On Mon, Nov 08, 2010 at 11:30:13AM +0800, huang.shuangqing@xxxxxxxxxx wrote:
> Hello,
>
> When I snapshot a vm the first time, it succeed. There is a snapshot file
> on disk and the vm is running. But when I do it the second time, it
> fail.
> Can snapshot a vm sevral times? If can , what's wrong with it?
>
> xen : xen-4.0.1-rc5, kernel : kernel-2.6.31.
>
First of all upgrade your software versions.
Xen 4.0.1 final has been out there for a long time already,
and 2.6.31 based dom0 kernel is unsupported and not maintained.
You should switch to xen/stable-2.6.32.x dom0 kernel git branch,
that's the default and supported kernel.
-- Pasi
> Error message:
> [root@localhost ide]# xm save -c 8 dom8_2.snap
> Error: Timeout waiting for domain 8 to suspend
> Usage: xm save [-c] <Domain> <CheckpointFile>
>
> Save a domain state to restore later.
> -c, --checkpoint Leave domain running after creating
>
> snapshot
>
> log in xend.log :
>
> [2010-11-08 09:19:03 18934] DEBUG (XendCheckpoint:124) [xc_save]:
> /usr/lib64/xen/bin/xc_save 4 8 0 0 4
> [2010-11-08 09:19:03 18934] DEBUG (XendCheckpoint:394) suspend
> [2010-11-08 09:19:03 18934] DEBUG (XendCheckpoint:127) In saveInputHandler
> suspend
> [2010-11-08 09:19:03 18934] DEBUG (XendCheckpoint:129) Suspending 8 ...
> [2010-11-08 09:19:03 18934] DEBUG (XendDomainInfo:519)
> XendDomainInfo.shutdown(suspend)
> [2010-11-08 09:19:03 18934] DEBUG (XendDomainInfo:1891)
> XendDomainInfo.handleShutdownWatch
> [2010-11-08 09:19:03 18934] INFO (XendCheckpoint:423) xc_save: failed to
> get the suspend evtchn port
> [2010-11-08 09:19:03 18934] INFO (XendCheckpoint:423)
> [2010-11-08 09:20:04 18934] INFO (XendCheckpoint:423) ERROR Internal
> error: Suspend request failed
> [2010-11-08 09:20:04 18934] INFO (XendCheckpoint:423) ERROR Internal
> error: Domain appears not to have suspended
> [2010-11-08 09:20:04 18934] INFO (XendCheckpoint:423) Save exit rc=1
> [2010-11-08 09:20:04 18934] ERROR (XendCheckpoint:178) Save failed on
> domain CGSL (8) - resuming.
> Traceback (most recent call last):
> File "usr/lib64/python2.4/site-packages/xen/xend/XendCheckpoint.py",
> line 146, in save
> forkHelper(cmd, fd, saveInputHandler, False)
> File "usr/lib64/python2.4/site-packages/xen/xend/XendCheckpoint.py",
> line 395, in forkHelper
> inputHandler(line, child.tochild)
> File "usr/lib64/python2.4/site-packages/xen/xend/XendCheckpoint.py",
> line 131, in saveInputHandler
> dominfo.waitForSuspend()
> File "/usr/lib64/python2.4/site-packages/xen/xend/XendDomainInfo.py",
> line 2980, in waitForSuspend
> raise XendError(msg)
> XendError: Timeout waiting for domain 8 to suspend
> [2010-11-08 09:20:04 18934] DEBUG (XendDomainInfo:3117)
> XendDomainInfo.resumeDomain(8)
> [2010-11-08 09:20:04 18934] DEBUG (XendDomainInfo:1891)
> XendDomainInfo.handleShutdownWatch
>
> Any help is appreciate.
>
> -- John
>
> --------------------------------------------------------
> ZTE Information Security Notice: The information contained in this mail is
> solely property of the sender's organization. This mail communication is
> confidential. Recipients named above are obligated to maintain secrecy and
> are not permitted to disclose the contents of this communication to others.
> This email and any files transmitted with it are confidential and intended
> solely for the use of the individual or entity to whom they are addressed. If
> you have received this email in error please notify the originator of the
> message. Any views expressed in this message are those of the individual
> sender.
> This message has been scanned for viruses and Spam by ZTE Anti-Spam system.
> _______________________________________________
> Xen-users mailing list
> Xen-users@xxxxxxxxxxxxxxxxxxx
> http://lists.xensource.com/xen-users
_______________________________________________
Xen-users mailing list
Xen-users@xxxxxxxxxxxxxxxxxxx
http://lists.xensource.com/xen-users
|
Home