[sheepdog-users] 50.000 iops per VM
Stefan Priebe - Profihost AG
s.priebe at profihost.ag
Wed Jul 4 09:23:02 CEST 2012
Am 04.07.2012 07:59, schrieb Liu Yuan:
> On 07/04/2012 01:07 PM, Christoph Hellwig wrote:
> This low IOPS can be actually explained by poor data transfer between
> QEMU and sheep daemon: the tx/rx of data is serialized because only main
> thread can tx/rx data. So whatever threads you have for requests, the
> performance is limited to a rather low value.
> I am writing some patches to offload the data transfer work to threads,
> with this change, I think the performance will be boosted. But I think
> those patches are queued after 0.4.0 release.
Do you have already those patches and they get later integrated? May i
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