Skip site navigation (1)Skip section navigation (2)
Date:      Tue, 10 Jun 2003 15:25:49 -0700
From:      Pedram Nimreezi <Support@Netflag.Net>
To:        Jason Stone <freebsd-performance@dfmm.org>, <freebsd-performance@freebsd.org>
Subject:   Re: Slow disk write speeds over network
Message-ID:  <5.2.0.9.2.20030610152538.00b48be0@pop.dc3.adelphia.net>
In-Reply-To: <20030610150502.H14379-100000@walter>
References:  <3EE595D2.B223CA19@mindspring.com>

next in thread | previous in thread | raw e-mail | index | archive | help
I'd venture to say NFS generally sucks
At 03:23 PM 6/10/2003 -0700, Jason Stone wrote:
>-----BEGIN PGP SIGNED MESSAGE-----
>Hash: SHA1
>
>
> > You haven't said if you were using UDP or TCP for the mounts; you
> > should definitely use TCP with FreeBSD NFS servers; it's also just
> > generally a good idea, since UDP frags act as a fixed non-sliding
> > window: NFS over UDP sucks.
>
>Huh.  I thought that the conventional wisdom was that on a local network
>with no packet loss (and therefore no re-transmission penalties), udp was
>way faster because the overhead was so much less.
>
>Sorry if this seems like a pretty basic question, but can you explain
>this?
>
>
>  -Jason
>
>  --------------------------------------------------------------------------
>  Freud himself was a bit of a cold fish, and one cannot avoid the suspicion
>  that he was insufficiently fondled when he was an infant.
>         -- Ashley Montagu
>-----BEGIN PGP SIGNATURE-----
>Version: GnuPG v1.2.1 (FreeBSD)
>Comment: See https://private.idealab.com/public/jason/jason.gpg
>
>iD8DBQE+5lpgswXMWWtptckRAqIUAKCQxIoFOoYuqhOQ5vF9JNwbTe0kbQCghJVe
>HblPYP54wIyhZVGFwqrDe30=
>=kbba
>-----END PGP SIGNATURE-----
>
>_______________________________________________
>freebsd-performance@freebsd.org mailing list
>http://lists.freebsd.org/mailman/listinfo/freebsd-performance
>To unsubscribe, send any mail to 
>"freebsd-performance-unsubscribe@freebsd.org"



Want to link to this message? Use this URL: <https://mail-archive.FreeBSD.org/cgi/mid.cgi?5.2.0.9.2.20030610152538.00b48be0>