[svlug] file descriptors

[Tin Le]

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A process when started will use 3 fds - stdin, stdout and stderr.  So unless
a process arrange to close them right after starting, it's a minimum of 3.

Quite a number of apps have large fd requirements.  Web servers, DBs.

Tin Le
- ----
http://tin.le.org
Internet Security and Firewall Consulting
Tin Le - tin at le.org


> I am just curious ...
> AFAIK a file descriptor is created each time a process open a file.
> Why would you use more than 4096 open files ?

> | 
> | >$  ulimit -HSn 4096
> | >ulimit: cannot raise limit: Operation not permitted
> | >
> | >thanks for trying to help me :)
> | >
> | >any other ideas?
> | 

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