** Changed in: nova
Status: Confirmed => Incomplete
** Changed in: nova (Ubuntu)
Status: Confirmed => Incomplete
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** Tags removed: in-stable-juno juno-backport-potential
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Title:
_get_host_numa_topology assumes numa cell has memory
To manage
** Changed in: nova/juno
Assignee: (unassigned) = Matt Riedemann (mriedem)
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Title:
_get_host_numa_topology assumes numa cell
** Also affects: nova/juno
Importance: Undecided
Status: New
** Changed in: nova/juno
Importance: Undecided = Medium
** Changed in: nova/juno
Status: New = Fix Committed
** Changed in: nova/juno
Milestone: None = 2014.2.3
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Reviewed: https://review.openstack.org/166004
Committed:
https://git.openstack.org/cgit/openstack/nova/commit/?id=34f029e68d607c7154adcb6d6616da8da0db3650
Submitter: Jenkins
Branch:stable/juno
commit 34f029e68d607c7154adcb6d6616da8da0db3650
Author: Sahid Orentino Ferdjaoui
Complete fix will likely not be backportable so this bug will not get
Juno task in Launchpad!
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Title:
_get_host_numa_topology
We hit the same thing with powerkvm testing in juno have basically the
same patch out of tree, I can't remember exactly why it didn't get
upstream now, but I think there was at least a bug reported, I'm trying
to dig that up for reference.
** Tags added: juno-backport-potential
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The other bug was bug 1376307.
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Title:
_get_host_numa_topology assumes numa cell has memory
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If we look to your attachment we can see that: cell ids 1 and 17 do not
provide any memory element. We need to figure out how it is possible and
then we can fix it correctly.
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FYI, having _get_host_numa_topology() not generate an exception on
reporting is the least of our worries here. The scheduling placement
code for NUMA guests assumes that all NUMA cells have both memory
cpus. So with the proposed patch you will have silenced the exception,
but Nova will still be
I asked Daniel if his review in progress fixes this bug or we'll need to
file another after that lands
https://review.openstack.org/#/c/159106/
** Changed in: nova
Status: New = Confirmed
** Changed in: nova
Importance: Undecided = Medium
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** Changed in: nova
Assignee: (unassigned) = sahid (sahid-ferdjaoui)
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Title:
_get_host_numa_topology assumes numa cell has
revised patch.
--- driver.py.org 2015-02-05 03:07:39.396827122 +
+++ driver.py 2015-02-06 14:41:25.331949566 +
@@ -4682,11 +4687,16 @@
if topology is None or not topology.cells:
return
+if len([cell for cell in topology.cells if cell.memory is
** Tags added: patch
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Title:
_get_host_numa_topology assumes numa cell has memory
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attaching workaround patch
** Also affects: nova
Importance: Undecided
Status: New
** Changed in: nova (Ubuntu)
Status: New = Confirmed
** Changed in: nova (Ubuntu)
Importance: Undecided = Medium
** Patch added: workaround patch
attachign virsh capabilities output.
** Attachment added: virsh capabilities output
https://bugs.launchpad.net/ubuntu/+source/nova/+bug/1418187/+attachment/4312433/+files/capabilities.txt
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** Tags added: openstack uosci
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Title:
_get_host_numa_topology assumes numa cell has memory
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