[ovirt-devel] Discussion VM CPU pinning and NUMA CPU pinning

Gilad Chaplik gchaplik at redhat.com
Wed May 28 06:35:42 UTC 2014


Great! sorry, I wasn't aware of it.
fyi, this patch depends on oVirt scheduling patch for NUMA (it's a must since we now expose an API to the user).
I will upload it today, try to get them reviewed, and merge both. 

Thanks, 
Gilad.


----- Original Message -----
> From: "Chuan Liao (Jason Liao, HPservers-Core-OE-PSC)" <chuan.liao at hp.com>
> To: "Gilad Chaplik" <gchaplik at redhat.com>
> Cc: "Sven Kieske" <S.Kieske at mittwald.de>, devel at ovirt.org
> Sent: Wednesday, May 28, 2014 5:14:39 AM
> Subject: RE: [ovirt-devel] Discussion VM CPU pinning and NUMA CPU pinning
> 
> The patch is already upload yesterday, and verified with latest rebase.
> http://gerrit.ovirt.org/#/c/26943/
> 
> Best Regards,
> Jason Liao
> 
> > -----Original Message-----
> > From: Gilad Chaplik [mailto:gchaplik at redhat.com]
> > Sent: 2014年5月27日 21:52
> > To: Liao, Chuan (Jason Liao, HPservers-Core-OE-PSC)
> > Cc: Sven Kieske; devel at ovirt.org
> > Subject: Re: [ovirt-devel] Discussion VM CPU pinning and NUMA CPU pinning
> > 
> > Hi Jason,
> > 
> > I guess that the time you've waited for feedback is sufficient.
> > 
> > please upload a patch as described (I hope I will get it merged tomorrow).
> > 
> > Thanks,
> > Gilad.
> > 
> > ----- Original Message -----
> > > From: "Chuan Liao (Jason Liao, HPservers-Core-OE-PSC)"
> > > <chuan.liao at hp.com>
> > > To: "Sven Kieske" <S.Kieske at mittwald.de>, devel at ovirt.org
> > > Sent: Tuesday, May 27, 2014 5:08:55 AM
> > > Subject: Re: [ovirt-devel] Discussion VM CPU pinning and NUMA CPU
> > > pinning
> > >
> > > Yes, you are right.
> > >
> > > And this design is almost like the libvirt capabilities format
> > >
> > > <cpu id='0' socket_id='0' core_id='0' siblings='0'/> with attribute
> > > socket.
> > >
> > > Best Regards,
> > > Jason Liao
> > >
> > > > -----Original Message-----
> > > > From: devel-bounces at ovirt.org [mailto:devel-bounces at ovirt.org] On
> > > > Behalf Of Sven Kieske
> > > > Sent: 2014年5月26日 23:51
> > > > To: devel at ovirt.org
> > > > Subject: Re: [ovirt-devel] Discussion VM CPU pinning and NUMA CPU
> > > > pinning
> > > >
> > > > well I'm no expert in reading xml like model declarations so please
> > > > correct me where I'm wrong:
> > > >
> > > > any cpu contains at least 1 core, bound to 1 socket (1 cpu == 1
> > > > socket) a core does not contain any element socket.
> > > >
> > > > Am 26.05.2014 05:11, schrieb Liao, Chuan (Jason Liao,
> > > > HPservers-Core-OE-PSC):
> > > > >   <xs:complexType name="CPU">
> > > > >     <xs:sequence>
> > > > >       ...
> > > > >       <xs:element name="cores" type="Cores" minOccurs="0"/>
> > > > >       ...
> > > > >   </xs:complexType>
> > > > >
> > > > >   <xs:complexType name="Cores">
> > > > >     <xs:sequence>
> > > > >       <xs:element ref="core" maxOccurs="unbounded"/>
> > > > >     </xs:sequence>
> > > > >   </xs:complexType>
> > > > >
> > > > >   <xs:complexType name="Core">
> > > > >     <xs:attribute name="index" type="xs:int" use="required"/>
> > > > >     <xs:attribute name="socket" type="xs:int" use="optional"/>
> > > > >   </xs:complexType>
> > > >
> > > > --
> > > > Mit freundlichen Grüßen / Regards
> > > >
> > > > Sven Kieske
> > > >
> > > > Systemadministrator
> > > > Mittwald CM Service GmbH & Co. KG
> > > > Königsberger Straße 6
> > > > 32339 Espelkamp
> > > > T: +49-5772-293-100
> > > > F: +49-5772-293-333
> > > > https://www.mittwald.de
> > > > Geschäftsführer: Robert Meyer
> > > > St.Nr.: 331/5721/1033, USt-IdNr.: DE814773217, HRA 6640, AG Bad
> > > > Oeynhausen
> > > > Komplementärin: Robert Meyer Verwaltungs GmbH, HRB 13260, AG Bad
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