High Performance SSH/SCP - HPN-SSH when?

Corinna Vinschen vinschen at redhat.com
Wed Apr 5 21:03:27 EST 2006

On Apr  5 12:36, Darren Tucker wrote:
> To Corinna's question about buffer sizes: I personally would have no
> objection to making it 64k, possibly with a #define for making it
> smaller for folks targeting old/embedded systems and such.  I suspect it
> would be a minor performance gain on most platforms.
> If a similar bottleneck applies to pipe/socketpairs, it may also be work
> increasing the IO buffer in scp and seeing if that helps your
> performance (the HPN patch bumps it from 2k to 16k, you may want to bump
> it to 64k).

Thanks for the hint, I'll give it a try next week.


Corinna Vinschen
Cygwin Project Co-Leader
Red Hat

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