Hello
On Friday 12 December 2014 at 11:00, Marc wrote: > Hello all > > I’m facing issues when using collectd alongside rrdcached: cached metrics > don’t get written to disk, and I get a bunch of the following errors: > > rrdcached plugin: rrdc_update > (/var/lib/collectd/rrd/test_collectd/cpu-0/cpu-interrupt.rrd, > [1418377171:3440], 1) failed with status -1. > Filter subsystem: Built-in target `write': Dispatching value to all write > plugins failed with status -1. > > > The configurations used for this setup are: > > ### collectd client node: > FQDNLookup false > Hostname "test_collectd" > BaseDir "/var/lib/collectd" > PluginDir "/usr/lib/collectd" > Interval 10 > LoadPlugin cpu > LoadPlugin load > LoadPlugin memory > LoadPlugin network > <Plugin network> > Server “collectd-server" "25827" > </Plugin> > > > > ### collectd server node > FQDNLookup false > Hostname "collectd-server" > BaseDir "/var/lib/collectd" > PluginDir "/usr/lib/collectd" > Interval 30 > LoadPlugin network > <Plugin network> > Forward true > Listen "0.0.0.0" "25827" > </Plugin> > LoadPlugin rrdcached > <Plugin rrdcached> > DaemonAddress “collectd-server:42217" > DataDir "/var/lib/collectd/rrd" > CreateFiles true > CollectStatistics false > </Plugin> > > > > ### /etc/default/rrdcached variables: > OPTS="-l 10.90.x.y -w 300 -z 120 -j /var/lib/rrdcached/journal” > > The strange thing is: rrdcached actually creates the files, but never updates > them afterwards (even after the flushing timeout). I’ve used > collectd+rrdcached a few years ago and they worked fine together, but I’m > presently quite confused by this issue. I’ve strace’d all the processes but > found nothing suspicious. > > Versions used: > - collectd 5.4.0 (tested with 5.1.0, same behaviour) > - rrdcached 1.4.7 > I’ve performed multiple variations of my setup, and it turns out I can only make it work using a UNIX socket instead of a TCP socket… Looks like I’m not the only one to have this issue: http://munin-monitoring.org/ticket/1117 but I haven’t got this error message (maybe Munin-specific). m. _______________________________________________ collectd mailing list [email protected] http://mailman.verplant.org/listinfo/collectd
