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

[Pasi Kärkkäinen <pasik@xxxxxx>]

On Fri, Jul 09, 2010 at 08:53:03PM +0800, taojiang628 wrote:
> 
>    Hello :
>    My domain0's kernel is linux-2.6.18-xen.hg . I want
>     to know the domainU's kernel is necessary to use linux-2.6.18 ?
>

If you're using PV domU, then yes, you need to use linux-2.6.18-xen.

Xen HVM guests don't have that requirement.

-- Pasi

>    2010-07-09
> 
>    --------------------------------------------------------------------------
> 
>    taojiang628
> 
>    --------------------------------------------------------------------------
> 
>    ÂÂÅÃÃÃÂÂ Pasi KÃrkkÃinen
>    ÂÂÃÃÃÂÅÃÂÂ 2010-07-09  13:16:47
>    ÃÃÅÃÃÃÂÂ taojiang628; xen-devel
>    ÂÃÃÂÂ
>    ÃÃÃÃÂÂ Re: Re: [Xen-devel] a problem about xen4.0 remus
>    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/
>    >
>    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
>    >
>    > _______________________________________________
>    > Xen-devel mailing list
>    > Xen-devel@xxxxxxxxxxxxxxxxxxx
>    > http://lists.xensource.com/xen-devel
>    _______________________________________________
>    Xen-devel mailing list
>    Xen-devel@xxxxxxxxxxxxxxxxxxx
>    http://lists.xensource.com/xen-devel

_______________________________________________
Xen-devel mailing list
Xen-devel@xxxxxxxxxxxxxxxxxxx
http://lists.xensource.com/xen-devel