[openstack-dev] [nova][ceilometer][postgresql][gate][telemetry] PostgreSQL gate failure (again)

Jay Pipes jaypipes at gmail.com
Thu Feb 2 16:02:36 UTC 2017

On 02/02/2017 10:59 AM, Monty Taylor wrote:
> On 02/02/2017 09:33 AM, Mike Bayer wrote:
>> On 02/01/2017 10:22 AM, Monty Taylor wrote:
>>> I personally continue to be of the opinion that without an explicit
>>> vocal and well-staffed champion, supporting postgres is more trouble
>>> than it is worth. The vast majority of OpenStack deployments are on
>>> MySQL - and what's more, the code is written with MySQL in mind.
>>> Postgres and MySQL have different trade offs, different things each are
>>> good at and different places in which each has weakness. By attempting
>>> to support Postgres AND MySQL, we prevent ourselves from focusing
>>> adequate attention on making sure that our support for one of them is
>>> top-notch and in keeping with best practices for that database.
>>> So let me state my opinion slightly differently. I think we should
>>> support one and only one RDBMS backend for OpenStack, and we should open
>>> ourselves up to use advanced techniques for that backend. I don't
>>> actually care whether that DB is MySQL or Postgres - but the corpus of
>>> existing deployments on MySQL and the existing gate jobs I think make
>>> the choice one way or the other simple.
>> well, let me blow your mind and agree, but noting that this means, *we
>> drop SQLite also*.   IMO every openstack developer should have
>> MySQL/MariaDB running on their machine and that is part of what runs if
>> you expect to run database-related unit tests.   Targeting just one
>> database is very handy but if you really want to use the features
>> without roadblocks, you need to go all the way.
> I could not possibly agree more strongly. Support for sqlite - which
> literally nobody should EVER use in production causes much unnecessary
> complexity.

I presume you don't mean for Swift.


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