How to check the PostgreSQL Replication Lag in PMM?

[Asuwini_P]

Hi All,

Is it possible to check the PostgreSQL Replication Lag ? I could see the metrics, but data is not being populating. Do we need to enable any collector? Is there a solution for this issue, aside from custom queries?

[Roma_Novikov]

for the reference: Pmm-client PG replication lag and patroni metrics - #7 by Roma_Novikov