> -----Original Message----- > From: Bob Proulx [mailto:[email protected]] > Sent: Saturday, December 15, 2012 5:54 AM > To: [email protected] > Subject: Re: Slow network performance with KVM > > Katynski, Bogdan wrote: > > > I noticed a rather poor network guest-guest performance. > > Have you loaded the vhost-net kernel module? It is a huge lever for > network performance. > > What is the output: > > $ lsmod | grep vhost_net
Hi Bob. Thank you for the answer. I don't have the module loaded and what's worse - I don't have this module :( root@vmhost:~# modprobe vhost-net FATAL: Module vhost_net not found. > Since you haven't mentioned the vhost-net driver I am going to assume > that you are not running it. Set that up. Verify that your kvm host > configuration is using it. > > $ ps -ef | grep qemu | grep --color vhost > ... vhost=on,vhostfd=21 ... > > $ ps -ef | grep --color vhost > root 9599 2 0 21:51 ? 00:00:00 [vhost-9598] > I don't have these options In my kvm processes. Do I need an additional package with this module? Or maybe a backported more recent kernel? Best regards Bogdan Katynski -- To UNSUBSCRIBE, email to [email protected] with a subject of "unsubscribe". Trouble? Contact [email protected] Archive: http://lists.debian.org/[email protected]
