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RE: [xymon] Question about trend graph scaling
- To: <xymon (at) xymon.com>
- Subject: RE: [xymon] Question about trend graph scaling
- From: "Rob Munsch" <Munsch (at) phillycarshare.org>
- Date: Tue, 26 Oct 2010 15:26:13 -0400
- References: <41EE66689DFD3647AAE8E8CB28C2668B84C4F30767 (at) qtomaexmbm21.AD.QINTRA.COM> <AANLkTimXtO0tv=-wC_SV2jRJsLyNAQSgOs+gUkh5U9dp (at) mail.gmail.com>
- Thread-index: Act1QyBaVVC5km7rQbGzzU/H2ZkL7AAADUJQ
- Thread-topic: [xymon] Question about trend graph scaling
> 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,
Â
> 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.Â
Â
> 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%.Â
> * 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%.