[Xen-devel] Problem with live migration and qemu-dm.drbd

To:	xen-devel@xxxxxxxxxxxxxxxxxxx
Subject:	[Xen-devel] Problem with live migration and qemu-dm.drbd
From:	Rafael Emerick <rafael.rezo@xxxxxxxxx>
Date:	Sat, 21 Feb 2009 14:00:21 -0300
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Hi!

Im try to make a live migration of a hvm domain running in a drbd block replication.
I change the qemu-dm wrapper to this wrapper
http://www.antibozo.net/xen/qemu-dm.drbd

And when a try the migration i have this log

[2009-02-21 13:50:00 17652] INFO (XendCheckpoint:403) Saving memory pages: iter 1   0%ERROR Internal error: Error when writing to state file (4c) (errno 104)
[2009-02-21 13:50:00 17652] INFO (XendCheckpoint:403) Save exit rc=1
[2009-02-21 13:50:00 17652] ERROR (XendCheckpoint:157) Save failed on domain poptest (16) - resuming.
Traceback (most recent call last):
File "/usr/lib64/python2.4/site-packages/xen/xend/XendCheckpoint.py", line 125, in save
    forkHelper(cmd, fd, saveInputHandler, False)
File "/usr/lib64/python2.4/site-packages/xen/xend/XendCheckpoint.py", line 391, in forkHelper
    raise XendError("%s failed" % string.join(cmd))
XendError: /usr/lib64/xen/bin/xc_save 4 16 0 0 5 failed
[2009-02-21 13:50:00 17652] DEBUG (XendDomainInfo:2458) XendDomainInfo.resumeDomain(16)

Somebody can help me?

Very thanks

--
Rafael Emerick Z. de Oliveira

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[Xen-devel] Problem with live migration and qemu-dm.drbd