Conversion between raid levels in storcli


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Conversion between raid levels in storcli

Original raid

Purpose raid

command

Remarks

Raid0

Raid0

storcli /c0/v0 start migrate type=r0 option=add disk=8:2

 

V0is raid0, which is composed of slot0and slot1. Now add slot2expand.

Raid0

Raid1

Conversion to this raid level is not possible

Unable to migrate

Raid0

Raid5

storcli /c0/v0 start migrate type=r1 option=add drives=8:2

V0is raid0, which is composed of slot0and slot1. Now join slot2and convert to raid5.

Raid1

Raid0

storcli /c0/v0 start migrate type=r0

V0is raid1, now converted to raid0

Raid1

Raid10

Conversion to this raid level is not possible

can not achieve

Raid1

Raid5

storcli /c0/v0 start migrate type=r5 option=add disk=8:2

V0is raid1, composed of slot0and slot1, and now join slot2to convert to raid5.

Raid5

Raid0

storcli /c0/v0 start migrate type=r0

 

Raid5

Raid1

can not achieve

 

Raid5

Raid5

storcli /c0/v0 start migrate type=r5 drives=8:3 

V0is raid5, composed of slot0, 1,2, and now join slot3expand.

Raid10

Raid0

Conversion to this raid level is not possible

 

Raid10

Raid1

can not achieve

 

Raid10

Raid10

storcli /c0/v0 start migrate type=raid1 option=add  drives=8:4-5

V0is raid10, which is composed of slot0, 1,2,3, and is now added to slot4,5capacity expansion.

Raid10

Raid5

storcli /c0/v0 start migrate type=r5 

V0is raid10.composed of slot0, 1,2,3and directly converted into raid5. (You can also reduce the number of hard drives to migrate)


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This article is contributed by Anonymous and text available under CC-SA-4.0