From: Stefan Priebe <s.priebe@profihost.ag>
To: Sage Weil <sage@inktank.com>
Cc: Andrey Korolyov <andrey@xdel.ru>,
"ceph-devel@vger.kernel.org" <ceph-devel@vger.kernel.org>
Subject: Re: rbd export speed limit
Date: Wed, 13 Feb 2013 21:27:18 +0100 [thread overview]
Message-ID: <511BF726.9030606@profihost.ag> (raw)
In-Reply-To: <alpine.DEB.2.00.1302131220570.20247@cobra.newdream.net>
Hi,
Am 13.02.2013 21:21, schrieb Sage Weil:
>> This results in writes up to 400Mb/s per OSD and then results in aborted /
>> hanging task in VMs. Is it possible to give trim commands lower priority?
>
> Is that 400Mb or MB? Measured over the network, or on the disk itself?
Sorry it's MB - so the SSDs get fully utilized meased via /proc/diskstats .
> I'm wondering if this is a lack of punch support on the kernel..
I'm using 3.7.7 running XFS.
Greets,
Stefan
next prev parent reply other threads:[~2013-02-13 20:27 UTC|newest]
Thread overview: 10+ messages / expand[flat|nested] mbox.gz Atom feed top
2013-02-12 20:22 rbd export speed limit Stefan Priebe
2013-02-12 20:45 ` Andrey Korolyov
2013-02-13 7:54 ` Stefan Priebe - Profihost AG
2013-02-13 16:13 ` Sage Weil
2013-02-13 19:25 ` Stefan Priebe
2013-02-13 20:21 ` Sage Weil
2013-02-13 20:27 ` Stefan Priebe [this message]
2013-02-13 20:38 ` Gregory Farnum
2013-02-13 21:43 ` Stefan Priebe
2013-02-21 7:53 ` Andrey Korolyov
Reply instructions:
You may reply publicly to this message via plain-text email
using any one of the following methods:
* Save the following mbox file, import it into your mail client,
and reply-to-all from there: mbox
Avoid top-posting and favor interleaved quoting:
https://en.wikipedia.org/wiki/Posting_style#Interleaved_style
* Reply using the --to, --cc, and --in-reply-to
switches of git-send-email(1):
git send-email \
--in-reply-to=511BF726.9030606@profihost.ag \
--to=s.priebe@profihost.ag \
--cc=andrey@xdel.ru \
--cc=ceph-devel@vger.kernel.org \
--cc=sage@inktank.com \
/path/to/YOUR_REPLY
https://kernel.org/pub/software/scm/git/docs/git-send-email.html
* If your mail client supports setting the In-Reply-To header
via mailto: links, try the mailto: link
Be sure your reply has a Subject: header at the top and a blank line
before the message body.
This is an external index of several public inboxes,
see mirroring instructions on how to clone and mirror
all data and code used by this external index.