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<== Date ==> <== Thread ==>

Subject: Re: Odd problems with RHEL6 diskless machines
From: Ralph Lange <Ralph.Lange@gmx.de>
To: EPICS Tech-Talk <tech-talk@aps.anl.gov>
Date: Wed, 24 Jul 2013 18:24:55 +0200
On 24.07.2013 17:33, Andrew Johnson wrote:
> [...]
> Does this have anything to do with devIocStats [...] the old VxStats
> module on vxWorks has a lowest-priority idle thread [...].
>
> Take a look at the internals of devIocStats, and if it has such an
> idle task try disabling it (it should be asking the OS instead of
> trying to measure it anyway).

vxWorks is the *only* system where devIocStats uses this idle-thread
method. On all other systems, it uses the OS supplied mechanism to find
the CPU usage.

~Ralph

References:
Odd problems with RHEL6 diskless machines tom.cobb
Re: Odd problems with RHEL6 diskless machines Andrew Johnson

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