rrdlastupdate - Return the most recent update to an RRD
rrdtool lastupdate filename [--daemon address]
The lastupdate function returns the UNIX timestamp and the value stored for each datum in the most recent update of an RRD.
flush
command is sent
to the server before reading the RRD files. This allows rrdtool to return
fresh data even if the daemon is configured to cache values for a long time.
For a list of accepted formats, see the -l option in the the rrdcached manpage manual.
rrdtool lastupdate --daemon unix:/var/run/rrdcached.sock /var/lib/rrd/foo.rrd
The following environment variables may be used to change the behavior of
rrdtoollastupdate
:
--daemon
option on the command line. If both are present, the command
line argument takes precedence.
Andy Riebs <andy.riebs@hp.com>