Re: Re: [Xen-devel] a problem about xen4.0 remus

[Pasi Kärkkäinen <pasik@xxxxxx>]

On Thu, Jul 08, 2010 at 06:05:07PM -0700, Brendan Cully wrote:
> I have no idea where that kernel comes from or how old it is. It may
> be missing event-channel suspend support. Try building the 2.6.18 tree
> hosted at xenbits: http://xenbits.xen.org/linux-2.6.18-xen.hg
> 

2.6.18-128.e15xen is Redhat RHEL 5.3 default kernel..

It doesn't have the latest Xen bits.. when was that added to 
linux-2.6.18-xen.hg ?

-- Pasi

> On Friday, 09 July 2010 at 08:59, taojiang628 wrote:
> > 
> > My guest kernel is 2.6.18-128.e15xen . So what should I do about this 
> > problem. Thank you! 
> > 
> > 2010-07-09 
> > 
> > 
> > 
> > taojiang628 
> > 
> > 
> > 
> > ???????????? Brendan Cully 
> > ??????????????? 2010-07-07  01:44:14 
> > ???????????? taojiang628 
> > ????????? xen-devel 
> > ????????? Re: [Xen-devel] a problem about xen4.0 remus 
> >  
> > On Tuesday, 06 July 2010 at 15:20, taojiang628 wrote:
> > > hello:
> > > I have a problem about the remus, I use 
> > > xen-4.0-test.hg+linux-2.6.18-xen.hg ,anyone know what should I do about 
> > > this problem. Thank you!
> > > [root@localhost ~]# remus -i 100  centos5.4 192.168.10.190
> > > Disk is not replicated: 
> > > tap:aio:/root/xen/domains/centos-5.4/disk.img,xvda,w
> > > modprobe -q ifb
> > > WARNING: suspend event channel unavailable, falling back to slow xenstore 
> > > signalling
> > > Had 0 unexplained entries in p2m table
> > >  1: sent 65252, skipped 284, delta 23066ms, dom0 24%, target 0%, sent 
> > > 92Mb/s, dirtied 0Mb/s 365 pages
> > >  2: sent 365, skipped 0, delta 128ms, dom0 29%, target 0%, sent 93Mb/s, 
> > > dirtied 10Mb/s 41 pages
> > >  3: sent 41, skipped 0, Start last iteration
> > > PROF: suspending at 1278311972.985159
> > > installing buffer on imq0...  done.
> > > SUSPEND shinfo 0000027b
> > > delta 55ms, dom0 94%, target 5%, sent 24Mb/s, dirtied 69Mb/s 117 pages
> > >  4: sent 117, skipped 0, delta 3ms, dom0 100%, target 0%, sent 1277Mb/s, 
> > > dirtied 1277Mb/s 117 pages
> > > Total pages sent= 65775 (0.97x)
> > > (of which 0 were fixups)
> > > All memory is saved
> > > PROF: resumed at 1278311973.044589
> > > PROF: flushed memory at 1278311973.048302
> > > PROF: suspending at 1278311973.101436
> > > timeout polling fd
> > > ERROR Internal error: Suspend request failed
> > > ERROR Internal error: Domain appears not to have suspended
> > > Save exit rc=1
> > > Exception exceptions.KeyError: 'imq0' in <bound method 
> > > BufferedNIC.__del__ of <xen.remus.device.BufferedNIC object at 
> > > 0xb7971a4c>> ignored
> > > [root@localhost ~]#
> > What kernel are you using for your guest? The event channel warning
> > suggests it's not 2.6.18. If you can, use the Xen 2.6.18 kernel for
> > your guest as well. Also, take a look at the instructions here:
> > http://nss.cs.ubc.ca/remus/doc.html
> 
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