[collectd] rrdcached+collectd

[Cyril Feraudet]

> Hi everyone,
> 
> I am trying to setup collectd+rrdcached on a
debian squeeze, so here is 
> the setup:
> 
> [root at XXX]:/ # dpkg -l
|egrep 'collectd|rrdca'
> ii collectd 
> 4.10.1-1+squeeze2 statistics
collection and monitoring daemon
> ii collectd-core 
> 4.10.1-1+squeeze2
statistics collection and monitoring daemon 
> (core system)
> ii
collectd-utils 
> 4.10.1-1+squeeze2 statistics collection and monitoring
daemon 
> (utilities)
> ii libcollectdclient0 
> 4.10.1-1+squeeze2
client library for collectd's control interface
> ii rrdcached 
>
1.4.3-1 data caching daemon for RRDtool
> 
> So here are the
configuration files:
> [root at XXX]:/ # cat
/etc/collectd.d/rrdcached.conf
> LoadPlugin rrdcached
> 
> DaemonAddress
"unix:/var/run/rrdcached.sock"
> DataDir "/var/lib/collectd/rrd"
>
CreateFiles true
> 
> [root at XXX]:/# ps -edf|grep rrdc
> root 11661 1 0
15:11 ? 00:00:00 /usr/bin/rrdcached -l 
> unix:/var/run/rrdcached.sock
-j /var/lib/rrdcached/journal/ -F -b 
> /var/lib/rrdcached/db/ -B -p
/var/run/rrdcached.pid
> 
> And when I am trying to start collectd here
are the error log:
> Jun 7 15:11:07 extranet collectd[11692]: rrdcached
plugin: rrdc_update 
>
(/var/lib/collectd/rrd/XXX/processes/ps_state-sleeping.rrd, 
>
[1339074667:107.000000], 1) failed with status -1.
> Jun 7 15:11:07
extranet collectd[11692]: rrdcached plugin: rrdc_update 
>
(/var/lib/collectd/rrd/XXX/processes/ps_state-zombies.rrd, 
>
[1339074667:0.000000], 1) failed with status -1.
> 
> For every plugin
defined in collectd.
> 
> So anyone has any idea?

Hi alone, 

The
quickest method IMHO to know why is to use strace -s 100 -f -p   

I've
already try to make error from rrdcached available in collectd logs, but
rrdcached need to be patched ... 

Cyril 
  
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