略33. 缓存策略解释：34.35. WT(Write through36. WB(Write back)37. NORA(No read ahead)38. RA(Read ahead)39. ADRA(Adaptive read ahead)40. Cached41. Direct42. 例子：43. #/opt/MegaRAID/MegaCli/MegaCli64-LDSetProp WT|WB|NORA|RA|ADRA-L0-a044. or45. #/opt/MegaRAID/MegaCli/MegaCli64-LDSetProp-Cached|-Direct-L0-a046. or47. enable/disable disk cache48. #/opt/MegaRAID/MegaCli/MegaCli64-LDSetProp-EnDskCache|-DisDskCache-L0-a049. 6.创建一个 raid5 阵列，由物理盘 2,3,4 构成，该阵列的热备盘是物理盘 550. #/opt/MegaRAID/MegaCli/MegaCli64-CfgLdAdd-r51:2,1:3,1:4WB Direct-Hsp1:5-a051. 7.创建阵列，不指定热备52. #/opt/MegaRAID/MegaCli/MegaCli64-CfgLdAdd-r51:2,1:3,1:4WB Direct-a053. 8.删除阵列54. #/opt/MegaRAID/MegaCli/MegaCli64-CfgLdDel-L1-a055. 9.在线添加磁盘56. #/opt/MegaRAID/MegaCli/MegaCli64-LDRecon-Start-r5-Add-PhysDrv1:4-L1-a057. 10.阵列创建完后，会有一个初始化同步块的过程，可以看看其进度。58. #/opt/MegaRAID/MegaCli/MegaCli64-LDInit-ShowProg-LALL-aALL59. 或者以动态可视化文字界面显示60. #/opt/MegaRAID/MegaCli/MegaCli64-LDInit-ProgDsply-LALL-aALL61. 11.查看阵列后台初始化进度62. #/opt/MegaRAID/MegaCli/MegaCli64-LDBI-ShowProg-LALL-aALL63. 或者以动态可视化文字界面显示64. #/opt/MegaRAID/MegaCli/MegaCli64-LDBI-ProgDsply-LALL-aALL65. 12.指定第 5 块盘作为全局热备66. #/opt/MegaRAID/MegaCli/MegaCli64-PDHSP-Set-EnclAffinity-nonRevertible-PhysDrv1:5-a067. 13.指定为某个阵列的专用热备68. #/opt/MegaRAID/MegaCli/MegaCli64-PDHSP-Set-Dedicated-Array1-EnclAffinity-nonRevertible-PhysDrv1:5-a069. 14.删除全局热备70. #/opt/MegaRAID/MegaCli/MegaCli64-PDHSP-Rmv-PhysDrv1:5-a071. 15.将某块物理盘下线/上线72. #/opt/MegaRAID/MegaCli/MegaCli64-PDOffline-PhysDrv1:4-a073. #/opt/MegaRAID/MegaCli/MegaCli64-PDOnline-PhysDrv1:4-a074. 16.查看物理磁盘重建进度75. #/opt/MegaRAID/MegaCli/MegaCli64-PDRbld-ShowProg-PhysDrv1:5-a076. 或者以动态可视化文字界面显示77. #/opt/MegaRAID/MegaCli/MegaCli64-PDRbld-ProgDsply-PhysDrv1:5-a078.79. 磁带状态的变化，从拔盘，到插盘的过程中：80. Device|Normal|Damage|Rebuild|Normal81. Virtual Drive|Optimal|Degraded|Degraded|Optimal82. Physical Drive|Online|Failed Unconfigured|Rebuild|Online83. 1、查看RAID级别84. 85. 2、查看RAID卡信息，主要输出RAID卡的一些配置信息86.87.88. RAID Level : Primary-1, Secondary-0, RAID Level Qualifier-0Size : 1.086 TBState : OptimalStrip Size : 128 KBNumber Of Drives per span:4 /表示每4个物理盘做成一个RAID1盘组Span Depth : 2 /表示共2个RAID1盘组做成了RAID1089. 90. 3、查看所有硬盘的信息91. /opt/MegaCli64-pdlistaALL92. 93. 4、查看当前raid缓存状态，raid缓存状态设置为wb的话要注意电池放电事宜，设置电池放电模式为自动学习模式94. /opt/MegaRAID/MegaCli/MegaCli64 -ldgetprop -dskcache -lall -aall95. 96. 5、raid电池设置相关97. 查看电池状态信息(DisplayBBUStatusInformation)MegaCli-AdpBbuCmd-GetBbuStatus-aN|-a0,1,2|-aALLMegaCli-AdpBbuCmd-GetBbuStatus-aALL98. 查看电池容量（DisplayBBUCapacityInformation）MegaCli-AdpBbuCmd-GetBbuCapacityInfo-aN|-a0,1,2|-aALLMegaCli-AdpBbuCmd-GetBbuCapacityInfoaALL99. 查看电池设计参数(DisplayBBUDesignParameters)MegaCli-AdpBbuCmd-GetBbuDesignInfo-aN|-a0,1,2|-aALLMegaCli-AdpBbuCmd-GetBbuDesignInfoaALL100. 查看电池属性（DisplayCurrentBBUProperties）MegaCli-AdpBbuCmd-GetBbuProperties-aN|-a0,1,2|-aALLMegaCli-AdpBbuCmd-GetBbuPropertiesaALL101. 设置电池为学习模式为循环模式（StartBBULearningCycle）DescriptionStartsthelearningcycleontheBBU.Noparameterisneededforthisoption.MegaCli-AdpBbuCmd-BbuLearn-aN|-a0,1,2|-aALL102. 设置磁盘的缓存模式和访问方式（ChangeVirtualDiskCacheandAccessParameters）DescriptionAllowsyoutochangethefollowingvirtualdiskparameters:-WT(Writethrough),WB(Writeback):Selectswritepolicy.-NORA(Noreadahead),RA(Readahead),ADRA(Adaptivereadahead):Selectsreadpolicy.-Cached,-Direct:Selectscachepolicy.-RW,-RO,Blocked:Selectsaccesspolicy.-EnDskCache:Enablesdiskcache.-DisDskCache:Disablesdiskcache.MegaCli-LDSetPropWT|WB|NORA|RA|ADRA|-Cached|Direct|-RW|RO|Blocked|-Namestring|-EnDskCache|DisDskCacheLx|-L0,1,2|-Lall-aN|-a0,1,2|-aALLMegaCli-LDSetPropWT-L0-a0103. 显示磁盘缓存和访问方式（DisplayVirtualDiskCacheandAccessParameters）MegaCli-LDGetProp-Cache|-Access|-Name|-DskCache-Lx|-L0,1,2|-Lall-aN|-a0,1,2|-aALLDisplaysthecacheandaccesspoliciesofthevirtualdisk(s):-WT(Writethrough),WB(Writeback):Selectswritepolicy.-NORA(Noreadahead),RA(Readahead),ADRA(Adaptivereadahead):Selectsreadpolicy.-Cache,-Cached,Direct:Displayscachepolicy.-Access,-RW,-RO,Blocked:Displaysaccesspolicy.-DskCache:Displaysphysicaldiskcachepolicy.104. 105. Megaraid 必知必会 使用LSI的megaraid可以对raid进行有效监控。别的厂商比如HP,IBM也有自己的raid APIMegaCli -ldinfo -lall -aall查询raid级别，磁盘数量，容量，条带大小。MegaCli -cfgdsply -aALL |grep Policy查询控制器cache策略MegaCli -LDSetProp WB -L0 -a0设置write back功能MegaCli -LDSetProp CachedBadBBU -L0 -a0设置即使电池坏了还是保持WB功能MegaCli -AdpBbuCmd -BbuLearn a0手动充电MegaCli -FwTermLog -Dsply -aALL查询日志显示适配器个数： MegaCli -adpCount显示所有适配器信息： MegaCli -AdpAllInfo -aAllCritical Disks : 0Failed Disks : 0显示所有逻辑磁盘组信息： MegaCli -LDInfo -LALL -aAll显示所有的物理信息： MegaCli -PDList -aAllMedia Error Count: 0Other Error Count: 0查看充电状态： MegaCli -AdpBbuCmd -GetBbuStatus -aALLLearn Cycle Requested : NoFully Charged : Yes显示BBU(后备电池)状态信息： MegaCli -AdpBbuCmd -GetBbuStatus -aALL显示BBU容量信息： MegaCli -AdpBbuCmd -GetBbuCapacityInfo -aALL显示BBU设计参数： MegaCli -AdpBbuCmd -GetBbuDesignInfo -aALL显示当前BBU属性： MegaCli -AdpBbuCmd -GetBbuProperties -aALL显示Raid卡型号，Raid设置，Disk相关信息： MegaCli -cfgdsply -aALL查看Cache 策略设置： MegaCli -cfgdsply -aALL |grep -i PolicyCurrent Cache Policy: WriteBack, ReadAheadNone, Direct, Write Cache OK if Bad BBU查看充电进度百分比： MegaCli -AdpBbuCmd -GetBbuStatus -aALL各种设备和磁盘的不同状态：Device |Normal|Damage|Rebuild|NormalVirtual Drive |Optimal|Degraded|Degraded|OptimalPhysical Drive |Online|Failed Unconfigured|Rebuild|Online106. 6、通过脚本检测RAID磁盘状态107. Linux下脚本108. #!/bin/bash109. #checkraiddiskstatus110. MEGACLI=/opt/MegaRAID/MegaCli/MegaCli64111. $MEGACLI-pdlist-aALL|grepFirmwarestate|awk-F:print$2|awk-F,print$1/tmp/fireware.log112. $MEGACLI-pdlist-aALL|grep-EMediaError|OtherError|awk-F:print$2/tmp/disk.log113. foriincat/tm