I don't know what you are citing, but on SLES15 SP6 the manual page for tmpfiles.d(5) has this: For example: # Files created and modified, and directories accessed more than # an hour ago in "/tmp/foo/bar", are subject to time-based cleanup. d /tmp/foo/bar - - - bmA:1h - Maybe try adjusting that 😉 Kind regards, Ulrich Windl > -----Original Message----- > From: systemd-devel <systemd-devel-bounces@xxxxxxxxxxxxxxxxxxxxx> On > Behalf Of Brian Reichert > Sent: Friday, January 31, 2025 4:58 PM > To: Mantas Mikul??nas <grawity@xxxxxxxxx> > Cc: Brian Reichert <reichert@xxxxxxxxxxx>; systemd- > devel@xxxxxxxxxxxxxxxxxxxxx > Subject: [EXT] Re: sanity check: why am I unable to manage > my own directory with systemd-tmpfiles? > > On Fri, Jan 31, 2025 at 09:32:58AM +0200, Mantas Mikul??nas wrote: > > If you want to only consider modification time, specify it as something > > like "mM:10d" ??? see "Age" in tmpfiles.d(5). > > Actually, this is failing for me: > > 10-153-68-12:~ # cat /usr/lib/tmpfiles.d/foobar.conf > q /home/foobar/tmp 1700 foobar foobar mM:10d > 10-153-68-12:~ # SYSTEMD_LOG_LEVEL=debug systemd-tmpfiles --remove - > -clean /usr/lib/tmpfiles.d/foobar.conf > Reading config file "/usr/lib/tmpfiles.d/foobar.conf". > [/usr/lib/tmpfiles.d/foobar.conf:1] Invalid age 'mM:10d'. > > That looks like correct syntax, based on that online doc I found. > > If that is correct syntax, does that mean this feature is not > supported by my version of systemd? > > -- > Brian Reichert <reichert@xxxxxxxxxxx> > BSD admin/developer at large