[erlang-questions] [clarify] Limits and overhead of monitors

Paul Fisher <>
Sat Jun 7 18:29:12 CEST 2008

On Sat, 2008-06-07 at 09:06 -0700, Jay Nelson wrote:
> Has anyone determined the answer to any of the following questions:
> 1) Is a practical limit to the number of monitors a single process  
> can hold?
>       - I assume they are fairly static, so just the memory to store  
> them?
>       - how are they stored?
>       - any problems if I have 100K processes in an everyone  
> monitoring everyone configuration?

Do you really mean that each process would monitor the other 99,999
processes?  That would be 9,999,900,000 monitor relationships, so at the
very least you've gotta have a lot of memory on those systems.


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