Dell服务器常用管理命令总结

    查看机器型号    # dmidecode | grep "Product"
    查看厂商    # dmidecode| grep  "Manufacturer"
    查看序列号    # dmidecode | grep  "Serial Number"
    查看CPU信息    # dmidecode | grep  "CPU"
    查看CPU个数    # dmidecode | grep  "Socket Designation: CPU" |wc –l
    查看出厂日期    # dmidecode | grep "Date"
    查看充电状态    # MegaCli -AdpBbuCmd -GetBbuStatus -aALL |grep "Charger Status"
    显示BBU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
    查看充电进度百分比    # MegaCli -AdpBbuCmd -GetBbuStatus -aALL |grep "Relative State of Charge"
    查询Raid阵列数    # MegaCli -cfgdsply -aALL |grep "Number of DISK GROUPS:"
    显示Raid卡型号，Raid设置，Disk相关信息      # MegaCli -cfgdsply –aALL
    显示所有物理信息    # MegaCli -PDList -aALL
    显示所有逻辑磁盘组信息    # MegaCli -LDInfo -LALL –aAll
    查看物理磁盘重建进度(重要)    # MegaCli -PDRbld -ShowProg -PhysDrv [1:5] -a0
    查看适配器个数    #MegaCli –adpCount
    查看适配器时间    #MegaCli -AdpGetTime –aALL
    显示所有适配器信息    #MegaCli -AdpAllInfo –aAll
    查看Cache 策略设置    # MegaCli -cfgdsply -aALL |grep Polic

# 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

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

缓存策略解释：
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

MegaCli -CfgLdAdd -r5 [1:2,1:3,1:4] WB Direct -Hsp[1:5] -a0

MegaCli -CfgLdAdd -r5 [1:2,1:3,1:4] WB Direct -a0

MegaCli -CfgLdDel -L1 -a0

MegaCli -LDRecon -Start -r5 -Add -PhysDrv[1:4] -L1 -a0

MegaCli -LDInit -ShowProg -LALL -aALL
# 或者以动态可视化文字界面显示
MegaCli -LDInit -ProgDsply -LALL -aALL

MegaCli -LDBI -ShowProg -LALL -aALL
# 或者以动态可视化文字界面显示
MegaCli -LDBI -ProgDsply -LALL -aALL

指定第 5 块盘作为全局热备
MegaCli -PDHSP -Set [-EnclAffinity] [-nonRevertible] -PhysDrv[1:5] -a0

也可以指定为某个阵列的专用热备
MegaCli -PDHSP -Set [-Dedicated [-Array1]] [-EnclAffinity] [-nonRevertible] -PhysDrv[1:5] -a0

MegaCli -PDHSP -Rmv -PhysDrv[1:5] -a0

MegaCli -PDOffline -PhysDrv [1:4] -a0

MegaCli -PDOnline -PhysDrv [1:4] -a0

MegaCli -PDRbld -ShowProg -PhysDrv [1:5] -a0

    raidlevel=`/opt/MegaRAID/MegaCli/MegaCli64 -LDInfo -Lall -aALL | grep "RAID Level" | uniq | awk '{print $4}' | cut -b 9-9`
    disknumber=`/opt/MegaRAID/MegaCli/MegaCli64 -LDInfo -Lall -aALL | grep "Drives" | uniq | awk -F ":" '{print $2}'`
    disktype=`/opt/MegaRAID/MegaCli/MegaCli64 -PDList -aALL | grep "PD Type" | head -1 | awk -F: '{print $2}'`
    diskcapacity=`/opt/MegaRAID/MegaCli/MegaCli64 -PDList -aALL | grep "Raw Size" | head -1 | awk '{print $3}'`
    printf "DISK: $disknumber"*"$diskcapacity "GB"$disktype (Raid Level: $raidlevel)\n"