I do have the same problem. Previously there wasn’t any issues until I change the parameters in “CPU utilization for Windows and ESX Hosts”.
Checking perfmon in the windows servers shows low cpu usage but winperf_processor.util always show high usage.
I’m on 1.2.4p2.
···
From: checkmk-en-bounces@lists.mathias-kettner.de
[mailto:checkmk-en-bounces@lists.mathias-kettner.de] On Behalf Of Lars Michelsen
Sent: Tuesday, 22 January, 2013 9:47 PM
To: checkmk-en@lists.mathias-kettner.de
Subject: Re: [Check_mk (english)] faulty cpu utilisation on windows agents
Hello list,
As some of you already mentioned, it is really hard to track down such problems.
There might be a real bug, but one thing we need to know is where the check fetches its information from. The check uses the
"Processor(_Total)\% Processor Time" (http://msdn.microsoft.com/en-us/library/ms803963.aspx) performance counters of the systems.
This value seem to measures the average percentage usage of the processor time of all available cores.
So, to dig deeper, please launch perfmon on such a problematic system and open exactly the counter measured above. Now compare the values with the values shown in check_mk. Do they match (more or less)?
Regards,
Lars
On 10/24/2012 04:27 PM, Roger Munoz wrote:
I'm afraid not!
I've just installed 1.2.0p3 on a couple windows servers. Windows Task Manager is reporting CPU usage as 3%-5% on both servers, but check_mk is alerting red with 96% CPU Utilisation!
Does anyone know why this is happening?
Roger
From: <Decker>, Mathias <mathias.decker@mdc-berlin.de<mailto:mathias.decker@mdc-berlin.de>>
Date: Tuesday, 17 July 2012 20:00
To: "'checkmk-en@lists.mathias-kettner.de<mailto:'checkmk-en@lists.mathias-kettner.de>'" <checkmk-en@lists.mathias-kettner.de<mailto:checkmk-en@lists.mathias-kettner.de>>
Subject: [Check_mk (english)] faulty cpu utilisation on windows agents
Hi,
today i found out that all my windows servers report wrong cpu utilization. They are mostly between 60% and 70% but actually most of these servers are just waiting to do something – in task manager they might never reach 5%
here is an example:
#cmk -nv SELBACHSRV
Check_mk version 1.2.0p1
CPU utilization OK - 79% used / 4 CPUs (in last 570 secs)
Disk IO SUMMARY OK - 250.62KB/sec read, 133.02KB/sec write
LOG Application OK - no error messages
…
LOG Windows PowerShell OK - no error messages
Memory and pagefile OK - Memory usage: 26.4% (0.9/3.2 GB), Page file usage: 16.7% (0.8/5.1 GB)
System Time OK - Offset is -0.2 sec (levels at 30/60 sec)
System Updates OK - 8 important […]
Uptime OK - up since Mon Jul 9 11:30:21 2012 (8d 08:52:11)
fs_C:/ OK - 68.1% used (33.23 of 48.8 GB), (levels at 86.0/93.0%), trend: -29.62MB / 24 hours
…
fs_J:/ OK - 88.5% used (1236.25 of 1397.2 GB), (levels at 96.3/98.2%), trend: +128.99MB / 24 hours
service_Apache2.2 OK - running (start type is auto)
…
service_lanmanserver OK - running (start type is auto)
OK - Agent version 1.2.0p2, execution time 21.9 sec|execution_time=21.891
Any idea whats the problem – am I the only one with that problem?
--
Mathias Decker
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