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List:       rrd-users
Subject:    Re: [rrd-users] Collect weblogic garbage collection data
From:       Rick Jones <rick.jones2 () hp ! com>
Date:       2013-04-09 18:29:21
Message-ID: 51645E01.5080508 () hp ! com
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On 04/09/2013 11:11 AM, Ed Donahue III wrote:
> I am trying record the garbage collection (GC) times (epoch) and amount
> of RAM (number) in the heap before and after.  This is my first RRD setup.
>
> I have a script running every five mins that finds the number of GC
> events in the last 5 mins plus the RAM before and after.
>
> Here is the RRD setup:
>
> rrdtool create HOST_gc_before.rrd --step 1
>       DS:GC:GAUGE:600:0:U
>       RRA:MAX:0.5:3600:1
>       RRA:MAX:0.5:86400:24
>       RRA:MAX:0.5:2628000:31
>
> rrdtool create HOST_gc_after.rrd --step 1
>       DS:GC:GAUGE:600:0:U
>       RRA:MAX:0.5:3600:1 # hour
>       RRA:MAX:0.5:86400:24 #day
>       RRA:MAX:0.5:2628000:31 #month

I suspect heartbeat should be greater than the step.

rick jones

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