[Pkg-xen-devel] Bug#655301: Bug#655301: Bug#655301: Bug#655301: Bug#655301: xcp-xapi fails to start

[Ritesh Raj Sarraf]

Thank you. Documenting it would be good for now.

sent fr0m a $martphone, excuse typ0s
On Jan 19, 2012 2:28 PM, "Mike McClurg" <mike.mcclurg at gmail.com> wrote:

> On Thu, Jan 19, 2012 at 7:47 AM, Ritesh Raj Sarraf <rrs at debian.org> wrote:
> > On Wed, Jan 18, 2012 at 3:00 AM, Thomas Goirand <zigo at debian.org> wrote:
> >> On 01/17/2012 02:47 PM, Ritesh Raj Sarraf wrote:
> >>> But the problem is, xcp-xapi wants to have xend disabled.
> >>>
> >>> [ ... ]
> >>>
> >>> So I disabled the xend init file and then ran into this problem.
> >>
> >> No wonder why then! Nobody ever wrote/said that you should do that. The
> >> xend init.d script does a lot more than just starting xend. It also:
> >> - modprobe the xenfs and xen-evtchn kernel modules
> >> - mounts /proc/xen as xenfs
> >> - Starts xenconsoled
> >> - Starts xenstored
> >>
> >> If the above isn't done, then there's no way that XCP, or even Xen, will
> >> ever work! The only thing that should be disabled is starting xend, all
> >> the rest should stay.
> >>
> >
> > What do you mean by "disable starting xend" ?
> >
>
> We'd like that the xend init script continue to start the other
> services that xpi-xapi relies on, but only actually start the xend
> daemon iff TOOLSTACK=xm. This way we don't have to worry about
> renaming or splitting init scripts.
>
> > For now, just calling the xend stop in the xapi init script should fix
> > the problem.
> >
>
> Agreed, but as was pointed out to me by Ian Campbell, that's a bit of
> a hack, since one service shouldn't be allowed to just shut another
> one down. I was in favour of making this change to xcp-xapi.init
> temporarily, until the xend init script is modified to only
> selectively start xend, but I think now that we should instead ask
> users to work around this issue until we sort out the xend script. The
> simplest work-around is to ask the user to add the line 'service xend
> stop' to the user's xcp-xapi.init script.
>
> Thomas, I believe that you submitted a patch to xend.init to check
> TOOLSTACK=xm. Do you know the status of this patch?
>
> Mike
>
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