Dell服務(wù)器常用管理命令總結
準備
新版本的 MegaCli-1.01.24-0.i386.rpm 會(huì )把程序安裝在/opt下,可以自定義安裝目錄,例如:
rpm --relocate /opt/=/usr/sbin/ -i MegaCli-1.01.24-0.i386.rpm
即把安裝目錄 /opt 替換成 /usr/sbin。
下載地址:http://www.lsi.com/downloads/Public/MegaRAID%20Common%20Files/8.02.16_MegaCLI.zip ;
(linux文件夾下有個(gè)MegaCli文件里面有I386 RPM)
查看機器型號 # dmidecode | grep "Product"
查看廠(chǎng)商 # dmidecode| grep "Manufacturer"
查看序列號 # dmidecode | grep "Serial Number"
查看CPU信息 # dmidecode | grep "CPU"
查看CPU個(gè)數 # dmidecode | grep "Socket Designation: CPU" |wc –l
查看出廠(chǎng)日期 # dmidecode | grep "Date"
查看充電狀態(tài) # MegaCli -AdpBbuCmd -GetBbuStatus -aALL |grep "Charger Status"
顯示BBU狀態(tài)信息 # MegaCli -AdpBbuCmd -GetBbuStatus –aALL
顯示BBU容量信息 # MegaCli -AdpBbuCmd -GetBbuCapacityInfo –aALL
顯示BBU設計參數 # MegaCli -AdpBbuCmd -GetBbuDesignInfo –aALL
顯示當前BBU屬性 # MegaCli -AdpBbuCmd -GetBbuProperties –aALL
查看充電進(jìn)度百分比 # MegaCli -AdpBbuCmd -GetBbuStatus -aALL |grep "Relative State of Charge"
查詢(xún)Raid陣列數 # MegaCli -cfgdsply -aALL |grep "Number of DISK GROUPS:"
顯示Raid卡型號,Raid設置,Disk相關(guān)信息 # MegaCli -cfgdsply –aALL
顯示所有物理信息 # MegaCli -PDList -aALL
顯示所有邏輯磁盤(pán)組信息 # MegaCli -LDInfo -LALL –aAll
查看物理磁盤(pán)重建進(jìn)度(重要) # MegaCli -PDRbld -ShowProg -PhysDrv [1:5] -a0
查看適配器個(gè)數 #MegaCli –adpCount
查看適配器時(shí)間 #MegaCli -AdpGetTime –aALL
顯示所有適配器信息 #MegaCli -AdpAllInfo –aAll
查看Cache 策略設置 # MegaCli -cfgdsply -aALL |grep Polic
1、查看所有物理磁盤(pán)信息
MegaCli -PDList -aALL
Adapter #0
Enclosure Number: 1
Slot Number: 5
Device Id: 5
Sequence Number: 2
Media Error Count: 0
Other Error Count: 0
Predictive Failure Count: 0
Last Predictive Failure Event Seq Number: 0
Raw Size: 140014MB [0x11177328 Sectors]
Non Coerced Size: 139502MB [0x11077328 Sectors]
Coerced Size: 139392MB [0x11040000 Sectors]
Firmware state: Hotspare
SAS Address(0): 0x5000c50008e5cca9
SAS Address(1): 0x0
Inquiry Data: SEAGATE ST3146855SS S5273LN4Y1X0
.....
2、查看磁盤(pán)緩存策略
MegaCli -LDGetProp -Cache -L0 -a0
Adapter 0-VD 0: Cache Policy:WriteBack, ReadAheadNone, Direct
or
MegaCli -LDGetProp -Cache -L1 -a0
Adapter 0-VD 1: Cache Policy:WriteBack, ReadAheadNone, Direct
or
MegaCli -LDGetProp -Cache -LALL -a0
Adapter 0-VD 0: Cache Policy:WriteBack, ReadAheadNone, Direct
Adapter 0-VD 1: Cache Policy:WriteBack, ReadAheadNone, Direct
or
MegaCli -LDGetProp -Cache -LALL -aALL
Adapter 0-VD 0: Cache Policy:WriteBack, ReadAheadNone, Direct
Adapter 0-VD 1: Cache Policy:WriteBack, ReadAheadNone, Direct
or
MegaCli -LDGetProp -DskCache -LALL -aALL
Adapter 0-VD 0: Disk Write Cache : Disk's Default
Adapter 0-VD 1: Disk Write Cache : Disk's Default
3、設置磁盤(pán)緩存策略
緩存策略解釋?zhuān)?br>WT (Write through
WB (Write back)
NORA (No read ahead)
RA (Read ahead)
ADRA (Adaptive read ahead)
Cached
Direct
例子:
MegaCli -LDSetProp WT|WB|NORA|RA|ADRA -L0 -a0
or
MegaCli -LDSetProp -Cached|-Direct -L0 -a0
or
enable / disable disk cache
MegaCli -LDSetProp -EnDskCache|-DisDskCache -L0 -a0
4、創(chuàng )建/刪除 陣列
4.1 創(chuàng )建一個(gè) raid5 陣列,由物理盤(pán) 2,3,4 構成,該陣列的熱備盤(pán)是物理盤(pán) 5
MegaCli -CfgLdAdd -r5 [1:2,1:3,1:4] WB Direct -Hsp[1:5] -a0
4.2 創(chuàng )建陣列,不指定熱備
MegaCli -CfgLdAdd -r5 [1:2,1:3,1:4] WB Direct -a0
4.3 刪除陣列
MegaCli -CfgLdDel -L1 -a0
4.4 在線(xiàn)添加磁盤(pán)
MegaCli -LDRecon -Start -r5 -Add -PhysDrv[1:4] -L1 -a0
意思是,重建邏輯磁盤(pán)組1,raid級別是5,添加物理磁盤(pán)號:1:4。重建完后,新添加的物理磁盤(pán)會(huì )自動(dòng)處于重建(同步)狀態(tài),這個(gè) 時(shí)候 fdisk -l是看不到陣列的空間變大的,只有在系統重啟后才能看見(jiàn)。
5、查看陣列初始化信息
5.1 陣列創(chuàng )建完后,會(huì )有一個(gè)初始化同步塊的過(guò)程,可以看看其進(jìn)度。
MegaCli -LDInit -ShowProg -LALL -aALL
或者以動(dòng)態(tài)可視化文字界面顯示
MegaCli -LDInit -ProgDsply -LALL -aALL
5.2 查看陣列后臺初始化進(jìn)度
MegaCli -LDBI -ShowProg -LALL -aALL
或者以動(dòng)態(tài)可視化文字界面顯示
MegaCli -LDBI -ProgDsply -LALL -aALL
6、創(chuàng )建全局熱備
指定第 5 塊盤(pán)作為全局熱備
MegaCli -PDHSP -Set [-EnclAffinity] [-nonRevertible] -PhysDrv[1:5] -a0
也可以指定為某個(gè)陣列的專(zhuān)用熱備
MegaCli -PDHSP -Set [-Dedicated [-Array1]] [-EnclAffinity] [-nonRevertible] -PhysDrv[1:5] -a0
7、刪除全局熱備
MegaCli -PDHSP -Rmv -PhysDrv[1:5] -a0
8、將某塊物理盤(pán)下線(xiàn)/上線(xiàn)
MegaCli -PDOffline -PhysDrv [1:4] -a0
MegaCli -PDOnline -PhysDrv [1:4] -a0
9、查看物理磁盤(pán)重建進(jìn)度
MegaCli -PDRbld -ShowProg -PhysDrv [1:5] -a0
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