From: NeilBrown <neilb@suse.de>
To: Mikael Abrahamsson <swmike@swm.pp.se>
Cc: linux-raid@vger.kernel.org
Subject: Re: is "replaceable" in 3.2 considered stable
Date: Mon, 5 Nov 2012 19:42:10 +1100 [thread overview]
Message-ID: <20121105194210.7f053192@notabene.brown> (raw)
In-Reply-To: <alpine.DEB.2.00.1211050909540.13802@uplift.swm.pp.se>
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On Mon, 5 Nov 2012 09:11:54 +0100 (CET) Mikael Abrahamsson <swmike@swm.pp.se>
wrote:
> On Mon, 5 Nov 2012, NeilBrown wrote:
>
> > Try it. If it works for you, we can be more confident that it is stable
> > :-)
>
> root:~# cat /sys/block/md0/md/dev-sdh/state
> in_sync
> root:~# echo replaceable > /sys/block/md0/md/dev-sdh/state
> -bash: echo: write error: Invalid argument
> root:~# cat /proc/mdstat
> Personalities : [raid6] [raid5] [raid4] [linear] [multipath] [raid0] [raid1] [raid10]
> md0 : active raid6 sdi[10](S) sdg[11] sdj[15] sdh[14] sdk[13] sde[12] sdd[9] sdb[6] sdf[7] sdc[2]
> 13674601024 blocks super 1.2 level 6, 64k chunk, algorithm 2 [9/9] [UUUUUUUUU]
> bitmap: 0/15 pages [0KB], 65536KB chunk
>
> unused devices: <none>
>
> Does this mean Ubuntu decided to not support this option in their kernel,
> or am I misunderstanding something?
>
You want
echo want_replacement > ..../state
I changed that from replaceable at some point, so I guess you are looking at
old code :-(
NeilBrown
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next prev parent reply other threads:[~2012-11-05 8:42 UTC|newest]
Thread overview: 11+ messages / expand[flat|nested] mbox.gz Atom feed top
2012-11-05 4:51 is "replaceable" in 3.2 considered stable Mikael Abrahamsson
2012-11-05 5:22 ` NeilBrown
2012-11-05 8:11 ` Mikael Abrahamsson
2012-11-05 8:42 ` NeilBrown [this message]
2012-11-05 8:46 ` Mikael Abrahamsson
2012-11-05 10:53 ` NeilBrown
2012-11-05 10:56 ` Mikael Abrahamsson
2012-11-07 1:42 ` Brad Campbell
2012-11-07 9:55 ` joystick
2012-11-07 13:44 ` Brad Campbell
2012-11-07 18:08 ` joystick
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