From: Stefan Priebe - Profihost AG <s.priebe@profihost.ag>
To: Alexandre DERUMIER <aderumier@odiso.com>
Cc: Joao Eduardo Luis <joao.luis@inktank.com>,
ceph-devel@vger.kernel.org, Mark Nelson <mark.nelson@inktank.com>
Subject: Re: less cores more iops / speed
Date: Thu, 08 Nov 2012 10:28:57 +0100 [thread overview]
Message-ID: <509B7B59.3050706@profihost.ag> (raw)
In-Reply-To: <d0e5e2d7-0ffa-4f0e-8cb8-fa9717cd051e@mailpro>
Am 08.11.2012 10:05, schrieb Alexandre DERUMIER:
>> Do you have tried to compare virtio-blk and virtio-scsi ?
>>> How to change? Right now i'm using the PVE defaults => scsi-hd.
>
> (virtio-blk is "classic" virtio ;)
>
>>> Do you have tried directly from the host with the rbd kernel module ?
>>> No don't know how to use ;-)
> http://ceph.com/docs/master/rbd/rbd-ko/
> #modprobe rbd
> #sudo rbd map {image-name} --pool {pool-name} --id {user-name}
this gives me also 8000 iops on the host with 3.6 Ghz. So this is the
same like in KVM.
Stefan
next prev parent reply other threads:[~2012-11-08 9:29 UTC|newest]
Thread overview: 22+ messages / expand[flat|nested] mbox.gz Atom feed top
2012-11-07 22:02 less cores more iops / speed Stefan Priebe
2012-11-08 0:00 ` Joao Eduardo Luis
2012-11-08 0:16 ` Openstack - Boot From New Volume Quenten Grasso
2012-11-08 0:59 ` less cores more iops / speed Mark Nelson
2012-11-08 8:45 ` Stefan Priebe - Profihost AG
2012-11-08 8:58 ` Alexandre DERUMIER
2012-11-08 9:02 ` Stefan Priebe - Profihost AG
2012-11-08 9:05 ` Alexandre DERUMIER
2012-11-08 9:28 ` Stefan Priebe - Profihost AG [this message]
2012-11-08 13:19 ` Mark Nelson
2012-11-08 15:14 ` Stefan Priebe - Profihost AG
2012-11-08 15:53 ` Alexandre DERUMIER
2012-11-08 21:52 ` Andrey Korolyov
2012-11-09 8:43 ` Stefan Priebe - Profihost AG
2012-11-08 0:59 ` Mark Nelson
2012-11-08 5:42 ` Dietmar Maurer
2012-11-08 5:49 ` Dietmar Maurer
2012-11-08 6:20 ` Stefan Priebe - Profihost AG
2012-11-08 5:49 ` Stefan Priebe - Profihost AG
2012-11-08 5:54 ` Dietmar Maurer
2012-11-08 6:21 ` Stefan Priebe - Profihost AG
-- strict thread matches above, loose matches on Subject: below --
2012-11-12 15:33 [pve-devel] " Stefan Priebe - Profihost AG
[not found] ` <50A116DC.2020509-2Lf/h1ldwEHR5kwTpVNS9A@public.gmane.org>
2012-11-12 15:39 ` Alexandre DERUMIER
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