From: Hasso Tepper <hasso@estpak.ee>
To: Paul Jakma <paul@clubi.ie>
Cc: Jamie Lokier <jamie@shareable.org>,
David Schwartz <davids@webmaster.com>,
Linux Kernel <linux-kernel@vger.kernel.org>
Subject: Re: raw sockets and blocking
Date: Thu, 19 Feb 2004 14:40:01 +0200 [thread overview]
Message-ID: <200402191440.01035.hasso@estpak.ee> (raw)
In-Reply-To: <Pine.LNX.4.58.0402190831200.25392@fogarty.jakma.org>
Paul Jakma wrote:
> On Thu, 19 Feb 2004, Jamie Lokier wrote:
> > I hate to check the obvious, but did you try setting the
> > O_NONBLOCK flag for the socket? Did you try setting the
> > MSG_DONTWAIT flag for the sendmsg operation?
>
> We're select() driven, so the problem is not that the process
> literally blocks and sleeps, its that the socket never becomes
> ready to write again.
And maybe it makes sense to mention that all packets ospf daemon sends
to actually down ethernet interface are multicast packets.
--
Hasso Tepper
Elion Enterprises Ltd.
WAN administrator
next prev parent reply other threads:[~2004-02-19 12:40 UTC|newest]
Thread overview: 12+ messages / expand[flat|nested] mbox.gz Atom feed top
2004-02-18 1:33 raw sockets and blocking Paul Jakma
2004-02-18 5:37 ` David Schwartz
2004-02-18 6:42 ` Hasso Tepper
2004-02-18 11:42 ` David Schwartz
2004-02-19 6:28 ` Paul Jakma
2004-02-19 7:53 ` Jamie Lokier
2004-02-19 8:34 ` Paul Jakma
2004-02-19 12:40 ` Hasso Tepper [this message]
2004-02-19 12:54 ` Paul Jakma
2004-03-22 7:14 ` Hasso Tepper
2004-02-18 8:43 ` Hasso Tepper
2004-02-19 6:20 ` Paul Jakma
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