Re: [PATCH 1/9] io-throttle documentation

From: KAMEZAWA Hiroyuki
Date: Thu Apr 16 2009 - 21:26:10 EST


On Tue, 14 Apr 2009 22:21:12 +0200
Andrea Righi <righi.andrea@xxxxxxxxx> wrote:

> +Example:
> +* Create an association between an io-throttle group and a bio-cgroup group
> + with "bio" and "blockio" subsystems mounted in different mount points:
> + # mount -t cgroup -o bio bio-cgroup /mnt/bio-cgroup/
> + # cd /mnt/bio-cgroup/
> + # mkdir bio-grp
> + # cat bio-grp/bio.id
> + 1
> + # mount -t cgroup -o blockio blockio /mnt/io-throttle
> + # cd /mnt/io-throttle
> + # mkdir foo
> + # echo 1 > foo/blockio.bio_id

Why do we need multiple cgroups at once to track I/O ?
Seems complicated to me.

Thanks,
-Kame

--
To unsubscribe from this list: send the line "unsubscribe linux-kernel" in
the body of a message to majordomo@xxxxxxxxxxxxxxx
More majordomo info at http://vger.kernel.org/majordomo-info.html
Please read the FAQ at http://www.tux.org/lkml/