On Mon, Aug 29, 2011 at 05:18:21PM +0800, 350608693 wrote:
> hello,everybody,
> i recently study on the remus,and install xen-4.2-unstable on cetos
> 5.5(x86_64),and the kernel version is 2.6.32.40.
There's a newer kernel already available for dom0, but dunno if that'll help.
Did you try the drbd backend for Remus?
http://wiki.xensource.com/xenwiki/Remus
I added CC to Shriram, maybe he can help..
-- Pasi
> but i met a lot of problem,such as:
> 1)when using the configure "disk = [
> 'tap2:remus:backup:9000|aio:imgpath,xvda,w' ]",after a few minutes,the vm
> looks just as dead and can NOT log in;
> 2)i install a centos hvm guest,and run the command "remus <domid>",error
> message is as follow:
> Disk is not replicated: tap:aio:/home/xen/tpl/hvm/base.img,xvda,w
> Segmentation fault
> 3)i install a centos pv guest,the configure file is as follows:
> name = "mailserver"
> memory = "512"
> disk = [ 'tap2:aio:/var/lib/xen/images/vmdisk.img,xvda,w', ]
> #disk = [
>
> 'tap2:remus:192.168.226.201:9000|aio:/var/lib/xen/images/vmdisk.img,xvda,w',
> ]
> #disk = [
> 'tap2:remus:server02:9000|aio:/var/lib/xen/images/vmdisk.img,xvda,w' ]
> #vif = [ 'bridge=xenbr0', ]
> #vif = [ "type=ioemu,bridge=eth0, mac=00:16:3e:38:9a:ff" ]
> #vif=['']
> bootloader="/usr/bin/pygrub"
> vcpus=1
> #on_reboot = 'destroy'
> #on_crash = 'destroy'
> on_reboot = 'restart'
> on_crash = 'restart'
>
> it can boot properly.but when run the command "remus <domid>",the error
> message is as follows:
> Disk is not replicated: tap:aio:/var/lib/xen/images/vmdisk.img,xvda,w
> WARNING: suspend event channel unavailable, falling back to slow xenstore
> signalling
> PROF: suspending at 1314608468.806815
> PROF: resumed at 1314608468.828319
> PROF: flushed memory at 1314608468.829534
> PROF: suspending at 1314608469.022028
> domain 9 not shut down
> xc: error: Suspend request failed: Internal error
> xc: error: Domain appears not to have suspended: Internal error
> PROF: resumed at 1314608469.035179
>
>
> i really do not know what to do next and how to address this problem.could
> anybody tell me how to address them?
> What's more,could anybody tell me how to install xen that supports remus
> properly and how to install PV/HVM domains and the configure file in
> details ?
>
>
> I would really pleasure if you could give some advices, thanks lot!
>
>
>
> yours
>
> yunjie du
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