Craig James wrote:
Now the question has narrowed down to this: what could trigger EVERY postgres backend to do something at the same time? See the attached output from "top -b", which shows what is happening during one of the CPU spikes.
By the way: you probably want "top -b -c", which will actually show you what each client is doing via inspecting what it's set its command line to.
-- Greg Smith 2ndQuadrant US Baltimore, MD PostgreSQL Training, Services and Support g...@2ndquadrant.com www.2ndQuadrant.us -- Sent via pgsql-performance mailing list (pgsql-performance@postgresql.org) To make changes to your subscription: http://www.postgresql.org/mailpref/pgsql-performance
