Hello,
Since a couple of updates to DPM, our DPM SE started to use increasing
amounts of memory and logging, but after the last update(3.1 update 30),
we have to restart DPM almost every day to keep it working.
After only one day, the dpnsdaemon process uses 966MB of memory and the
dpm process 600MB. It doesn't stop at using all the RAM, if we let it
run, it will start using swap:
http://gridmon.atlantis.ugent.be/ganglia/?r=week&c=UGent+Servers&h=gridse.atlantis.ugent.be
Also the logging produced by the DPM daemons is very large:
total 4.6G
drwxr-xr-x 3 root root 4.0K Sep 10 04:02 .
drwxr-xr-x 16 root root 4.0K Sep 8 04:02 ..
-rw-r--r-- 1 root root 13M Sep 10 09:08 dpm-gsiftp.log
-rw-r--r-- 1 root root 52M Sep 10 04:02 dpm-gsiftp.log.1
-rw-r--r-- 1 root root 2.6M Sep 10 04:02 dpm-gsiftp.log.2.gz
-rw-r--r-- 1 root root 695K Sep 9 04:02 dpm-gsiftp.log.3.gz
-rw-r--r-- 1 root root 1.6M Sep 8 04:02 dpm-gsiftp.log.4.gz
-rw-r--r-- 1 root root 3.0M Sep 7 04:02 dpm-gsiftp.log.5.gz
-rw-r--r-- 1 root root 3.2M Sep 6 04:02 dpm-gsiftp.log.6.gz
-rw-r--r-- 1 root root 3.3M Sep 5 04:02 dpm-gsiftp.log.7.gz
-rw-r--r-- 1 root root 3.2M Sep 4 04:02 dpm-gsiftp.log.8.gz
-rw-r--r-- 1 root root 156M Sep 10 09:08 gridftp.log
-rw-r--r-- 1 root root 672M Sep 10 04:02 gridftp.log.1
-rw-r--r-- 1 root root 644M Sep 10 09:08 gridftp.log.2
-rw-r--r-- 1 root root 203M Sep 8 21:28 gridftp.log.3
-rw-r--r-- 1 root root 395M Sep 6 22:54 gridftp.log.4
-rw-r--r-- 1 root root 723M Sep 6 04:17 gridftp.log.5
-rw-r--r-- 1 root root 906M Sep 6 22:54 gridftp.log.6
-rw-r--r-- 1 root root 925M Sep 4 04:48 gridftp.log.7
There are on average +- 2 gridftp operations/second in these logfiles.
Regards,
Stijn
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