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Date:      Tue, 6 Jun 2006 14:40:46 +0300
From:      Ion-Mihai "IOnut" Tetcu <itetcu@FreeBSD.org>
To:        David Samms <dsamms@nw-ds.com>
Cc:        freebsd-bugs@freebsd.org
Subject:   Re: FTP - Large file transfers (6.1)
Message-ID:  <20060606144046.2b160411@it.buh.tecnik93.com>
In-Reply-To: <1149593830.16884.7.camel@freeBSD.internal>
References:  <1149593830.16884.7.camel@freeBSD.internal>

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On Tue, 06 Jun 2006 07:37:10 -0400
David Samms <dsamms@nw-ds.com> wrote:

> I am having repeated FTP failures while transferring a 4G file across a
> LAN. Swapped out the switch, cables, and NIC's so don't believe hardware
> is involved.  Have tried the default FTP server as well as vsftp and
> pure-ftp with the same results.  NICs tested are em, sk, and rl.=20
>=20
> How to duplicate failure:  Take two 6.1 machines with a 100M lan or
> x-talk cable and try to FTP a DVD image.  The transfer fails around 90%
> of the time with=20
> 	"450 Error during write to data connection"=20
>=20
> We have a similar problem when using samba.  The failure is not as
> consistent but always occurs under heavy load.  Here is the error:
>=20
> [2006/06/04 22:20:02, 0] lib/util_sock.c:write_data(557)
>   write_data: write failure in writing to client 192.168.163.41. Error
> Host is down
>=20
> It appears, that the network connection on the server is being reset,
> but why?  And where or how do I find more information?

Please post this on questions@ or stable@


--=20
IOnut - Un^d^dregistered ;) FreeBSD "user"
  "Intellectual Property" is   nowhere near as valuable   as "Intellect"

The heart is not a logical organ.
		-- Dr. Janet Wallace, "The Deadly Years", stardate



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