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From: Stefan Priebe <s.priebe@profihost.ag>
To: Oliver Francke <Oliver.Francke@filoo.de>
Cc: ceph-devel@vger.kernel.org
Subject: Re: Some findings on 0.48, qemu-1.0.1 eating up RDB-write-cache memory
Date: Mon, 09 Jul 2012 20:16:17 +0200	[thread overview]
Message-ID: <4FFB1FF1.4050308@profihost.ag> (raw)
In-Reply-To: <4FFAC001.4020503@filoo.de>

Am 09.07.2012 13:26, schrieb Oliver Francke:
> After doing some normal IOps testing with:
>      spew -v --raw -P -t -i 5 -b 4k -p random -B 4k 2G /tmp/doof.dat
>
> so a 2G file, tested for IOps-performance with 4k blocks I get a pretty
> good value for 5x write/read-after-write:

Just be interested as i'm still trying to get good IOps values. Have you 
tried with a 200GB File / whole block device?

Stefan

      reply	other threads:[~2012-07-09 18:16 UTC|newest]

Thread overview: 2+ messages / expand[flat|nested]  mbox.gz  Atom feed  top
2012-07-09 11:26 Some findings on 0.48, qemu-1.0.1 eating up RDB-write-cache memory Oliver Francke
2012-07-09 18:16 ` Stefan Priebe [this message]

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