Re: your mail

[Tom McNeal <trmcneal@comcast.net>]

I'll look at that.  This occurs on all Linux platforms, including a generic
2.4.31 I downloaded from kernel.org. The user test is trivial, just doing
the nonblocking connect, the poll, the send, and then the close, in that loop.

Tom

Chris Wedgwood wrote:
> On Thu, Jun 16, 2005 at 11:08:28PM +0000, trmcneal@comcast.net wrote:
>
>
> > > I've been working with some tcp network test programs that have
> > > multiple clients opening nonblocking sockets to a single server
> > > port, sending a short message, and then closing the socket,
> > > 100,000 times.  Since the socket is non-blocking, it generally
> > > tries to connect and then does a poll since the socket is busy.
> > > The test fails if the poll times out in 10 seconds.  It fails
> > > consistently on Linux servers but succeeds on Solaris servers; the
> > > client is a non-issue unless its loopback on the Linux server.
>
>
> where is the code for this?  are you sure you're not overflowing the
> listen backlog somewhere?  that would show up in some cases but not
> all depending on latencies and local scheduler behavior

--
Tom McNeal
(650)906-0761(cell)
(650)964-8459(fax)
Email: trmcneal@comcast.net
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