Re: [Xen-users] Xen version 3.3 and config file

[jonr@xxxxxxxxxx]

Quoting Paras pradhan <pradhanparas@xxxxxxxxx>:

> On Wed, Dec 3, 2008 at 11:15 PM,  <jonr@xxxxxxxxxx> wrote:
> > Quoting Paras pradhan <pradhanparas@xxxxxxxxx>:
> >
> > > On Wed, Dec 3, 2008 at 8:47 PM,  <jonr@xxxxxxxxxx> wrote:
> > > > Quoting Paras pradhan <pradhanparas@xxxxxxxxx>:
> > > >
> > > > > hi
> > > > >
> > > > > I am running xen 3.3 in cenos 5.2. I got th rpms from
> > > > > http://www.gitco.de/repo/xen3.3.0. Then I used virt-install to install
> > > > > centos52 guest. All went fine and I can run my guest using : xm start
> > > > > guestname. But I am not able to find the domain configuration file of
> > > > > my guest. It should be in /etc/xen/ (?) but this time where does the
> > > > > virt-install stores the config file.
> > > > >
> > > > >
> > > > > Thanks
> > > > > Paras.
> > > > Hello Paras,
> > > >
> > > > I asked the same question awhile back. The ugly truth is that it doesn't
> > > > create the file any longer. You can view the xml output by using 'virsh
> > > > dumpxml <domuName>'.
> > > >
> > > > Hope that helps,
> > > >
> > > > Jon
> > >
> > > And how do I change the parameters.. like changing memory, disks etc.
> > >
> > >
> > > Thanks
> > > Paras.
> > Use 'virsh'. As root type vish on the command line, this will drop you into
> > the virsh shell. From there you can do a 'memset <domid> <meminkb>'. Use
> > 'man virsh' to figure out how to use all of the commands.
> >
> > No Problem,
> > Jon
> >
> >
> >
> >
> >
> > _______________________________________________
> > Xen-users mailing list
> > Xen-users@xxxxxxxxxxxxxxxxxxx
> > http://lists.xensource.com/xen-users
> For memset and few other options it is file. But there may be lots of
> other cases in which the domain config file should be tweaked. As an
> example: I need to change
>
> disk phy:/dev/drbd1
> to
> disk  drbd:myresourcedisk
>
>
> Thanks
> Paras.
So what you would do is dump the domu to a xml file and edit the file  
then restart the domain.
Like so:

virsh dump fc10 > fc10.xml
vi fc10.xml
edit the disk section in fc10.xml file and restart the domain

Jon



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