Limiting CPU on some processes on web server

[Polytropon]

On Wed, 11 Mar 2015 12:26:56 +0000, opendaddy at hushmail.com wrote:
> Hi!
> 
> I run this web app that depends on ImageMagick to process images and ffmpeg to process videos. These processes, unfortunately, consume 100% of my CPU, rendering my web app unusable (gateway timeout).
> 
> Tried `nice -n 19` but to no avail.
> 
> What other options do I have?

You can try ulimit. See "man sh" for ulimit parameters,
for example:

             -t time
                     The maximal amount of CPU time to be used by each
                     process, in seconds.

There are other restrictions you can apply, like memory
locking or simultaneous processes.



-- 
Polytropon
Magdeburg, Germany
Happy FreeBSD user since 4.0
Andra moi ennepe, Mousa, ...