On Wed, Mar 29, 2006 at 04:20:47PM +0200, Gerhard Hofmann wrote:
> Hi all,
>
> I have two vserver host machines: mainvserv and backvserv
>
> mainvserv has some running vserver guests. I want to place an (rsync'd)
> copy of all my vserver guests on backvserv. In case mainvserv crashes, I
> want to activate vserver guests on backvserv.
>
> I have tried two ways of syncing the guests:
> method 1: save /etc/vservers and /var/lib/vservers directories into a
> tgz file and untar this file on backvserv. I have used "tar -cvzpf ..."
> to keep all file permissions and ownerships.
>
> method 2:
> rsync -vazPxle ssh --numeric-ids --delete \
> --exclude=*/init/mark \
> --hard-links /etc/vservers/* backvserv:/etc/vservers \
> >> /var/log/vserverrsync.log
>
>
> rsync -vazPxle ssh --numeric-ids --delete \
> --exclude=*/proc \
> --exclude=*/dev \
> --hard-links /var/lib/vservers/* backvserv:/var/lib/vservers \
> >> /var/log/vserverrsync.log
>
>
> Both ways of copying the vserver guests leed to these error messages
> when trying to startup a copied vserver on backvserv:
> ---snip---
> An error occured while executing the vserver startup sequence; when
> there are no other messages, it is very likely that the init-script
> (/etc/init.d/rc 3) failed.
>
> Common causes are:
> * /etc/rc.d/rc on Fedora Core 1 and RH9 fails always; the 'apt-rpm' build
> method knows how to deal with this, but on existing installations,
> appending 'true' to this file will help.
> ---snip---
>
> What is wrong here?
check that the symbolic links inside the config
tree exist and point to the proper places and
that the /dev files and /proc dir is there
most likely your tool configurations differ
slightly and this is not given
also the (longer) output of --debug (for startup)
might shed some light on it ...
best,
Herbert
> Both vserver hosts are 32-bit machines (but different hardware) and are
> based on Knoppix/Debian 4.0.2. All VServer stuff was installed as
> described in this HowTo:
> http://www.howtoforge.com/linux_vserver_debian
>
> Kernel version on both mainvserv and backvserv is 2.6.12.4-vs2.0
>
> Of course I have tested VServer environment on backvserv. I can create
> and run new VServer guests without any problems.
>
> TIA
> Gerhard
>
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Received on Wed Mar 29 15:45:05 2006