[ovirt-users] NUMA and non-NUMA nodes and migration

[Gilad Chaplik]

Hi Chris, 

The fix didn't make it to 3.5, will be available in 3.5.1

Thanks, 
Gilad.

----- Original Message -----
> From: "Chris Adams" <cma at cmadams.net>
> To: users at ovirt.org
> Sent: Tuesday, December 16, 2014 11:59:02 PM
> Subject: [ovirt-users] NUMA and non-NUMA nodes and migration
> 
> So, new problem (I'm good at breaking things I guess?).  Same setup,
> CentOS 7 + oVirt 3.5.0.
> 
> Some of my nodes have 2 four-core CPUs, and some have 1 eight-core CPU
> (same number of available cores); all Intel Xeons of Nehalem or newer
> type.  The systems with 2 CPUs apparently have NUMA support, although I
> haven't configured anything related to it.
> 
> The problem: I am unable to live migrate a VM from a node with NUMA to a
> node without NUMA (haven't tried the other direction).  I get messages
> like:
> 
> Dec 16 15:36:05 node8 journal: internal error: Process exited prior to exec:
> libvirt:  error : internal error: NUMA node 1 is out of range
> 
> I see this mentioned in RHBZ 1147644, but it doesn't have a clear
> resolution to this issue there (multiple issues came up in the same
> ticket).  Is this something that is supposed to be fixed already, will
> be fixed in 3.5.1 (or later release), or has fallen through the cracks?
> 
> --
> Chris Adams <cma at cmadams.net>
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