linux-ext4 - [Bug 12224] journal activity on inactive partition causes inactive harddrive spinup

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Date:	Sun, 14 Dec 2008 17:22:19 -0800 (PST)
From:	bugme-daemon@...zilla.kernel.org
To:	linux-ext4@...r.kernel.org
Subject: [Bug 12224] journal activity on inactive partition causes inactive harddrive spinup

http://bugzilla.kernel.org/show_bug.cgi?id=12224





------- Comment #3 from anonymous@...nel-bugs.osdl.org  2008-12-14 17:22 -------
Reply-To: goswin-v-b@....de

Eric Sandeen <sandeen@...hat.com> writes:

> maj,min cpu  seq  time           pid   act rwbs off+len
> 8,0      0    1   0.000000000    1109   A   WS 14375 + 8 <- (8,1) 14312
>
> ... etc
>
> I'm not sure it gives us enough info; all we see is that there was an IO
> on sdb (from sdb1)
>
> I might suggest
>
> # sysctl -w vm.block_dump=1
>
> to see if you get any info about inodes on sda1 being dirtied.

Like atime/diratime updates?

> (Also, I didn't see any info about sda1 in the posted fstab...)
>
> -Eric

MfG
        Goswin


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