On 06/10/2015 00:57, Bill Kenworthy wrote:
> On 06/10/15 01:35, Grant wrote:
>> I've attached a PNG from Munin showing the TCP timeout errors on my
>> Gentoo server over the past month.  The data is expressed in timeouts
>> per second and that rate is shown to be steadily increasing over the
>> past month.  That seems strange to me.  Munin doesn't show any other
>> data point increasing like this over the time period.  Any ideas?
>>
>> - Grant
>>
> 
> weird - does it reset on an interface restart or reboot?

this would be my test #1

> Can you verify its not an artefact within munin (how?)

In theory, a misconfigured graph can do this. Munin can draw many
different types of graph, including cumulative values. Even for a data
type like this which is X events per unit time, if you tell munin to add
them all up, it will do so and graph it.

Qucik test is to look at the graph config.


-- 
Alan McKinnon
[email protected]


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