Re: PostgreSQL upgrade.

2019-04-10 Thread Andreas Kretschmer
Am 10.04.19 um 07:40 schrieb Daulat Ram: We have two node postgresql database version 9.6 with streaming replication which is running on docker environment, os Linux (Ubuntu) and we have to migrate on PostgresQL11. I need your suggestions & steps to compete the upgrade  process successfully.

Re: Commit(?) overhead

2019-04-10 Thread Laurenz Albe
Duncan Kinnear wrote: > Bingo! Adding 'SET LOCAL synchronous_commit TO OFF;' to my 'BEGIN; UPDATE > ; COMMIT;' > block has given me sub-1ms timings! Thanks Andres. That's a pretty clear indication that your I/O subsystem was overloaded. Yours, Laurenz Albe -- Cybertec | https://www.cybertec

PostgreSQL upgrade.

2019-04-10 Thread Daulat Ram
Hello team. We have two node postgresql database version 9.6 with streaming replication which is running on docker environment, os Linux (Ubuntu) and we have to migrate on PostgresQL11. I need your suggestions & steps to compete the upgrade process successfully. Regards, Daulat

Re: Commit(?) overhead

2019-04-10 Thread Duncan Kinnear
- On 10 Apr, 2019, at 10:23 AM, Andres Freund and...@anarazel.de wrote: > On 2019-04-09 17:12:27 -0500, Justin Pryzby wrote: >> You could test that's the issue by comparing with fsync=off (please read what >> that means and don't run your production cluster like that). >> https://www.postgresq