Management of Linux soft raid "Linux management"

************************************************************************* * * * Original:blog.csdn.net/clark_xu Xu Changliang's Column************************************************************************

Create a soft raid

Mdadm–create/dev/md0–level=5–raid-devices=3/dev/sdb1/dev/sdc1/dev/sdd1

the/proc/mdstat file shows the progress information when the disk array is under construction.

View disk array information:Mdadm–details–scan

manual Stop disc array mdadm–s/dev/md0

Pvcreate/dev/md0

Simulating a hard drive failure:MDADM/DEV/MD0–F/DEV/SDC1

Remove a device from the hard disk

Mdadm/dev/md0–r/dev/sdc1

After replacing the hard drive,

Mdadm/dev/md0–a/dev/sdc1

Management of Linux soft raid "Linux management"