Re: [BETA] First test release of Tigon3 driver

Thomas Langås
2002-02-27T17:25:56Z

Arjan van de Ven:
> google for nttcp
> runs a nice tcp performance test...

Ok, here's some numbers:

UDP:
kiwi:~/nttcp-1.47# ./nttcp -T -v -r -u 129.241.57.161
nttcp-l: nttcp, version 1.47
nttcp-l: Pid=3702
nttcp-l: send window size = 65535
nttcp-l: receive window size = 65535
nttcp-l: buflen=4096, bufcnt=2048, dataport=5038/udp
nttcp-l: try to get outstanding messages from 1 remote clients
nttcp-1: Pid=1820, InetPeer= 129.241.57.160
nttcp-1: Optionline="nttcp@-t@-l4096@-n2048@-u@-v@-f@%9b%8.2rt%8.2ct%12.4rbr%12.4cbr%8c%10.2rcr%10.1ccr@-N1"
nttcp-l: try to get outstanding messages from 1 remote clients
nttcp-1: from ?: "129.241.57.160" (=dataport: 5038)
nttcp-l: try to get outstanding messages from 1 remote clients
nttcp-1: send window size = 65535
nttcp-1: receive window size = 65535
nttcp-l: try to get outstanding messages from 1 remote clients
nttcp-1: buflen=4096, bufcnt=2048, dataport=5038/udp

nttcp-l: got EOF
nttcp-l: received 7725056 bytes
Bytes Real s CPU s Real-MBit/s CPU-MBit/s Calls Real-C/s CPU-C/s
l 7725056 0.07 0.07 878.2714 882.8635 1887 26816.93 26957.1
nttcp-l: try to get outstanding messages from 1 remote clients
nttcp-1: transmitted 8388608 bytes
nttcp-l: try to get outstanding messages from 1 remote clients
1 8388608 0.07 0.05 966.3321 1342.1773 2051 29533.31 41020.0
nttcp-1: exiting

TCP:
kiwi:~/nttcp-1.47# ./nttcp -T -v -r 129.241.57.161
nttcp-l: nttcp, version 1.47
nttcp-l: Pid=3705
nttcp-l: accept from 129.241.57.161
nttcp-l: send window size = 16384
nttcp-l: receive window size = 87380
nttcp-l: buflen=4096, bufcnt=2048, dataport=5038/tcp
nttcp-l: try to get outstanding messages from 1 remote clients
nttcp-1: Pid=1821, InetPeer= 129.241.57.160
nttcp-1: Optionline="nttcp@-t@-l4096@-n2048@-v@-f@%9b%8.2rt%8.2ct%12.4rbr%12.4cbr%8c%10.2rcr%10.1ccr@-N1"
nttcp-1: from ?: "129.241.57.160" (=dataport: 5038)
nttcp-1: send window size = 16384
nttcp-1: receive window size = 87380
nttcp-1: buflen=4096, bufcnt=2048, dataport=5038/tcp

nttcp-l: received 8388608 bytes
Bytes Real s CPU s Real-MBit/s CPU-MBit/s Calls Real-C/s CPU-C/s
l 8388608 0.08 0.05 865.7309 1342.1773 2177 28084.16 43540.0
nttcp-l: try to get outstanding messages from 1 remote clients
nttcp-1: transmitted 8388608 bytes
1 8388608 0.08 0.04 864.4930 1677.7216 2048 26382.23 51200.0
nttcp-1: exiting

nttcp on the receiving host is running throuhg xinetd, I don't think that
impacts the performance, tho.

--
Thomas