Usually, this is done by logrotate or a similar mechanism in your system. You’ll likely find that other logs in your system follow a similar pattern, not just Postgresql.
— Stephen On Dec 4, 2019, 3:21 PM -0800, Rich Shepard <rshep...@appl-ecosys.com>, wrote: > Running Slackware-14.2/x86_64 and postgresql-11.5. > > In /var/log/ are these files: > > -rw-r----- 1 postgres wheel 0 Nov 23 04:40 postgresql-11 > -rw-r----- 1 postgres wheel 723 Nov 23 04:40 postgresql-11.1 > -rw-r----- 1 postgres wheel 324 Nov 20 04:40 postgresql-11.2.gz > -rw-r----- 1 postgres wheel 320 Nov 17 04:40 postgresql-11.3.gz > -rw-r----- 1 postgres wheel 322 Nov 14 04:40 postgresql-11.4.gz > -rw-r----- 1 postgres wheel 321 Nov 10 04:40 postgresql-11.5.gz > -rw-r----- 1 postgres wheel 325 Nov 6 04:40 postgresql-11.6.gz > -rw-r----- 1 postgres wheel 337 Oct 23 04:40 postgresql-11.7.gz > > I assume that they're an automatic backup that runs every 3-4 days. What's > backed up and where is this controlled? > > I ask because I have a cron job that does a pg_dumpall each night at 11:30 > pm. (It's a small installation for my business use so the files are not > excessive and I keep them for only short periods.) > > Regards, > > Rich > >
