On 2026-Feb-09, Chao Li wrote: > While it’s reasonable to configure a full comma-separated list in > postgresql.conf, it seems there’s currently no convenient way for a > superuser to change the log level of a single process type. For > example: > > ``` > evantest=# alter system set log_min_messages='backend:debug4'; > ERROR: invalid value for parameter "log_min_messages": "backend:debug4" > DETAIL: Default log level was not defined. > ``` > > This feels a bit inconvenient in practice. Intuitively, it would be > nice if setting a single type:level could be merged into the existing > log_min_messages value, rather than requiring users to restate the > entire configuration.
This has been discussed before and no satisfactory solution has been found. You're welcome to spend time thinking on this; see e.g. https://postgr.es/m/[email protected] where not only the details were discussed, but also some links to other threads about the same idea were given. -- Álvaro Herrera 48°01'N 7°57'E — https://www.EnterpriseDB.com/
