linux-kernel - Re: epoll behaviour after running out of descriptors

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Message-ID: <Pine.LNX.4.64.0811021047300.9451@alien.or.mcafeemobile.com>
Date:	Sun, 2 Nov 2008 10:48:51 -0800 (PST)
From:	Davide Libenzi <davidel@...ilserver.org>
To:	Olaf van der Spek <olafvdspek@...il.com>
cc:	Linux Kernel Mailing List <linux-kernel@...r.kernel.org>
Subject: Re: epoll behaviour after running out of descriptors

On Sun, 2 Nov 2008, Olaf van der Spek wrote:

> On Sun, Nov 2, 2008 at 7:25 PM, Davide Libenzi <davidel@...ilserver.org> wrote:
> > A bug? For starters, epoll_wait does NOT create new files, so no EMFILE
> > can come out from there.
> 
> It's accept that returns EMFILE.
> 
> > You are saturating the port space, and your whole code logic is rather (at
> > least) buggy. Try a `netstat -n -t | grep TIME_WAIT | wc -l`
> 
> What makes you think I'm saturating the port space?
> That space is way bigger than 1 k AFAIK.

Why don't you grep for TIME_WAIT?



- Davide


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