--- rrdtool-1.5.4/doc/rrdrados.pod.orig 1970-01-01 01:00:00.000000000 +0100 +++ rrdtool-1.5.4/doc/rrdrados.pod 2015-09-20 11:15:15.308190828 +0200 @@ -0,0 +1,68 @@ +=head1 NAME + +rrdrados - Creating, updating and retrieving RRD files from Ceph + +=head1 SYNOPSIS + +ErrdfileE = BnameE> + + +=head1 DESCRIPTION + +This module adds support for creating, updating and retrieving RRD files +directly from a Ceph cluster using librados. + +It adds a ceph// prefix to RRD file name which is used to instruct rrdtool to +operate on a file that is stored in Ceph. + +Currently the module expects to find the Ceph configuration file in the default +location at /etc/ceph/ceph.conf. By default it uses Ceph client ID "admin" and a +Ceph pool named "rrd". + + +=head1 ENVIRONMENT VARIABLES + +=over 4 + +=item B + +Sets the Ceph Client ID to use when connecting. By default the client ID "admin" +is used. + +=item B + +Sets the name of the Ceph Pool to connect to. By default, the pool "rrd" is +used. + +=back + + +=head1 EXAMPLES + +B + + rrdtool create ceph//temperature.rrd --step 300 \ + DS:temp:GAUGE:600:-273:5000 \ + RRA:AVERAGE:0.5:1:1200 \ + RRA:MIN:0.5:12:2400 \ + RRA:MAX:0.5:12:2400 \ + RRA:AVERAGE:0.5:12:2400 + + +B + + rrdtool dump existing.rrd | rrdtool restore - ceph//new.rrd + +Or you could also copy the RRD file directly into Ceph using the rados command +line utility. + + +B + + rrdtool fetch ceph//file.rrd AVERAGE + + +=head1 AUTHOR + +Simon Boulet Esimon@nostalgeek.comE +