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SubjectRe: fs.file-max
Federico Edelman Anaya (fedelman@elsitio.com.ar) wrote:

> What can I do to test the FD limit? ... Because, the FD limit is set in
> /proc/sys/fs/file-max, sample:
>
> echo "2048" > /proc/sys/fs/file-max

That sets the systemwide limit to 2048.

> ulimit -n 8192

That sets the per-process limit (for this process
and its children) to 2048.

> In this case ... the FD limit = 8192 :( ... when the limit should be
> 2048?

No, the two limits are independant (except, obviously, that
that process will reach the systemwide fd limit before it
exhausts its per-process fd limit).

> I wrote a perl script for the test ... anybody known a "C" program for
> test the FD limit?

http://www.kegel.com/dkftpbench/#tuning

- Dan
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