Re: [gentoo-user] Script to kill long-running application

[Anton S. Ustyuzhanin]

Alan McKinnon wrote:
> On Monday 28 April 2008, Joris Dobbelsteen wrote:
>> Dear,
>>
>> I'm looking for a script that can kill an application after it has
>> been running for a 'long' time. I like to measure the start time (as
>> it offloads work, the CPU time time is not a good estimate). Does
>> anyone have something useful or some pointers to something I can use
>> for this?
>>
>> Preferably the script should monitor the processes that are currently
>> running.
>
> Assuming by "long time" you mean wall clock time, I would try this
> approach:
>
> 1. start your app from a wrapper script that starts your app then
> creates a file named like /var/run/my-monitor/<pid> and contains the
> output from 'date' when it was started.
> 2. write another script that will read all files in /var/run/my-monitor/
> and calculate the difference between start time and current time. If it
> passes some threshold, kill the process with the PID of the filename
> 3. run this second script from cron every minute:
>    * * * * * root my-monitor-killer
>
> alan

Also take a look at /etc/security/limits.conf (pam_limit)
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