[openstack-dev] [Openstack-operators] Scheduler proposal
chris.friesen at windriver.com
Fri Oct 9 06:52:41 UTC 2015
On 10/08/2015 01:37 AM, Clint Byrum wrote:
> Excerpts from Maish Saidel-Keesing's message of 2015-10-08 00:14:55 -0700:
>> Forgive the top-post.
>> Cross-posting to openstack-operators for their feedback as well.
>> Ed the work seems very promising, and I am interested to see how this
>> With my operator hat on I have one piece of feedback.
>> By adding in a new Database solution (Cassandra) we are now up to three
>> different database solutions in use in OpenStack
>> MySQL (practically everything)
>> MongoDB (Ceilometer)
>> Not to mention two different message queues
>> Kafka (Monasca)
>> RabbitMQ (everything else)
>> Operational overhead has a cost - maintaining 3 different database
>> tools, backing them up, providing HA, etc. has operational cost.
>> This is not to say that this cannot be overseen, but it should be taken
>> into consideration.
>> And *if* they can be consolidated into an agreed solution across the
>> whole of OpenStack - that would be highly beneficial (IMHO).
> Just because they both say they're databases, doesn't mean they're even
> remotely similar.
True, but the fact remains that it means operators (and developers) would have
to become familiar with the quirks and problems of yet another piece of technology.
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