On 09/18/2014 09:49 AM, Clark Boylan wrote: > Recent sampling of test run times shows that our tempest jobs run > against clouds using PostgreSQL are significantly slower than jobs run > against clouds using MySQL. FYI There is a possibly relevant review out for max_connections limits [1], although it seems to have some issues with shmem usage -i [1] https://review.openstack.org/#/c/121952/