Dan Wilder wrote:
> In what respect is ulimit superior to well-tuned --max-child-processes?
> Recall we're looking at a runaway aggregate load, not a single-process
> problem.

A memory leak in perl for is a good way to eat all your memory. You
should use OS memory limits for your services.

> softlimit appears from the documentation to be mostly a DJB extension 
> to the ulimit concept.  Again, what does this have to do with 
> excessive aggregate usage?


Wrong. softlimit is a program that sets rlimit()s, then runs your
program. rlimit() is the same system call your shell calls when you tell
it to use its ulimit.

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