From: Peter Lieven <pl@kamp.de>
To: Cornelia Huck <cornelia.huck@de.ibm.com>
Cc: "Michael S. Tsirkin" <mst@redhat.com>,
"qemu-devel@nongnu.org" <qemu-devel@nongnu.org>,
famz@redhat.com, stefanha@redhat.com
Subject: Re: [Qemu-devel] Regression: virtio-pci: convert to ioeventfd callbacks
Date: Tue, 28 Jun 2016 11:20:20 +0200 [thread overview]
Message-ID: <57724154.2000002@kamp.de> (raw)
In-Reply-To: <20160628101618.57bdb1e0.cornelia.huck@de.ibm.com>
Am 28.06.2016 um 10:16 schrieb Cornelia Huck:
> On Tue, 28 Jun 2016 09:47:01 +0200
> Peter Lieven <pl@kamp.de> wrote:
>
>> The problem goes away, but its horribly slow. Maybe the lost notifications
>> you were thinking off.
> I have the following patch (works for me on ccw as well). I'm worried
> about the slowness you're seeing, though. Is this just with an iscsi
> backing?
Strange enough now neither my nor your version of the fix work for
me anymore...
I can only reproduce with iSCSI. Neither QCOW2, RAW or NBD work.
I think it could have to do with the iSCSI event handler.
Peter
next prev parent reply other threads:[~2016-06-28 9:20 UTC|newest]
Thread overview: 16+ messages / expand[flat|nested] mbox.gz Atom feed top
2016-06-27 9:44 [Qemu-devel] Regression: virtio-pci: convert to ioeventfd callbacks Peter Lieven
2016-06-27 10:22 ` Cornelia Huck
2016-06-27 15:09 ` Cornelia Huck
2016-06-28 6:22 ` Peter Lieven
2016-06-28 7:25 ` Cornelia Huck
2016-06-28 7:03 ` Michael S. Tsirkin
2016-06-28 7:42 ` Cornelia Huck
2016-06-28 7:47 ` Peter Lieven
2016-06-28 7:59 ` Cornelia Huck
2016-06-28 8:16 ` Cornelia Huck
2016-06-28 9:20 ` Peter Lieven [this message]
2016-06-29 1:41 ` Jason Wang
2016-06-29 7:23 ` Cornelia Huck
2016-06-29 8:21 ` Jason Wang
2016-06-29 9:15 ` Cornelia Huck
2016-06-29 11:16 ` Cornelia Huck
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