From: Neil Brown <neilb@suse.de>
To: "Rustedt, Florian" <florian.rustedt@smartnet.de>
Cc: linux-raid@vger.kernel.org
Subject: Re: How do i limit the bandwidth-usage while resyncing on RAID 1?
Date: Fri, 12 Oct 2007 08:27:18 +1000 [thread overview]
Message-ID: <18190.41798.212800.167221@notabene.brown> (raw)
In-Reply-To: message from Rustedt, Florian on Wednesday October 10
On Wednesday October 10, florian.rustedt@smartnet.de wrote:
> Hello List,
>
> while resyncing, the process takes the whole bandwidth from disk to disk.
>
> This leads in a VERY unhappy situation, because the system on this raid is
> unpractical slow now, because it has to wait for disk-io.
>
> How can i tune this? I want somthing like "nice -n 19 dm-mirror" ;)
Are you using MD raid, or DM?
If DM, then it is my understanding that you cannot ratelimit.
If DM, then you already have the answer from a previous post.
NeilBrown
prev parent reply other threads:[~2007-10-11 22:27 UTC|newest]
Thread overview: 4+ messages / expand[flat|nested] mbox.gz Atom feed top
2007-10-10 15:11 How do i limit the bandwidth-usage while resyncing on RAID 1? Rustedt, Florian
2007-10-10 15:15 ` Tomasz Chmielewski
2007-10-10 19:45 ` Richard Scobie
2007-10-11 22:27 ` Neil Brown [this message]
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