Marcel, The findings are pretty consistent with what I identified. Although it looks like SeaBIOS fairs better than UEFI.
Thanks for the headsup, will reply on the thread itself. Ray K -----Original Message----- From: Marcel Apfelbaum [mailto:[email protected]] Sent: Wednesday, August 9, 2017 3:53 AM To: Kinsella, Ray <[email protected]>; Kevin O'Connor <[email protected]> Cc: Tan, Jianfeng <[email protected]>; [email protected]; Michael Tsirkin <[email protected]>; [email protected]; Gerd Hoffmann <[email protected]> Subject: Re: [Qemu-devel] >256 Virtio-net-pci hotplug Devices On 07/08/2017 22:00, Kinsella, Ray wrote: > Hi Marcel, > Hi Ray, Please have a look on this thread, I think Laszlo and Paolo found the root cause. https://lists.gnu.org/archive/html/qemu-devel/2017-08/msg01368.html It seems hot-plugging the devices would not help. Thanks, MArcel > Yup - I am using Seabios by default. > I took all the measures from the Kernel time reported in syslog. > As Seabios wasn't exhibiting any obvious scaling problem. > > Ray K > > -----Original Message----- > From: Marcel Apfelbaum [mailto:[email protected]] > Sent: Wednesday, August 2, 2017 5:43 AM > To: Kinsella, Ray <[email protected]>; Kevin O'Connor > <[email protected]> > Cc: Tan, Jianfeng <[email protected]>; [email protected]; Michael > Tsirkin <[email protected]>; [email protected]; Gerd Hoffmann > <[email protected]> > Subject: Re: [Qemu-devel] >256 Virtio-net-pci hotplug Devices > > It is an issue worth looking into it, one more question, all the measurements > are from OS boot? Do you use SeaBIOS? > No problems with the firmware? > > Thanks, > Marcel > >
