pfiles `pgrep .`
(as root) will show all open file descriptors by all processes. If
you are running out of open ports -- maybe "netstat -an" is what you
want.
On Wed, Dec 29, 2010 at 9:04 PM, Shanya Jones <shanya_jo...@yahoo.com> wrote:
> Hi :
>
> (Apology if this is too naive question.)
> Our system is running out of FDs frequently and I would like to trace which
> process takes FDs and does not close it. One suspicion is that many DNS
> connection are made to the system which are never closed.
> To do this I wrote simple dtrace script;
> ---
> syscall::open*:entry
> {
> printf("FD opened > %s[%d(pid),%d(tid)],
> %-60s\t\t%Y\n",execname,pid,tid,copyinstr(arg0),walltimestamp);
> }
>
> syscall::open*:return
> {
> printf("FD closed <
> %s[%d(pid),%d(tid)],errno=%d,arg=%d\n",execname,pid,
> tid,errno,arg0);
> }
> ---
> Q:
> - would this capture all of the FD traffic including DNS??
> - Is there any other way I can improve this script to achieve my objectives?
> How do I aggregate total number of FDs taken by all process at one given time?
> We are not looking for netstat or snoop solution.
>
> Thanks,
> -Shanya
>
>
>
>
>
>
> _______________________________________________
> dtrace-discuss mailing list
> dtrace-discuss@opensolaris.org
>
--
Theo Schlossnagle
http://omniti.com/is/theo-schlossnagle
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