[Openstack] distributed and heterogeneous schedulers

Sandy Walsh sandy.walsh at rackspace.com
Fri Apr 15 18:24:21 UTC 2011


Each update from the services are atomic updates ... fully self contained.

Why does this need to be in a persistent store?

-S
________________________________________
From: Jay Pipes [jaypipes at gmail.com]
>  you still need a persistent data store for attributes of the host. Just because you
> store a cached in-memory copy of instance attributes, doesn't mean you
> don't need a persistent data store. You still need a persistent data
> store regardless of whether it's a database table, a FLAG value, or
> /proc/cpuinfo.




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