From: 박은병 <peb1611@gmail.com>
To: "Pasi Kärkkäinen" <pasik@iki.fi>
Cc: xen-devel@lists.xensource.com
Subject: Re: [pvops dom0 xm save failed]
Date: Tue, 23 Mar 2010 20:32:37 +0900 [thread overview]
Message-ID: <ebf0d9031003230432t35a250dfp8da01edb29e3a21d@mail.gmail.com> (raw)
In-Reply-To: <20100323113026.GK1878@reaktio.net>
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32bit.
CPU is Genuine Intel(R) CPU T2300 @ 1.66GHz.
any problem here??
2010/3/23 Pasi Kärkkäinen <pasik@iki.fi>
> On Tue, Mar 23, 2010 at 08:27:46PM +0900, ?????? wrote:
> > this is my domU config file
> > there is nothing special....
> >
> > ==============================================================
> > kernel = "/boot/vmlinuz-2.6.32.10-domU"
> > ramdisk = "/boot/initrd.img-2.6.32.10-domU"
> > memory = 1024
> > name = "ubuntu1"
> > vcpus = 1
> > vif = [ 'mac=00:16:3e:48:ef:5c, bridge=eth0' ]
> > disk = [
> >
> 'file:/root/xen/domainU/ubuntu1/ubuntu1.img,xvda1,w','file:/root/xen/domainU/ubuntu1/ubuntu1_swap.img,xvda2,w'
> > ]
> > hostname= "ubuntu1"
> > root = "/dev/xvda1 ro"
> > extra = "console=hvc0 earlyprintk=xen"
> > ==============================================================
> >
> > and I also used Ubuntu distribution .config file which was created at
> > Ubuntu install time for domU build
> >
>
> Ok. Is it 32bit or 64bit?
>
> -- Pasi
>
> > 2010/3/23 Pasi Kärkkäinen <[1]pasik@iki.fi>
> >
> > On Tue, Mar 23, 2010 at 08:01:42PM +0900, ?????? wrote:
> > > 2.6.32.10 domU also failed with same error log..
> > > Is it exactly domU problem??
> > >
> >
> > For PV guests it is _usually_ a domU kernel problem.
> > > Is there specific kernel configuration related to
> save/restore??
> > > any other comments??
> > >
> >
> > I tested using 2.6.32.9 in the domU 1 month ago (or so),
> > and I could save/restore just fine.
> >
> > I tried both 32bit and 64bit guests, and both single-vcpu and
> > multi-vcpu.
> > my .config was based on Fedora kernel .config.
> >
> > Please paste your /etc/xen/<guest> cfgfile?
> >
> > -- Pasi
> >
> > > 2010/3/23 Pasi Kärkkäinen <[1][2]pasik@iki.fi>
> > >
> > > On Tue, Mar 23, 2010 at 05:04:59PM +0900, ?????? wrote:
> > > > when I command 'xm save [domainU] [filename]', save
> process
> > does
> > > not
> > > > complete with this error message
> > > >
> > > > Error: /usr/lib/xen/bin/xc_save 34 2 0 0 0 failed
> > > > Usage: xm save [-c] <Domain> <CheckpointFile>
> > > >
> > > > Save a domain state to restore later.
> > > > -c, --checkpoint Leave domain running
> after
> > > > creating
> > > > snapshot
> > > >
> > > > and /var/log/xen/xend.log produced below error message.
> > > >
> > > > [2010-03-23 16:58:07 1023] DEBUG (DevController:643)
> > > hotplugStatusCallback
> > > > 1.
> > > > [2010-03-23 16:58:07 1023] DEBUG (DevController:139)
> Waiting
> > for
> > > devices
> > > > irq.
> > > > [2010-03-23 16:58:07 1023] DEBUG (DevController:139)
> Waiting
> > for
> > > devices
> > > > vfb.
> > > > [2010-03-23 16:58:07 1023] DEBUG (DevController:139)
> Waiting
> > for
> > > devices
> > > > pci.
> > > > [2010-03-23 16:58:07 1023] DEBUG (DevController:139)
> Waiting
> > for
> > > devices
> > > > vtpm.
> > > > [2010-03-23 16:58:07 1023] INFO (XendDomain:1182) Domain
> > ubuntu1
> > > (3)
> > > > unpaused.
> > > > [2010-03-23 16:58:42 1023] DEBUG (XendCheckpoint:110)
> > [xc_save]:
> > > > /usr/lib/xen/bin/xc_save 34 3 0 0 0
> > > > [2010-03-23 16:58:42 1023] INFO (XendCheckpoint:417)
> > xc_save:
> > > failed to
> > > > get the suspend evtchn port
> > > > [2010-03-23 16:58:42 1023] DEBUG (XendCheckpoint:388)
> > suspend
> > > > [2010-03-23 16:58:42 1023] INFO (XendCheckpoint:417)
> > > > [2010-03-23 16:58:42 1023] DEBUG (XendCheckpoint:113) In
> > > saveInputHandler
> > > > suspend
> > > > [2010-03-23 16:58:42 1023] DEBUG (XendCheckpoint:115)
> > Suspending 3
> > > ...
> > > > [2010-03-23 16:58:42 1023] DEBUG (XendDomainInfo:511)
> > > > XendDomainInfo.shutdown(suspend)
> > > > [2010-03-23 16:58:42 1023] DEBUG (XendDomainInfo:1709)
> > > > XendDomainInfo.handleShutdownWatch
> > > > [2010-03-23 16:58:42 1023] DEBUG (XendDomainInfo:1709)
> > > > XendDomainInfo.handleShutdownWatch
> > > > [2010-03-23 16:58:42 1023] INFO (XendDomainInfo:1903)
> Domain
> > has
> > > shutdown:
> > > > name=migrating-ubuntu1 id=3 reason=suspend.
> > > > [2010-03-23 16:58:42 1023] INFO (XendCheckpoint:121)
> Domain
> > 3
> > > suspended.
> > > > [2010-03-23 16:58:42 1023] DEBUG (XendCheckpoint:130)
> > Written done
> > > > [2010-03-23 16:58:42 1023] ERROR (XendCheckpoint:164)
> Save
> > failed
> > > on
> > > > domain ubuntu1 (3) - resuming.
> > > > Traceback (most recent call last):
> > > > File
> > >
> "/usr/lib/python2.6/dist-packages/xen/xend/XendCheckpoint.py",
> > line
> > > > 132, in save
> > > > forkHelper(cmd, fd, saveInputHandler, False)
> > > > File
> > >
> "/usr/lib/python2.6/dist-packages/xen/xend/XendCheckpoint.py",
> > line
> > > > 405, in forkHelper
> > > > raise XendError("%s failed" % string.join(cmd))
> > > > XendError: /usr/lib/xen/bin/xc_save 34 3 0 0 0 failed
> > > > [2010-03-23 16:58:42 1023] DEBUG (XendDomainInfo:2788)
> > > > XendDomainInfo.resumeDomain(3)
> > > > [2010-03-23 16:58:42 1023] DEBUG (XendDomainInfo:2829)
> > > > XendDomainInfo.resumeDomain: completed
> > > > [2010-03-23 17:01:10 1023] DEBUG (XendDomainInfo:2732)
> > > > XendDomainInfo.destroy: domid=3
> > > > [2010-03-23 17:01:11 1023] DEBUG (XendDomainInfo:2207)
> > Destroying
> > > device
> > > > model
> > > > [2010-03-23 17:01:11 1023] DEBUG (XendDomainInfo:2214)
> > Releasing
> > > devices
> > > > [2010-03-23 17:01:11 1023] DEBUG (XendDomainInfo:2227)
> > Removing
> > > vif/0
> > > > [2010-03-23 17:01:11 1023] DEBUG (XendDomainInfo:1134)
> > > > XendDomainInfo.destroyDevice: deviceClass = vif, device
> =
> > vif/0
> > > > [2010-03-23 17:01:11 1023] DEBUG (XendDomainInfo:2227)
> > Removing
> > > console/0
> > > > [2010-03-23 17:01:11 1023] DEBUG (XendDomainInfo:1134)
> > > > XendDomainInfo.destroyDevice: deviceClass = console,
> device
> > =
> > > console/0
> > > > [2010-03-23 17:01:11 1023] DEBUG (XendDomainInfo:2227)
> > Removing
> > > vbd/51713
> > > > [2010-03-23 17:01:11 1023] DEBUG (XendDomainInfo:1134)
> > > > XendDomainInfo.destroyDevice: deviceClass = vbd, device
> =
> > vbd/51713
> > > > [2010-03-23 17:01:11 1023] DEBUG (XendDomainInfo:2227)
> > Removing
> > > vbd/51714
> > > > [2010-03-23 17:01:11 1023] DEBUG (XendDomainInfo:1134)
> > > > XendDomainInfo.destroyDevice: deviceClass = vbd, device
> =
> > vbd/51714
> > > > [2010-03-23 17:01:11 1023] DEBUG (XendDomainInfo:2212)
> No
> > device
> > > model
> > > > [2010-03-23 17:01:11 1023] DEBUG (XendDomainInfo:2214)
> > Releasing
> > > devices
> > > >
> > > > my system configuration ( 32bit machine )
> > > > xen 3.4.2, dom0( jeremy's pvops kernel 2.6.31.6), domU(
> > vanilla
> > > kernel
> > > > 2.6.32 with paravirt enabled), distribution( ubuntu 9.10
> )
> > > > It does not work well
> > > >
> > > > what is the problem??
> > > > I think current system is quite stable, newtork, disk,
> and
> > so on.
> > > > Is there anyone who know this or has experience??
> > > >
> > >
> > > You need to update your domU kernel to the latest stable
> update
> > > (2.6.32.10),
> > > and that'll fix the problem. 2.6.32(.0) doesn't yet have the
> > necessary
> > > save/restore fixes.
> > >
> > > -- Pasi
> > >
> > > --
> > > Eunbyung Park
> > >
> > > References
> > >
> > > Visible links
> > > 1. mailto:[3]pasik@iki.fi
> >
> > --
> > Eunbyung Park
> >
> > References
> >
> > Visible links
> > 1. mailto:pasik@iki.fi
> > 2. mailto:pasik@iki.fi
> > 3. mailto:pasik@iki.fi
>
--
Eunbyung Park
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next prev parent reply other threads:[~2010-03-23 11:32 UTC|newest]
Thread overview: 13+ messages / expand[flat|nested] mbox.gz Atom feed top
2010-03-23 8:04 [pvops dom0 xm save failed] 박은병
2010-03-23 9:07 ` Pasi Kärkkäinen
2010-03-23 11:01 ` 박은병
2010-03-23 11:07 ` Pasi Kärkkäinen
2010-03-23 11:27 ` 박은병
2010-03-23 11:30 ` Pasi Kärkkäinen
2010-03-23 11:32 ` 박은병 [this message]
2010-03-23 11:37 ` Pasi Kärkkäinen
2010-03-23 13:25 ` 박은병
2010-03-23 13:45 ` Pasi Kärkkäinen
2010-03-23 13:47 ` 박은병
2010-03-23 13:53 ` Pasi Kärkkäinen
2010-03-23 14:06 ` 박은병
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