From: Kevin O'Connor <kevin@koconnor.net>
To: Marcel Apfelbaum <marcel@redhat.com>,
"Kinsella, Ray" <ray.kinsella@intel.com>
Cc: "qemu-devel@nongnu.org" <qemu-devel@nongnu.org>,
seabios@seabios.org, Gerd Hoffmann <kraxel@redhat.com>,
Michael Tsirkin <mst@redhat.com>
Subject: Re: [Qemu-devel] >256 Virtio-net-pci hotplug Devices
Date: Sun, 23 Jul 2017 16:04:40 -0400 [thread overview]
Message-ID: <20170723200440.GA3718@morn.lan> (raw)
In-Reply-To: <97068eca-2788-8396-0f8d-1990c651bdfc@redhat.com>
On Sun, Jul 23, 2017 at 07:28:01PM +0300, Marcel Apfelbaum wrote:
> On 22/07/2017 2:57, Kinsella, Ray wrote:
> > When scaling up to 512 Virtio-net devices SeaBIOS appears to really slow
> > down when configuring PCI Config space - haven't manage to get this to
> > work yet.
If there is a slowdown in SeaBIOS, it would help to produce a log with
timing information - see:
https://www.seabios.org/Debugging#Timing_debug_messages
It may also help to increase the debug level in SeaBIOS to get more
fine grained timing reports.
-Kevin
next prev parent reply other threads:[~2017-07-23 20:04 UTC|newest]
Thread overview: 14+ messages / expand[flat|nested] mbox.gz Atom feed top
2017-07-17 21:50 [Qemu-devel] >256 Virtio-net-pci hotplug Devices Kinsella, Ray
2017-07-18 13:49 ` Marcel Apfelbaum
2017-07-20 0:44 ` Kinsella, Ray
2017-07-21 8:33 ` Marcel Apfelbaum
2017-07-21 23:57 ` Kinsella, Ray
2017-07-23 16:28 ` Marcel Apfelbaum
2017-07-23 20:04 ` Kevin O'Connor [this message]
2017-07-24 4:53 ` Kinsella, Ray
2017-07-24 7:14 ` Marcel Apfelbaum
2017-07-25 18:00 ` Kinsella, Ray
2017-08-02 12:43 ` Marcel Apfelbaum
2017-08-07 19:00 ` Kinsella, Ray
2017-08-09 10:53 ` Marcel Apfelbaum
2017-08-09 16:36 ` Kinsella, Ray
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