||
关闭状态下:
# MegaCli64 -LDSetProp -DisDskCache -L0 -a0
Set Disk Cache Policy to Disabled on Adapter 0, VD 0 (target id: 0) success
Exit Code: 0x00
# MegaCli64 -LDGetProp -DskCache -Lall -aall
Adapter 0-VD 0(target id: 0): Disk Write Cache : Disabled
Exit Code: 0x00
在磁盘创建2G大小文件,取3次的时间分别为:
real 0m1.460s
real 0m3.634s
real 0m5.594s
平均使用时间:3.5626667
打开状态下:
# MegaCli64 -LDSetProp -EnDskCache -L0 -a0
Set Disk Cache Policy to Enabled on Adapter 0, VD 0 (target id: 0) success
Exit Code: 0x00
# MegaCli64 -LDGetProp -DskCache -Lall -aall
Adapter 0-VD 0(target id: 0): Disk Write Cache : Enabled
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