On Wed, Sep 14, 2011 at 10:58 AM, Nathan March <nathan@xxxxxx> wrote:
>
> On 9/14/2011 10:53 AM, Shriram Rajagopalan wrote:
>>
>> On Tue, Sep 13, 2011 at 2:01 PM, Nathan March<nathan@xxxxxx> wrote:
>>>
>>> Just wondering if this is a known bug?
>>>
>>> Trying to migrate the VM off to a diff dom0 results in the below error.
>>> Other VMs migrated off fine (started at around the same time as this vm)
>>> and
>>> I've tried a few different target servers, all resulting in the same
>>> thing.
>>>
>> Were other domains linux 3.0.3 as well ?
>
> All the dom0's are 3.0.3 and all the domU's are 2.6.32.27 (w/ grsec).
>
> I did a cold reboot of the VM and now it migrates properly.
>
>>> [2011-09-13 13:48:24 3996] DEBUG (XendCheckpoint:124) [xc_save]:
>>> /usr/lib/xen/bin/xc_save 29 77 0 0 1
>>> [2011-09-13 13:48:24 3996] INFO (XendCheckpoint:423) xc_save: failed to
>>> get
>>> the suspend evtchn port
>>> [2011-09-13 13:48:24 3996] INFO (XendCheckpoint:423)
>>> [2011-09-13 13:49:03 3996] DEBUG (XendCheckpoint:394) suspend
>>> [2011-09-13 13:49:03 3996] DEBUG (XendCheckpoint:127) In saveInputHandler
>>> suspend
>>> [2011-09-13 13:49:03 3996] DEBUG (XendCheckpoint:129) Suspending 77 ...
>>> [2011-09-13 13:49:03 3996] DEBUG (XendDomainInfo:524)
>>> XendDomainInfo.shutdown(suspend)
>>> [2011-09-13 13:49:03 3996] DEBUG (XendDomainInfo:1881)
>>> XendDomainInfo.handleShutdownWatch
>>> [2011-09-13 13:50:06 3996] DEBUG (XendDomainInfo:1881)
>>> XendDomainInfo.handleShutdownWatch
>>> [2011-09-13 13:50:06 3996] INFO (XendCheckpoint:423) xc: error: Suspend
>>> request failed: Internal error
>>> [2011-09-13 13:50:06 3996] INFO (XendCheckpoint:423) xc: error: Domain
>>> appears not to have suspended: Internal error
>>> [2011-09-13 13:50:06 3996] ERROR (XendCheckpoint:185) Save failed on
>>> domain
>>> globish (77) - resuming.
>>> Traceback (most recent call last):
>>> File "/usr/lib64/python2.6/site-packages/xen/xend/XendCheckpoint.py",
>>> line
>>> 146, in save
>>> forkHelper(cmd, fd, saveInputHandler, False)
>>> File "/usr/lib64/python2.6/site-packages/xen/xend/XendCheckpoint.py",
>>> line
>>> 395, in forkHelper
>>> inputHandler(line, child.tochild)
>>> File "/usr/lib64/python2.6/site-packages/xen/xend/XendCheckpoint.py",
>>> line
>>> 131, in saveInputHandler
>>> dominfo.waitForSuspend()
>>> File "/usr/lib64/python2.6/site-packages/xen/xend/XendDomainInfo.py",
>>> line
>>> 2998, in waitForSuspend
>>> raise XendError(msg)
>>> XendError: Timeout waiting for domain 77 to suspend
>>> [2011-09-13 13:50:06 3996] DEBUG (XendDomainInfo:3135)
>>> XendDomainInfo.resumeDomain(77)
>>>
>>> xend-debug.log and the target dom0 logs don't show anything of value.
>>>
>>> This is xen 4.1.1 on linux 3.0.3
>>>
>> Did you try xm save -c (or the xl equivalent) ? This should be
>> activating the same
>> code path where this error seems to appear.
>>
>> Also, make sure you have CONFIG_XEN_SAVE_RESTORE enabled.
>
> Unfortunately I didn't think to try it. I do have that set on both dom0 and
> domu.
>
> - Nathan
>
>
Oh, I assumed that the domU's were linux 3.0.3. That config has no meaning
for dom0s.
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