Ganglia - gmetad segfaults after starting gmond

Alan J. Gagne alanjgagne at gmail.com
Wed Nov 10 18:53:49 UTC 2010


After upgrade to fedora 14 from 13 gmetad process segfaults when 
updating rrd graphs. Anybody seeing this problem ?

[linux2 ~]# rpm -qa | grep ganglia
ganglia-web-3.1.7-2.fc14.i686
ganglia-gmetad-3.1.7-2.fc14.i686
ganglia-3.1.7-2.fc14.i686
ganglia-gmond-3.1.7-2.fc14.i686

[linux2 ~]# rpm -qa | grep rrdtool
rrdtool-1.3.8-8.fc14.i686

Working ganglia prior to upgrade.
[linux2 ~]# grep ganglia /var/log/yum.log
Feb 06 12:37:45 Installed: ganglia-3.1.2-4.fc12.i686
Feb 06 12:37:45 Installed: ganglia-gmetad-3.1.2-4.fc12.i686
Feb 06 12:37:47 Installed: ganglia-web-3.1.2-4.fc12.i686
Feb 06 13:39:38 Installed: ganglia-gmond-3.1.2-4.fc12.i686

[linux2 ~]# grep rrdtool /var/log/yum.log
Feb 06 12:37:43 Installed: rrdtool-1.3.8-4.fc12.i686

Remove existing rrd's
[linux2 ~]# rm -rf /var/lib/ganglia/rrds/*

gmetad: debug 10

[linux2 ~]# service gmetad start
Starting GANGLIA gmetad: Going to run as user ganglia
Sources are ...
Source: [Home, step 15] has 1 sources
         ip.xxx.xxx.xxx
xml listening on port 8651
interactive xml listening on port 8652
Data thread 3029039984 is monitoring [Home] data source
         ip.xxx.xxx.xxx
cleanup thread has been started
data_thread() got no answer from any [Home] datasource
data_thread() got no answer from any [Home] datasource
data_thread() got no answer from any [Home] datasource
[Home] is a 2.5 or later data stream
hash_create size = 1024
hash->size is 1031
hash_create size = 50
hash->size is 53
hash_create size = 50
hash->size is 53
rrd_dontneed: Argument 'rrd_file' is NULL.
/bin/bash: line 1:  1361 Segmentation fault      /usr/sbin/gmetad
                                                            [FAILED]

Crashes shortly after starting gmond.

dmesg
[270478.078104] gmetad[1361]: segfault at c ip 0029ee96 sp bf8df050
error 4 in librrd.so.4.0.7[27d000+31000]

from /var/log/messages:
Nov 10 13:23:41 linux2 kernel: [270478.078104] gmetad[1361]: segfault at
c ip 0029ee96 sp bf8df050 error 4 in librrd.so.4.0.7[27d000+31000]


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