[rrd-users] Re: No breaking lines

Alex van den Bogaerdt alex at ergens.op.het.net
Fri Aug 5 10:49:19 MEST 2005

On Fri, Aug 05, 2005 at 09:59:10AM +0200, Andreas Wolff wrote:

> If have a probleme with breakings in my graph. I tried to
> monitor the number 
> of sourcecode lines. The problem is, that my box isn't
> running all the time. 
> It is shutting down in the night, so I always have these
> breaks in my graph 
> during the time the box is down. 

Yes, that's because an update isn't done within an acceptable
period of time.  RRDtool will then insert "NaN" values in the
database, to indicate something went wrong.

> What can I do to get a continuous line without breaks?

This is configured by the "heartbeat" setting.  Look in the
docs for details, choose an appropriate amount of time and
alter your database with "rrdtool tune".


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