Re: process pid reuse

Hi,

you can use the pattern based process check instead of the pidfile to prevent this problem: https://mmonit.com/monit/documentation/monit.html#Process <https://mmonit.com/monit/documentation/monit.html#Process>

Best regards,
Martin


> On 2 Aug 2018, at 08:17, Ranjit Noronha <[email protected]> wrote:
> 
> Hi,
> 
> I am able to install monit and monitor some of my processes. Monit works very nicely to restart my  processes when they fail.
> 
> I am using the pidfile to help recognize the process.
> 
> I have a question on process pid reuse.
> 
> Suppose a process crashes (seg faults) and its pid get recycled; ie some non-related process comes in with the pid.
> 
> The original pid is still in the pidfile created originally.
> 
> How does Monit recognize that a pid is recycled and not the original process (so now it should try to restart the original process).
> 
> -- 
> thanks,
> 
> --ranjit
> 
> 
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