Re: [Xen-devel] python exception when xend starts

[Ian Pratt <Ian.Pratt@xxxxxxxxxxxx>]

> Hi, I'm trying to get a Fedora Core 2 box running on a few instances of 
> Xen, and I've followed the documentation up to the part where I'm 
> supposed to:
> 
> xend start
> 
> Which immediately produces this:
> 
> /lib/python/xen/xend/server/SrvDaemon.py:27: RuntimeWarning: Python C 
> API version mismatch for module xen.lowlevel.xu: This Python has API 
> version 1012, module xen.lowlevel.xu has version 1011.
>   from xen.lowlevel import xu
> /lib/python/xen/xend/server/channel.py:3: RuntimeWarning: Python C API 
> version mismatch for module xen.lowlevel.xc: This Python has API version 
> 1012, module xen.lowlevel.xc has version 1011.

The version mismatches seem harmless -- we use Xen on FC2 all the
time. Once we've got some per-distro rpms made up we should be
able to avoid this.

>   import xen.lowlevel.xc; xc = xen.lowlevel.xc.new()
> ERROR: Could not obtain handle on privileged command interface (2 = No 
> such file or directory)

Have you actually booted into xen/xenolinux? You should have a
/proc/xen/privcmd

You'll also need to start xend as root.

Ian


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