[30798] in North American Network Operators' Group
Re: ARIN Policy on IP-based Web Hosting
daemon@ATHENA.MIT.EDU (Peter van Dijk)
Thu Aug 31 09:44:28 2000
Date: Thu, 31 Aug 2000 15:40:57 +0200
From: Peter van Dijk <petervd@vuurwerk.nl>
To: nanog@merit.edu
Message-ID: <20000831154057.I44520@vuurwerk.nl>
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In-Reply-To: <20000831093443.A21958@noc.untraceable.net>; from twofsonet@graffiti.com on Thu, Aug 31, 2000 at 09:34:43AM -0400
Errors-To: owner-nanog-outgoing@merit.edu
On Thu, Aug 31, 2000 at 09:34:43AM -0400, Andrew Brown wrote:
[snip]
>
> two things would improve ftp: some sort of tls for the control channel
> (and maybe the data channel as well), and kernel support for the data
> channel. all i mean by this is the ftpd opens the file to be sent,
> the socket to which the data needs to be read, and passes them both to
> the kernel saying "splice these together, would you?" no more kernel-
> to-userland-and-back copies, the kernel will *know* when the receiver
> can take more data, and the ftpd can "abor" whenever it needs to by
> closing the data socket. this feature would, of course, be mutually
> exclusive with the optional encryption.
That feature has been present in Linux and FreeBSD for some time now.
It's called 'sendfile'.
Greetz, Peter.
--
[ircoper] petervd@vuurwerk.nl - Peter van Dijk / Hardbeat
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