From mboxrd@z Thu Jan 1 00:00:00 1970 From: Andrew Cooper Subject: Re: xen-netfront: txqueues in a frozen state, no packets in the softqueue Date: Fri, 17 Feb 2012 11:44:17 +0000 Message-ID: <4F3E3D91.7020605@citrix.com> References: Mime-Version: 1.0 Content-Type: text/plain; charset="us-ascii" Content-Transfer-Encoding: 7bit Return-path: In-Reply-To: List-Unsubscribe: , List-Post: List-Help: List-Subscribe: , Sender: xen-devel-bounces@lists.xensource.com Errors-To: xen-devel-bounces@lists.xensource.com To: Stefano Stabellini Cc: "xen-devel@lists.xensource.com" , "sandr8@gmail.com" , Konrad Rzeszutek Wilk List-Id: xen-devel@lists.xenproject.org XenServer had an issue which looked a little like this. The fix was http://xenbits.xensource.com/hg/xen-unstable.hg/rev/02b92d035f64 , but if you are using PV guests then this is certainly not the same issue. ~Andrew On 17/02/12 11:41, Stefano Stabellini wrote: > Forwarding this email to xen-devel with a proper subject. > > > ---------- Forwarded message ---------- > Stefano, > > after a few days running traffic, we are seeing that one of the > linux netdevice txqueues has gone into a frozen state and any packet > that you give from there onwards is always queued to a softqueue and > is never put into the xen-netfront txqueue... > > it also looks like xen-netfront is not registering a timeout callback > and this may lead to a crash if the callback ever gets invoked. > > do you happen to know if this has been seen before and if there was a > fix for it? > > we are currently running with linux-3.0.9. > > Thank you! > -Alessandro- > > _______________________________________________ > Xen-devel mailing list > Xen-devel@lists.xensource.com > http://lists.xensource.com/xen-devel -- Andrew Cooper - Dom0 Kernel Engineer, Citrix XenServer T: +44 (0)1223 225 900, http://www.citrix.com