Re: Is that normal a removed part in RAID0 still showed as "active sync"

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On Monday January 7, hxsrmeng@xxxxxxxxx wrote:
> 
> The /dev/md0 is set as RAID0
> "cat /proc/mdstat" shows
> md0 : active raid0 sda1[0] sdd1[3] sdc1[2] sdb1[1]
> 157307904 blocks 64k chunks
> 
> Then sdd is removed.
> 
> But  "cat /proc/mdsta" still shows the same information as above, while two
> RAID5 devices show their sdd parts as (F)
> md0 : active raid0 sda1[0] sdd1[3] sdc1[2] sdb1[1]
> 157307904 blocks 64k chunks
> 
> Is this normal?

Yes.

raid0 is not real raid.  It is not able to cope with disk failures, so
it doesn't even try.  Devices in a raid0 are never marked failed as
doing so would be of no benefit.

NeilBrown


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