On 27 March 2014 20:52, Chris Friesen <chris.frie...@windriver.com> wrote:
> It'd be nice to be able to do a heat template where you could specify > things like "put these three servers on separate hosts from each other, and > these other two servers on separate hosts from each other (but maybe on the > same hosts as the first set of servers), and they all have to be on the > same network segment because they talk to each other a lot and I want to > minimize latency, and they all need access to the same shared instance > storage for live migration". > Surely this can be achieved with: 1) Configure compute hosts with shared storage and on the same switch infrastructure in a host aggregate, with an AZ set in the aggregate (setting the AZ gives visibility to the end-user) 2) Ensure that both the GroupAntiAffinityFilter and AvailabilityZoneFilter are setup on the scheduler 3) Boot the instances using the availability zone and group scheduler hints
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