From mboxrd@z Thu Jan 1 00:00:00 1970 From: =?ISO-8859-1?Q?J=E9r=F4me_Petazzoni?= Subject: Re: More Xen troubles (with xend this time) Date: Tue, 30 Nov 2004 18:14:09 +0100 Message-ID: <41ACAA61.2090105@enix.org> References: Mime-Version: 1.0 Content-Type: text/plain; charset=ISO-8859-1; format=flowed Content-Transfer-Encoding: 7bit Return-path: In-Reply-To: Sender: xen-devel-admin@lists.sourceforge.net Errors-To: xen-devel-admin@lists.sourceforge.net List-Unsubscribe: , List-Post: List-Help: List-Subscribe: , List-Archive: To: Ian Pratt Cc: xen-devel@lists.sourceforge.net List-Id: xen-devel@lists.xenproject.org >>But if the restore operation crashes xend, I will never be able to get a >>crash dump - unless there's another way to get the information ? >> >> > >Put '-c' on the restore command line to connect to the console. > > I tried that, but it just dumps the domain config in SXP format, and then stops (see below). >>If I don't use save/restore/migrate, can I expect Xen to be >>stable ? >> >> >It's stable for most people even using save/restore/migrate. It >must be something about your particular setup or configuration >which is provoking the bug. We've actually put a fair amount of >effort into trying to reproduce the resume crash, but haven't >managed it. > > I must have a "NOLUCK" flag :-) we tried Xen on two different P4 boxes, on two different Celeron boxes, and we had different problems each time. Would some bootflags be of any use ? Do some chipsets have a bad reputation, or something like that ? Here's what happens when I attempt a restore : isnpro:~# xm restore xipetotec.xen -c (domain (id 24) (name xipetotec) (memory 0) (maxmem 65536) (state ----c) (cpu 0) (cpu_time 0.045590639) (up_time 3.83165788651) (start_time 1101834496.66) (console (status closed) (id 58) (domain 24) (local_port 0) (remote_port 0) (console_port 9624) ) (devices) (config (vm (name xipetotec) (memory 64) (restart onreboot) (image (linux (kernel /boot/vmlinuz-2.6.9-xenU) (root '/dev/hda1 ro')) ) (device (vbd (uname phy:isnpro/xipetotec-root) (dev hda1) (mode w))) (device (vif (mac aa:00:00:00:00:09) (bridge xen-br0))) ) ) ) isnpro:~# xm list Name Id Mem(MB) CPU State Time(s) Console Domain-0 0 59 0 r---- 5987.9 Domain-16 16 63 0 -b--- 329.2 Domain-17 17 127 0 -b--- 700.0 Domain-21 21 0 0 ----c 0.0 Domain-22 22 0 0 ----c 0.0 xipetotec 24 0 0 ----c 0.0 9624 isnpro:~# ------------------------------------------------------- SF email is sponsored by - The IT Product Guide Read honest & candid reviews on hundreds of IT Products from real users. Discover which products truly live up to the hype. Start reading now. http://productguide.itmanagersjournal.com/