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Re: Platform Testing - Cygwin

From: Jason Tishler <jason(at)tishler(dot)net>
To: Dave Page <dpage(at)vale-housing(dot)co(dot)uk>
Cc: "'pgsql-hackers(at)postgresql(dot)org'" <pgsql-hackers(at)postgresql(dot)org>, "'pgsql-cygwin(at)postgresql(dot)org'" <pgsql-cygwin(at)postgresql(dot)org>
Subject: Re: Platform Testing - Cygwin
Date: 2001-12-13 12:32:59
Message-ID: (view raw, whole thread or download thread mbox)
Lists: pgsql-cygwinpgsql-hackers

On Wed, Dec 12, 2001 at 10:18:57PM -0000, Dave Page wrote:
> Parallel regression tests appear to fail almost randomly. The best I got so
> far was 3 failures (out of 79 tests), the worst was about 15. In particular
> the horology & misc tests always seems to fail, whilst the others vary. With
> the exception of the misc test, all failures appear to be due to failed
> connections eg:
> --- 1,3 ----
> ! psql: could not connect to server: Connection refused
> ! 	Is the server running on host localhost and accepting
> ! 	TCP/IP connections on port 65432?

The above is a known MS Winsock limitation and is documented in FAQ_MSWIN:

    2.  make check can generate spurious regression test failures due to
        overflowing the listen() backlog queue which causes connection
        refused errors.

> System: Windows XP Professional, PIII 850MHz, 512Mb RAM, 32Gb disk

Your system has a backlog limit of 5.  Although a little dated, see the
following for details:


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