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

Subject: Re: EPICS 3.15 mlockall()/dbThreadRealtimeLock high memory usage
From: Michael Davidsaver via Tech-talk <tech-talk@aps.anl.gov>
To: Till Straumann <strauman@slac.stanford.edu>, Ralph Lange <ralph.lange@gmx.de>, EPICS Tech Talk <tech-talk@aps.anl.gov>
Date: Wed, 24 Jul 2019 13:53:23 -0700
Quoting "man mlockall".

> The VmLck field of the Linux-specific /proc/PID/status file shows how many kilobytes of memory the process with ID PID has locked using mlock(), mlockall(), and mmap(2) MAP_LOCKED. 

https://linux.die.net/man/2/mlockall


On 7/24/19 1:38 PM, Till Straumann via Tech-talk wrote:
> I usually do epicsThreadShowAll and if the OSD priority is nonzero I know I'm running RT...
> 
> 
> On 7/24/19 12:52 PM, Ralph Lange via Tech-talk wrote:
>> Hm...
>> Should we add printing a tag (e.g. "RT/memlocked") to the IOC startup message that shows which general mode we're running in?
>> I have found myself more than once being logged into an IOC console trying to remember how to find out in a non-intrusive way.
>>
>> Cheers,
>> ~Ralph
>>
> 


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References:
EPICS 3.15 mlockall()/dbThreadRealtimeLock high memory usage Lucas Russo via Tech-talk
Re: EPICS 3.15 mlockall()/dbThreadRealtimeLock high memory usage Till Straumann via Tech-talk
Re: EPICS 3.15 mlockall()/dbThreadRealtimeLock high memory usage Ralph Lange via Tech-talk
Re: EPICS 3.15 mlockall()/dbThreadRealtimeLock high memory usage Till Straumann via Tech-talk

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