[rrd-users] Re: RRD Graph
Sunil Modi (IT)
smodi at bordersgroupinc.com
Wed Nov 17 13:58:41 MET 2004
> I am using RRD tool to monitor CPU usage by Oracle database. My data
> source definition is DS:ds1:COUNTER:600:U:U. There is no
> problem with the
> graph if there is no negative value but if there is any
> negative value
> then I can see a sudden increase in the graph. How to avoid
> this in the
> graph whether I have to set any min or max in the data source
> or any other
> changes. Please let me know.
I believe what you want to use to track negative differences in values is DERIVE.
>From what I understand, DERIVE works just like COUNTER but allows for negative gains as well as negative values. The RRD Man pages have the information. Hope that helps.
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