Nova can't instanciate instances when guestmount command line exists

Bug #973468 reported by Philippe Berthault
6
This bug affects 1 person
Affects Status Importance Assigned to Milestone
OpenStack Compute (nova)
Invalid
Undecided
Unassigned

Bug Description

I've tried Nova Essex (RC-1) with LXC on Ubuntu 11.10. For doing that, I've compiled the libguestfs library from sources (because not delivered on Ubuntu). The compilation of this library generates the "guestmount" command line necessary for LXC.

After trying LXC, I switched back to KVM but after that, Nova was unable to activate instances which stay at the "building" state and there is no error reported in the nova-compute log file.

After removing the "guestmount" command line, Nova is OK.

Revision history for this message
Pádraig Brady (p-draigbrady) wrote :

By 'removing the "guestmount" command line", do you meain removing the guestmount command from the system?

If so, I'm guessing this command was just hanging.
Did you try to run the guestmount command independently?
Did the "nbd" method not work (it should be tried before libguestfs if the nbd module is loaded)

Changed in nova:
status: New → Incomplete
Revision history for this message
Philippe Berthault (philippe-berthault-deactivatedaccount) wrote :

Yes I have try to run the guestmount command independently and it was OK.

Yes I have removed the "guestmount" command line from the system and after that, Nova was able to activate instances.

I can't reproduce this problem because I have no more access to the platform onto which I've tried LXC and on addition the Nova RC-1 version and Ubuntu 11.10 are now obsoletes.
So you can close this problem.

Revision history for this message
Thierry Carrez (ttx) wrote :

Closing per request. Note that guestmount is now in Ubuntu.

Changed in nova:
status: Incomplete → Invalid
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