[Engine-devel] which data structure is better
Liran Zelkha
liran.zelkha at gmail.com
Thu Feb 20 09:40:57 UTC 2014
Hi
Please don't add rapidly changing data to VDSDynamic - it has major
performance implications.
So, choose option B. Actually, try to expose relevant data in VDSDynamic
and VDSStatistics, and VDS should call VDSDynamic and VDSStatistics and
merge the data from both entities.
On Thu, Feb 20, 2014 at 11:31 AM, Liao, Chuan (Jason Liao,
HPservers-Core-OE-PSC) <chuan.liao at hp.com> wrote:
> Hi All,
>
>
>
> I am Jason Liao from HP who are in charge of NUMA and Virtual NUMA feature.
>
>
>
> Now I have some concept about the host NUMA topology data structure on
> engine core
>
>
>
> We have VDS, VDSDynamic, VDSStatic, VdsStatistics object on engine core.
>
>
>
> And we have NUMA topology information:
>
> List<NumaNode> numaNodeList
>
> NumaNode
>
> String
> ID # update from
> GetCapabilitiesVDSCommand
>
> List<String> cpuList # update
> from GetCapabilitiesVDSCommand
>
> Int totalMem # update from
> GetCapabilitiesVDSCommand
>
> Int freeMem #
> update from GetStatsVDSCommand
>
>
>
> A. Add this data structure into VDSDynamic
>
> We should change the GetStatsVDSCommand update the VDSDynamic data.
>
> B. Add this data structure into VDS, and build the data structure
> from VDSDynamic, VdsStatistics
>
>
>
> I prefer B. does anybody have some comments?
>
>
>
>
> *Best Regards, *Jason Liao
>
>
>
> _______________________________________________
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> Engine-devel at ovirt.org
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>
>
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