Re: How to find the list and number of processes opened by a process?

[Erik Mouw <mouw@xxxxxxxxxxxx>]

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On Mon, Mar 05, 2007 at 05:55:23PM +0530, Prasad Joshi wrote:
> I am trying to get some process stats like command name, pid, ppid, state,
> number of files opened stc. And printing it through a proc entry. I am not
> sure how could I find number of files opened by a process. I went through
> some docs they mentioned about

No need to reinvent the wheel, all information is already there.
/proc/<pid>/state tells you about PID, PPID, and state.

> fdtable, fd_set, fd_array but, got confused with them.

Number of open files can be figured out by counting the number of
entries in /proc/<pid>/fd/


Erik

- -- 
They're all fools. Don't worry. Darwin may be slow, but he'll
eventually get them. -- Matthew Lammers in alt.sysadmin.recovery
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