From: Paolo Bonzini <pbonzini@redhat.com>
To: Vasiliy Tolstov <v.tolstov@selfip.ru>
Cc: Andrey Korolyov <andrey@xdel.ru>, Alexey <alukardd@alukardd.org>,
"qemu-devel@nongnu.org" <qemu-devel@nongnu.org>
Subject: Re: [Qemu-devel] poor virtio-scsi performance
Date: Mon, 08 Jun 2015 16:01:07 +0200 [thread overview]
Message-ID: <5575A023.7010808@redhat.com> (raw)
In-Reply-To: <CACaajQsHxZx0d7zqBEYeerLU7K5poGcnQFOB033xDa22_t6-AA@mail.gmail.com>
On 08/06/2015 16:00, Vasiliy Tolstov wrote:
> 2015-06-08 16:46 GMT+03:00 Paolo Bonzini <pbonzini@redhat.com>:
>> > virtio-scsi dataplane is not yet 100% thread-safe, but in practice it
>> > should work in 2.3+. It's definitely good enough for benchmarking.
>
> Minimal qemu version is 2.3 or something from git?
2.3
> Also how can i enable dataplane ?
Replace "-device virtio-scsi-pci" with "-object iothread,id=io1 -device
virtio-scsi-pci,iothread=io1".
Paolo
next prev parent reply other threads:[~2015-06-08 14:01 UTC|newest]
Thread overview: 9+ messages / expand[flat|nested] mbox.gz Atom feed top
2015-06-08 9:52 [Qemu-devel] poor virtio-scsi performance Alexey
2015-06-08 13:10 ` Andrey Korolyov
2015-06-08 13:46 ` Paolo Bonzini
2015-06-08 14:00 ` Vasiliy Tolstov
2015-06-08 14:01 ` Paolo Bonzini [this message]
2015-06-08 13:51 ` Vasiliy Tolstov
-- strict thread matches above, loose matches on Subject: below --
2015-06-08 10:13 Alexey
2015-06-08 10:30 Vasiliy Tolstov
2015-06-08 12:50 ` Alexandre DERUMIER
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