[xymon] Question about trend graph scaling

[Rob Munsch]

> From: sholmes42 at gmail.com [mailto:sholmes42 at gmail.com] On Behalf Of Steve Holmes
> Sent: Tuesday, October 26, 2010 3:21 PM
> To: xymon at xymon.com
> Subject: Re: [xymon] Question about trend graph scaling

> It's because at longer history the values are averaged over longer time intervals.
> Steve

It would seem that is what is happening, but is that appropriate for things like CPU values?  100% of the CPU is constant over time.  And it looks like when he takes a certain path to zoom in, he sees expected values.

> On Tue, Oct 26, 2010 at 3:07 PM, Lee, Raymond <Raymond.Lee at qwest.com> wrote:
> Hi all,
 
> When I go to the trend page for a host and then click on a graph to get the 48-hr, 12-day, 48-day, and 576-day graphs, something > > doesn't look right.  
 
> For example, I'm looking at the CPU utilization graphs:
> * In the 48-hour graph, I see 2 spikes for "user" this morning that were near 60%.  
> * In the 12-day graph, those same 2 spikes only go up to about 30%.
> * In the 48-day graph, the spikes only go up to about 15%.
> * In the 576-day graph, the values hover around 10%.