[Openstack-operators] set max number of instances per compute node

Diego Parrilla Santamaría diego.parrilla.santamaria at gmail.com
Wed Jan 18 16:50:42 UTC 2012


Everett Toews wrote something really sexy a couple of months ago:

https://github.com/canarie/dair/blob/master/OpenStack/misc/hardware.py

May be you can give it good use!

-- 
Diego Parrilla
<http://www.stackops.com/>*CEO*
*www.stackops.com | * diego.parrilla at stackops.com** | +34 649 94 43 29 |
skype:diegoparrilla*
* <http://www.stackops.com/>






On Wed, Jan 18, 2012 at 5:33 PM, <J.O'Loughlin at surrey.ac.uk> wrote:

>
> Are there any docs on configuring the various schedulers? I'm  putting
> together a test cloud, and have a variety of different servers.
>
> Regards
>
> John O'Loughlin
> FEPS IT, Service Delivery Team Leader
> ________________________________________
> From: Diego Parrilla Santamaría [diego.parrilla.santamaria at gmail.com]
> Sent: 18 January 2012 16:28
> To: O'Loughlin JF Mr (FEPS Faculty Admin)
> Cc: fifieldt at unimelb.edu.au; openstack-operators at lists.openstack.org
> Subject: Re: [Openstack-operators] set max number of instances per compute
> node
>
> Correct me if I'm wrong, but this parameter is used by the
> SimpleScheduler, so it must be in the configuration file used by
> nova-scheduler.
>
> Cheers
> Diego
>
> --
> Diego Parrilla
> <http://www.stackops.com/>CEO
> www.stackops.com<http://www.stackops.com/> |  diego.parrilla at stackops.com
> <mailto:diego.parrilla at stackops.com> | +34 649 94 43 29 |
> skype:diegoparrilla
> <http://www.stackops.com/>
>
> [http://stackops.s3-external-3.amazonaws.com/STACKOPSLOGO-ICON.png]
>
>
>
>
> On Wed, Jan 18, 2012 at 4:57 PM, <J.O'Loughlin at surrey.ac.uk<mailto:
> J.O%27Loughlin at surrey.ac.uk>> wrote:
>
> Thanks,
>
> I added this as an option to nova.conf on one of my compute nodes and
> doesn't work. Does it need to be set on the scheduler host? if so, is it
> possible to set different values for different compute hosts?
>
> Regards
>
> John O'Loughlin
> FEPS IT, Service Delivery Team Leader
> ________________________________________
> From: openstack-operators-bounces at lists.openstack.org<mailto:
> openstack-operators-bounces at lists.openstack.org> [
> openstack-operators-bounces at lists.openstack.org<mailto:
> openstack-operators-bounces at lists.openstack.org>] On Behalf Of Tom
> Fifield [fifieldt at unimelb.edu.au<mailto:fifieldt at unimelb.edu.au>]
> Sent: 18 January 2012 12:53
> To: openstack-operators at lists.openstack.org<mailto:
> openstack-operators at lists.openstack.org>
> Subject: Re: [Openstack-operators] set max number of instances per compute
> node
>
>
> http://docs.openstack.org/diablo/openstack-compute/admin/content/reference-for-flags-in-nova-conf.html
>
> --max_cores     default: '16'   Integer value; Maximum number of instance
> cores to allow per compute host.
>
> Regards,
>
> Tom
>
> On 18/01/12 23:05, J.O'Loughlin at surrey.ac.uk<mailto:
> J.O%27Loughlin at surrey.ac.uk> wrote:
> >
> > All,
> >
> > is there a way to set the maximum number of instances or cores that can
> be used on a compute node? (similar to the max_cores option in eucalyptus)
> >
> > I'm running diablo.
> >
> > Regards
> >
> > John O'Loughlin
> > FEPS IT, Service Delivery Team Leader
> > _______________________________________________
> > Openstack-operators mailing list
> > Openstack-operators at lists.openstack.org<mailto:
> Openstack-operators at lists.openstack.org>
> > http://lists.openstack.org/cgi-bin/mailman/listinfo/openstack-operators
> >
>
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