On Thu, Jun 11, 2015 at 7:27 AM, D'ANDREA, JOE (JOE) < jdand...@research.att.com> wrote:
> Given a host with SSDs *and* HDDs (arrays and/or volume groups may or may > not be involved), can a Cinder scheduler filter advise Cinder to "Use any > SSD on host X" ... or "Use specific SSD Y on host X?" > > I've been rummaging around the docs to find an answer to this as well. So > far, no luck. This is all I could find, and it doesn't look current (plus > the formatting is off): > > http://docs.openstack.org/developer/cinder/devref/filter_scheduler.html > > Please don't hesitate to ask for more/specific info if it would help. > > Clues, pointers to specific docs, and sample code welcomed/appreciated! > > jd > _______________________________________________ > Mailing list: > http://lists.openstack.org/cgi-bin/mailman/listinfo/openstack > Post to : openstack@lists.openstack.org > Unsubscribe : > http://lists.openstack.org/cgi-bin/mailman/listinfo/openstack > Not sure if this is a fit for use case, but you can use volume-types for that and the filter scheduler will pick that up for you. Check this doc here: [1] NOTE: You don't have to use the multi-backend feature on a single node if you don't want to. This works still with multiple unique volume-nodes as well. Let me know if you get hung up, happy to help. Thanks John [1]: http://docs.openstack.org/admin-guide-cloud/content/multi_backend.html
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