[Pw_forum] Question regarding CPU consuming on QE jobs

[Lorenzo Paulatto]

If they use more than 100% an you do not want them to,
either recompile without OMP support, or limit OMP to one thread via the 
enviroment variable
export OMP_NUM_THREADS=1

hth

On Thursday, 2 June 2016 12:24:10 CEST veronica sanchez wrote:
> Dear all,
> 
> We have observed that the QE jobs we run on our cluster consume higher
> amounts of CPU, which is not the desired behavior.
> 
> I added a htop of a running process with the aim of showing the QE behavior
> we observed here.
> 
> I would like to ask if anyone has seen something like that before and if
> there is something I could do to improve the QE behavior.
> 
> I tested with two different systems and get the same CPU behavior, just in
> case this behavior were related to the type of system we were investigated.
> 
> Thank you very much in advance,
> Verónica
> 
> 
> [image: Inline image 1]


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Dr. Lorenzo Paulatto
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