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SubjectRe: RAID sync
On Mon, Oct 01, 2001 at 06:27:53PM +0400, Oleg A. Yurlov wrote:
>
> Privet :-)
>
> Kernel 2.4.6.SuSE-4GB-SMP, 2 CPU, 2Gb RAM, 4 HDD SCSI, M/B Intel L440GX.
> Messages from dmesg:
>
...
> md: sdc2 [events: 0000001e](write) sdc2's sb offset: 15815872
> md: considering sdb2 ...
> md: adding sdb2 ...
> md: adding sda2 ...
> md: created md0
> md: bind<sda2,1>
> md: bind<sdb2,2>
> md: running: <sdb2><sda2>
> md: now!
> md: sdb2's event counter: 0000001c
> md: sda2's event counter: 0000001d
> md: superblock update time inconsistency -- using the most recent one
> md: freshest: sda2
> md0: max total readahead window set to 508k
> md0: 1 data-disks, max readahead per data-disk: 508k
> raid1: device sdb2 operational as mirror 1
> raid1: device sda2 operational as mirror 0
> raid1: raid set md0 active with 2 out of 2 mirrors
> md: updating md0 RAID superblock on device
> md: sdb2 [events: 0000001e](write) sdb2's sb offset: 15815872
> md: sda2 [events: 0000001e](write) sda2's sb offset: 15815872
> md: ... autorun DONE.
>
> Why RAID do not start synchronization ? It is normal ?

Doesn't it ?

Try "cat /proc/mdstat"

Synchronization is a background operation - your array is functional
immediately.

(this behaviour was changed from the really really old RAID code in unpatched
2.2 to standard 2.4)

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