From: Tomasz Chmielewski <mangoo@wpkg.org>
To: Neil Brown <neilb@suse.de>
Cc: linux-raid@vger.kernel.org
Subject: Re: resync starts over after each reboot (2.6.18.1)?
Date: Tue, 17 Oct 2006 11:28:22 +0200 [thread overview]
Message-ID: <4534A236.4080907@wpkg.org> (raw)
In-Reply-To: <17716.41259.239292.413627@cse.unsw.edu.au>
Neil Brown wrote:
> On Tuesday October 17, mangoo@wpkg.org wrote:
>> I just set up a new Debian unstable box.
>> It's running 2.6.18.1 kernel.
>>
>> I created RAID-1 on two disks, with no data or filesystem on it.
>> As I'm still experimenting with the box, I reboot it quite frequently.
>>
>> I noticed that RAID-1 resync starts from the very beginning after each
>> reboot. Is it normal?
>
> No.
> Has the resync finished when you shut down?
No, it was still running.
> How do you shut down?
I simply type "reboot", so it should shutdown/reboot cleanly.
> Can you post the kernel logs from boot up to when the resync has
> started?
# dmesg|grep md
md: raid1 personality registered for level 1
md: raid10 personality registered for level 10
md: raid6 personality registered for level 6
md: raid5 personality registered for level 5
md: raid4 personality registered for level 4
md: md driver 0.90.3 MAX_MD_DEVS=256, MD_SB_DISKS=27
md: bitmap version 4.39
md: md0 stopped.
md: bind<sdb1>
md: bind<sda1>
md: md0: raid array is not clean -- starting background reconstruction
raid1: raid set md0 active with 2 out of 2 mirrors
md: syncing RAID array md0
md: minimum _guaranteed_ reconstruction speed: 1000 KB/sec/disc.
md: using maximum available idle IO bandwidth (but not more than 200000
KB/sec) for reconstruction.
md: using 128k window, over a total of 312568576 blocks.
(it has so many raid levels, as I'm still experimenting with it).
--
Tomasz Chmielewski
http://wpkg.org
next prev parent reply other threads:[~2006-10-17 9:28 UTC|newest]
Thread overview: 7+ messages / expand[flat|nested] mbox.gz Atom feed top
2006-10-17 8:46 resync starts over after each reboot (2.6.18.1)? Tomasz Chmielewski
2006-10-17 9:23 ` Neil Brown
2006-10-17 9:28 ` Tomasz Chmielewski [this message]
2006-10-23 4:52 ` Neil Brown
2006-10-23 16:43 ` Tomasz Chmielewski
2006-10-24 11:23 ` Dexter Filmore
2006-10-24 11:39 ` Tomasz Chmielewski
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