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Re: scp performance
On Jan 17, 2008 9:12 AM, comfooc <comfooc%gmail.com@localhost> wrote:
> few weeks ago i made some test using scp.
> Systems were out of the box.
> Machine 1 : OpenBSD; P3 500Mhz; 192Mram; 10Mbps;
> Machine 2 : tripleboot :OpenBSD, Linux, NetBSD; P3 750Mhz, 512Mram, 100Mbps;
> Transfers were:
> Machine 1 <=average 800KBps=> Machine 2 : Linux
> Machine 1 <=average 550KBps=> Machine 2 : NetBSD
> Machine 1 <=average 950KBps=> Machine 2 : OpenBSD
> What might caused that low transfer? How to improve it?
Machine #1 has a 10Mbps NIC? 950KBps is ~ 7.4Mbps. Considering
10Mbps is 1/2 duplex, and considering TCP overhead, etc I can't say
I'm all that shocked your performance sucks.
http://tcpreplay.synfin.net/ - Pcap editing & replay tools for Unix
They that can give up essential liberty to obtain a little temporary
safety deserve neither liberty nor safety. -- Benjamin Franklin
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