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Too many same RRDs files at check_cdot_lun.pl #44

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@monitoringjunkie

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@monitoringjunkie

Hello

I have a problem with plugin "check_cdot_lun.pl".

In March, I received an order to implement Icinga1 checks for Netapp monitoring.
Have I downloaded latest plugins "netapp-cdot-nagios-master" and latest Netapp SDK and enabled monitoring.

RAW Commandline sees success.

./check_cdot_lun.pl --hostname xx.xx.yy.zz --username icingaadmin --password xxxxxx --size - warning 98 --size - critical 99 --perf

The Netapp host hosts over 200 volumes.

And here I get problem with "check_cdot_lun.pl".

After some time it has been found that Performance Folder for this netapp host contains very, very many RRD files and the file system gets full quickly.
Currently I see in this netapp host file system over 25500 files and is occupied with 9 GB of memory.

After a short analysis I found out that for one volume alone there are already 259 RRD files within one week and with every new tag, even more files are added.

Example.
-rw-rw-r-- 1 icingaadmin icingaadmin 384952 May 21 13:39 Netapp_lun ._ vol_server_db1_server_db01_ (Usage__427956.87890625_512071.875_MB; 83.574%) | vol_server_db1_server_db01.rrd
-rw-rw-r-- 1 icingaadmin icingaadmin 384952 May 21 13:39 Netapp_lun .
vol_server_db1_server_db01
(Usage__427986.7421875_512071.875_MB; 83.579%) | vol_server_db1_server_db01.rrd
..
-rw-rw-r-- 1 icingaadmin icingaadmin 384952 May 23 00:29 Netapp_lun .
vol_server_db1_server_db01
(Usage__428173.83203125_512071.875_MB; 83.616%) | vol_server_db1_server_db01.rrd
-rw-rw-r-- 1 icingaadmin icingaadmin 384952 May 23 01:56 Netapp_lun .
vol_server_db1_server_db01
(Usage__428173.91015625_512071.875_MB; 83.616%) | vol_server_db1_server_db01.rrd ..
..
-rw-rw-r-- 1 icingaadmin icingaadmin 384952 May 25 11:49 am Netapp_lun .
vol_server_db1_server_db01
(Usage__429678.859375_512071.875_MB; 83.910%) | vol_server_db1_server_db01.rrd
-rw-rw-r-- 1 icingaadmin icingaadmin 384952 May 25 11:20 Netapp_lun .
vol_server_db1_server_db01
(Usage__429678.890625_512071.875_MB; _83.910%) | _vol_server_db1_server_db01.rrd

Together (in this case) 259 files - from 21.05 to 25.05- for a volume and differ only by adding "* Usage__xxxx *".
And that's how it looks with every volume (some of them have less the others, even more RRD files).

Is it possible to do something here to switch off function "Performance Data"?

Thx

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