[Engine-devel] failed to add host into cluster

Dan Kenigsberg danken at redhat.com
Fri Nov 22 11:52:52 UTC 2013


On Thu, Nov 21, 2013 at 05:22:35PM +0100, Michal Skrivanek wrote:
> 
> >> ok, that looks ok. Might be text parsing issue.
> >> And "virsh capabilities" output?
> >> what's the vdsm you're using?
> > 
> > virsh capabilities" output is a bit long, see attachment
> > 
> > # rpm -q vdsm
> > vdsm-4.10.3-18.fc19.x86_64
> 
> hmm, works well on my box
> try master, though this code didn't change since 2012
> 
> the code in vdsm/caps.py is pretty straightforward:
>     caps = minidom.parseString(capabilities)
>     for archTag in caps.getElementsByTagName('arch'):
>         if archTag.getAttribute('name') == 'x86_64':
>             return [m.firstChild.data for m in archTag.childNodes
>                     if m.nodeName == 'machine']
> 
> 
> try to uninstall qemu Alpha support if it changes a thing or not...

As Michal noted, Vdsm parses the attached capabilities as it should.
Maybe it receives something else from libvirt. Could you add some
logging and report?

diff --git a/vdsm/caps.py b/vdsm/caps.py
index 5599522..4daca46 100644
--- a/vdsm/caps.py
+++ b/vdsm/caps.py
@@ -136,6 +136,7 @@ def _getCpuTopology(capabilities):
 def _getEmulatedMachines(capabilities=None):
     if capabilities is None:
         capabilities = _getCapsXMLStr()
+    logging.debug('caps: %s', capabilities)
     caps = minidom.parseString(capabilities)
     for archTag in caps.getElementsByTagName('arch'):
         if archTag.getAttribute('name') == 'x86_64':

Maybe you can add some logging



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