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SubjectRe: Network Performance?
On Tue, Jan 09, 2001 at 02:29:36PM -0500, John Heffner wrote:
> > --------------------------------------------
> > ports:/home/ftp# sysctl -a | fgrep net/core
> > net/core/optmem_max = 10240
> > net/core/message_burst = 50
> > net/core/message_cost = 5
> > net/core/netdev_max_backlog = 300
> > net/core/rmem_default = 32767 <<<<<<<<<
> > net/core/wmem_default = 32767 <<<<<<<<<
> > net/core/rmem_max = 2097152
> > net/core/wmem_max = 2097152
> > --------------------------------------------
>
> The defaults must be large unless your application calls setsockopt() to
> set the buffers itself. (Some FTP clients and servers can do this, but
> for testing, your're still probably better always having the _max's and
> _default's the same.)

Hm.. OK. I think we tried that, but I'll check again.

Thanks,
Tim

--
Tim Sailer <sailer@bnl.gov> Cyber Security Operations
Brookhaven National Laboratory (631) 344-3001
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