rrdtool doesn't know how to write boolean values. I think SQL or something custom may be more in line with your space constraints.
On Tue, Sep 9, 2008 at 5:33 PM, Robert Easton <[EMAIL PROTECTED]> wrote: > > We want to see an Area Chart with the ON STATE corresponding to a y-axis > value of 1 and the OFF STATE corresponding to a y-axis value of 0. As such > we also want to store the data in an efficient way in RRDTool if this is > possible in this scenario. Else we will have to move to logging the data in > a SQL table instead and then find another graphing tool for this part of > our application. > > We might have a series of data like this: > > 23May08 11:43:35 ON > 23May08 11:43:39 OFF > 01Jun08 12:55:03 ON > 05Jul08 06:32:01 OFF > 08Sep08 08:00:02 ON > > In reality this data could show a state change at any time. Note in the > first instance, above, the state was ON for only 4 seconds. We need to see > that on the graph, as a visible line, even though the graph might be > displaying for six months. We need to display this graph for a defined > period with each ON state change being represented by the area chart showing > as 1 on the y-axis. > > So can we pass this data to a rrdtool and have it logged efficiently and > then display the corresponding chart? I would hate to have to generate > millions of values to achieve this. Four months of one second data is about > 10,368,000 lines of data! > > > Any ideas on an approach? > TIA > > Cheers > Mark > -- > View this message in context: > http://www.nabble.com/How-To-Do-A-State-Change-Log-Graph---tp19404183p19404183.html > Sent from the RRDTool - User mailing list archive at Nabble.com. > > _______________________________________________ > rrd-users mailing list > [email protected] > https://lists.oetiker.ch/cgi-bin/listinfo/rrd-users > _______________________________________________ rrd-users mailing list [email protected] https://lists.oetiker.ch/cgi-bin/listinfo/rrd-users
