From: Dan Mick <dan.mick@inktank.com>
To: Stefan Priebe <s.priebe@profihost.ag>
Cc: "ceph-devel@vger.kernel.org" <ceph-devel@vger.kernel.org>
Subject: Re: skip / disable journal
Date: Mon, 15 Apr 2013 15:48:57 -0700 [thread overview]
Message-ID: <516C83D9.4030002@inktank.com> (raw)
In-Reply-To: <516C61EA.60507@profihost.ag>
On 04/15/2013 01:24 PM, Stefan Priebe wrote:
> is there a possibility to disable / skip the jornal? Stuff like
> FlashCache, BCache and others seem to work much better but sequential
> I/O becomes a bottleneck if the ceph journal is on a single ssd.
As far as I know, the journal is a required element for consistency.
Sequential I/O is a benefit of the journal.
prev parent reply other threads:[~2013-04-15 22:49 UTC|newest]
Thread overview: 2+ messages / expand[flat|nested] mbox.gz Atom feed top
2013-04-15 20:24 skip / disable journal Stefan Priebe
2013-04-15 22:48 ` Dan Mick [this message]
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