RRDLASTUPDATE(1) rrdtool RRDLASTUPDATE(1) (NAME) rrdlastupdate - RRD (SYNOPSIS) rrdtool lastupdate filename [--daemon|-d address] (DESCRIPTION) lastupdate (UNIX timestamp) RRD . filename RRD . --daemon|-d address rrdcached. RRD "flush" . rrdtool . -l rrdcached . rrdtool lastupdate --daemon unix:/var/run/rrdcached.sock /var/lib/rrd/foo.rrd (ENVIRONMENT VARIABLES) "rrdtool lastupdate" : RRDCACHED_ADDRESS "--daemon" . . (AUTHOR) Andy Riebs 1.11.0 2026-08-08 RRDLASTUPDATE(1)