Re: Networking performance on a KVM Host (with no guests)

2012-04-19 Thread Jean-Philippe Menil
, and if in the second case, you have activate the virtualiation in the bios. Regards. -- Jean-Philippe Menil - Pôle réseau Service IRTS DSI Université de Nantes jean-philippe.me...@univ-nantes.fr Tel : 02.53.48.49.27 - Fax : 02.53.48.49.09 -- To unsubscribe from this list: send the line unsubscribe kvm in the body

qemu-kvm 0.15-1 pc-0.15 missing?

2011-10-26 Thread Jean-Philippe Menil
be present in the release? http://patchwork.ozlabs.org/patch/109809/ Regards. -- Jean-Philippe Menil - Pôle réseau Service IRTS DSI Université de Nantes jean-philippe.me...@univ-nantes.fr Tel : 02.53.48.49.27 - Fax : 02.53.48.49.09 -- To unsubscribe from this list: send the line unsubscribe kvm

Re: Test vhost-net !!

2011-04-09 Thread Jean-Philippe Menil
Le 09/04/2011 16:25, Asdo a écrit : On 04/07/2011 09:33 AM, Jean-Philippe Menil wrote: Le 07/04/2011 09:18, Onkar Mahajan a écrit : Hi , How do I test if vhost-net is actually enabled and working ? Hi, ... you must modprobe the vhost_net module on your host: ... and you need to pass

Re: Test vhost-net !!

2011-04-07 Thread Jean-Philippe Menil
24288 0.0 0.0 9664 840 pts/1S+ 09:31 0:00 grep vhost- Regards. -- Jean-Philippe Menil - Pôle réseau Service IRTS DSI Université de Nantes jean-philippe.me...@univ-nantes.fr Tel : 02.53.48.49.27 - Fax : 02.53.48.49.09 -- To unsubscribe from this list: send the line unsubscribe kvm

Re: Bug inkvm_set_irq

2011-03-09 Thread Jean-Philippe Menil
Le 08/03/2011 12:13, Michael S. Tsirkin a écrit : On Fri, Mar 04, 2011 at 10:39:05AM +0100, Jean-Philippe Menil wrote: Yes, it's a 2.6.37.2 kernel. OK, here's a debugging patch. Please run with slab debugging as previously until you see 'eventfd bug detected!' in dmesg or until

Re: Bug inkvm_set_irq

2011-03-09 Thread Jean-Philippe Menil
Le 09/03/2011 14:00, Michael S. Tsirkin a écrit : On Wed, Mar 09, 2011 at 01:28:43PM +0100, Jean-Philippe Menil wrote: Le 08/03/2011 12:13, Michael S. Tsirkin a écrit : On Fri, Mar 04, 2011 at 10:39:05AM +0100, Jean-Philippe Menil wrote: Yes, it's a 2.6.37.2 kernel. OK, here's a debugging

Re: Bug inkvm_set_irq

2011-03-04 Thread Jean-Philippe Menil
Le 03/03/2011 16:55, Michael S. Tsirkin a écrit : On Thu, Mar 03, 2011 at 04:26:11PM +0100, Jean-Philippe Menil wrote: Le 03/03/2011 15:47, Michael S. Tsirkin a écrit : On Tue, Mar 01, 2011 at 03:39:12PM +0100, Jean-Philippe Menil wrote: so this time the bug is: [17882.612303] BUG: unable

Re: Bug inkvm_set_irq

2011-03-04 Thread Jean-Philippe Menil
Le 04/03/2011 10:35, Michael S. Tsirkin a écrit : On Fri, Mar 04, 2011 at 10:22:03AM +0100, Jean-Philippe Menil wrote: Le 03/03/2011 16:55, Michael S. Tsirkin a écrit : On Thu, Mar 03, 2011 at 04:26:11PM +0100, Jean-Philippe Menil wrote: Le 03/03/2011 15:47, Michael S. Tsirkin a écrit

Re: Bug inkvm_set_irq

2011-03-03 Thread Jean-Philippe Menil
Le 03/03/2011 15:47, Michael S. Tsirkin a écrit : On Tue, Mar 01, 2011 at 03:39:12PM +0100, Jean-Philippe Menil wrote: so this time the bug is: [17882.612303] BUG: unable to handle kernel paging request at 2458 [17882.612342] IP: [a03898a0] kvm_set_irq+0x30/0x140 [kvm

Re: Bug inkvm_set_irq

2011-03-01 Thread Jean-Philippe Menil
Le 01/03/2011 08:03, Michael S. Tsirkin a écrit : On Mon, Feb 28, 2011 at 11:34:16PM +0100, Jean-Philippe Menil wrote: Hi, here is another trace with kvm.ko compiled with debug flags. the bug: [12099.503414] BUG: unable to handle kernel paging request at 0b6635e9 [12099.503462] IP

Re: Bug inkvm_set_irq

2011-02-28 Thread Jean-Philippe Menil
Le 27/02/2011 18:00, Michael S. Tsirkin a écrit : On Fri, Feb 25, 2011 at 10:07:22AM +0100, Jean-Philippe Menil wrote: Hi, Each time i try tou use vhost_net, i'm facing a kernel bug. I do a modprobe vhost_net, and start guest whith vhost=on. Following is a trace with a kernel 2.6.37, but i

Re: Bug inkvm_set_irq

2011-02-28 Thread Jean-Philippe Menil
Le 28/02/2011 11:11, Michael S. Tsirkin a écrit : On Mon, Feb 28, 2011 at 09:56:46AM +0100, Jean-Philippe Menil wrote: Le 27/02/2011 18:00, Michael S. Tsirkin a écrit : On Fri, Feb 25, 2011 at 10:07:22AM +0100, Jean-Philippe Menil wrote: Hi, Each time i try tou use vhost_net, i'm facing

Re: Bug inkvm_set_irq

2011-02-28 Thread Jean-Philippe Menil
Le 28/02/2011 12:39, Michael S. Tsirkin a écrit : On Mon, Feb 28, 2011 at 11:40:43AM +0100, Jean-Philippe Menil wrote: Le 28/02/2011 11:11, Michael S. Tsirkin a écrit : On Mon, Feb 28, 2011 at 09:56:46AM +0100, Jean-Philippe Menil wrote: Le 27/02/2011 18:00, Michael S. Tsirkin a écrit

Re: Bug inkvm_set_irq

2011-02-28 Thread Jean-Philippe Menil
Hi, here is another trace with kvm.ko compiled with debug flags. the bug: [12099.503414] BUG: unable to handle kernel paging request at 0b6635e9 [12099.503462] IP: [a03ee877] kvm_set_irq+0x37/0x140 [kvm] [12099.503521] PGD 45d8d2067 PUD 45d58e067 PMD 0 [12099.503560] Oops:

Bug inkvm_set_irq

2011-02-25 Thread Jean-Philippe Menil
Hi, Each time i try tou use vhost_net, i'm facing a kernel bug. I do a modprobe vhost_net, and start guest whith vhost=on. Following is a trace with a kernel 2.6.37, but i had the same problem with 2.6.36 (cf https://lkml.org/lkml/2010/11/30/29). The bug only occurs whith vhost_net charged,

Kernel bug (2.6.36) with vhost_net

2010-11-30 Thread Jean-Philippe Menil
Hi, recently, i was testing the vhost_net module. Already was fine during several hours, until a kernel bug? The kernel is a 2.6.36, qemu-kvm was compiled against the last git version (0.13.50) with the --enable-vhost-net option. r...@ayrshire:~# /usr/bin/qemu-system-x86_64 --version QEMU

Re: Startup/Shutdown scripts for KVM Machines in Debian (libvirt)

2010-11-10 Thread Jean-Philippe Menil
Le 10/11/2010 10:07, pradeep a écrit : On Wed, 10 Nov 2010 09:01:40 +0100 Hermann Himmelbauerdu...@qwer.tk wrote: Hi, I manage my KVM machines via libvirt and wonder if there are any init.d scripts for automatically starting up and shutting down virtual machines during boot/shutdown of the

Build error with the io-thread option

2010-10-22 Thread Jean-Philippe Menil
Hi, i encounter the following problem, when i attempt to build qemu-kvm with the --enable-io-thread option: Build64:/home/menil-jp/qemu-kvm-0.13.0# debian/rules binary-arch /usr/bin/make -f debian/rules config-host.mak make[1]: Entering directory `/home/menil-jp/qemu-kvm-0.13.0' make[1]:

Re: Build error with the io-thread option

2010-10-22 Thread Jean-Philippe Menil
Le 22/10/2010 14:14, Stefan Hajnoczi a écrit : 2010/10/22 Jean-Philippe Meniljean-philippe.me...@univ-nantes.fr: i encounter the following problem, when i attempt to build qemu-kvm with the --enable-io-thread option: --enable-io-thread doesn't build in qemu-kvm.git. qemu-kvm.git has an

Re: network shutdown under heavy load

2010-02-09 Thread Jean-Philippe Menil
Tom Lendacky a écrit : On Wednesday 20 January 2010 09:48:04 am Tom Lendacky wrote: On Tuesday 19 January 2010 05:57:53 pm Chris Wright wrote: * Tom Lendacky (t...@linux.vnet.ibm.com) wrote: On Wednesday 13 January 2010 03:52:28 pm Chris Wright wrote: (Mark cc'd,

Re: network shutdown under heavy load

2010-02-09 Thread Jean-Philippe Menil
Chris Wright a écrit : * Jean-Philippe Menil (jean-philippe.me...@univ-nantes.fr) wrote: it seems, that i encounter the same bug. I've a guest with an high network load, and after some time, it seems that there's no more network. Under the guest, I can't ping anymore the gateway. If i

Re: network shutdown under heavy load

2010-02-09 Thread Jean-Philippe Menil
Jean-Philippe Menil a écrit : Chris Wright a écrit : * Jean-Philippe Menil (jean-philippe.me...@univ-nantes.fr) wrote: it seems, that i encounter the same bug. I've a guest with an high network load, and after some time, it seems that there's no more network. Under the guest, I can't

Re: How to properly turn off guest VM on server shutdown?

2010-01-24 Thread Jean-Philippe Menil
Avishay Traeger a écrit : kvm-ow...@vger.kernel.org wrote on 01/24/2010 05:29:08 PM: Anthony Liguori anth...@codemonkey.ws But the origin of the question here is probably, can something automatically shut down guests when a machine shutdowns down via the normal mechanism. AFAIK, libvirt