> -----Original Message-----
> From: Harsh Modawel [mailto:harsh.modawel@xxxxxxxxxx]
> Sent: 23 May 2007 11:27
> To: Petersson, Mats
> Cc: xen-users@xxxxxxxxxxxxxxxxxxx
> Subject: Re: [Xen-users] xm save/restore failing; ideas ?
>
> Thanks it helped but am not sure of the reason.
>
> The log contains -
> [2007-05-23 15:45:55 xend.XendDomainInfo 12700] DEBUG
> (XendDomainInfo:203) XendDomainInfo.restore(['domain',
> ['domid', '10'], ['on_crash', 'restart'], ['memory', '128'],
> ['uuid', 'f9e76c0d-1564-5b1d-44c4-bc67619b30ea'],
> ['bootloader_args'], ['name', 'debian_3.1'], ['maxmem',
> '128'], ['cpus', ['0']], ['on_reboot', 'restart'],
> ['on_poweroff', 'destroy'], ['localtime', '0'], ['vcpus',
> '1'], ['bootloader'], ['shadow_memory', '0'], ['vcpu_avail',
> '1'], ['cpu_weight', '256'], ['cpu_cap', '0'], ['features'],
> ['on_xend_start', 'ignore'], ['on_xend_stop', 'ignore'],
> ['start_time', '1179915283.55'], ['cpu_time', '7.031623069'],
> ['online_vcpus', '1'], ['cpus', ['0']], ['cpus', ['0']],
> ['cpus', ['0']], ['cpus', ['0']], ['cpus', ['0']], ['cpus',
> ['0']], ['cpus', ['0']], ['cpus', ['0']], ['cpus', ['0']],
> ['cpus', ['0']], ['cpus', ['0']], ['cpus', ['0']], ['cpus',
> ['0']], ['cpus', ['0']], ['cpus', ['0']], ['cpus', ['0']],
> ['cpus', ['0']], ['cpus', ['0']],
Hmm - I don't think there should be that many "cpus" in there... But I
don't really know what it's supposed to look like for non-HVM domains,
as I have been doing all my save/restore on HVM domains.
>
> The error is -
> [2007-05-23 13:39:59 xend 11993] ERROR (XendDomain:1001)
> Restore failed
> ..................
> self._sxp_to_xapi(sxp_obj)
> File
> "/usr/src/redhat/SOURCES/xen-3.0.4-testing-0603ab5b0ede.bb101e
> 77d4a3/dist/install/usr/lib/python/xen/xend/XendConfig.py",
> line 590, in _sxp_to_xapi
> cfg = self._parse_sxp(sxp_cfg)
> File
> "/usr/src/redhat/SOURCES/xen-3.0.4-testing-0603ab5b0ede.bb101e
> 77d4a3/dist/install/usr/lib/python/xen/xend/XendConfig.py",
> line 556, in _parse_sxp
> for c in cfg['cpus'].split(','):
> AttributeError: 'list' object has no attribute 'split'
That is also a bit strange.
I would recommend that you upgrade to 3.1, as that has a much more
complete set of save/restor functionality.
--
Mats
>
>
> Hence, I commented out the following from the DomU's
> configuration file -
> #cpus = "0"
> #vcpus = 2
>
> Now I can do save/restore (I have 1 cpu on my machine right now)
>
> Regards,
> -harsh
>
> Petersson, Mats wrote:
>
>
>
>
>
>
> -----Original Message-----
> From: xen-users-bounces@xxxxxxxxxxxxxxxxxxx
> [mailto:xen-users-bounces@xxxxxxxxxxxxxxxxxxx]
> On Behalf Of
> Harsh Modawel
> Sent: 23 May 2007 10:29
> To: xen-users@xxxxxxxxxxxxxxxxxxx
> Subject: [Xen-users] xm save/restore failing; ideas ?
>
> Hi,
> I had save/restore working earlier and am
> not sure what
> is causing
> it to fail now -
>
> =====================================
> [root@localhost ~]# xm list
> Name ID
> Mem VCPUs State
> Time(s)
> Domain-0 0
> 257 1
> r-----
> 74.3
> debian_3.1 9
> 128 2
> -b----
> 21.1
>
> [root@localhost ~]# xm save debian_3.1 /tmp/t
>
> [root@localhost ~]# ls -l /tmp/t
> -rwxr-xr-x 1 root root 134368760 May 23 13:39 /tmp/t
>
> [root@localhost ~]# date
> Wed May 23 13:39:45 IST 2007
>
> [root@localhost ~]# xm list
> Name ID
> Mem VCPUs State
> Time(s)
> Domain-0 0
> 257 1
> r-----
> 76.8
>
> [root@localhost ~]# xm restore /tmp/t
> Error: Restore failed
> Usage: xm restore <CheckpointFile> [-p]
>
> Restore a domain from a saved state.
> -p, --paused Do not unpause
> domain after
> restoring it
> =====================================
>
> Any thoughts/sugegestions ?
>
>
>
> Have a look at /var/log/xen/xend.log, and see if it's
> got something
> useful in there. Most likely, the save-file is messed
> up somehow. [It
> looks about the right size, a few meg above 128M, but
> it doesn't mean
> that there isn't something wrong in there...]
>
> --
> Mats
>
>
> Regards,
> -harsh
>
>
>
>
>
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