postgres=# show log_hostname; log_hostname -------------- off (1 row)
There is no change in postgresql.conf
On Tue, Jan 2, 2024 at 9:25 PM Thomas Kellerer <shammat@gmx.net> wrote:
pramod kg schrieb am 02.01.2024 um 14:58: > Hi Experts, > > We have upgraded the OS from RHEL7 to RHEL8 in our testbed machines. After upgrading, PostgrSQL local connection is taking ~4 seconds (Both TLS and non TLS connection). Please advise on what to be verified? There is no change in postgresql.conf or pg_hba.conf. > > PostgreSQL version is 13.12. > RHEL Version: Red Hat Enterprise Linux release 8.8 (Ootpa)
Did you enable log_hostname?
That does a revers DNS lookup which could be a reason for the connection suddenly taking longer.