User Manual

Rev 4.70
Mellanox Technologies
161
14.4.19.1NTttcp Synopsis
Server: ntttcp_x64.exe -r -t 15 -m 16,*,<interface IP>
Client: ntttcp_x64.exe -s -t 15 -m 16,*,<same address as above>
14.4.19.2NTttcp Options
The table below lists the various flags of the command.
Table 54 - NTttcp Options
Flags Description
-s Works as a sender
-r Works as a receiver
-l <Length of buffer> [default TCP: 64K, UDP:
128]
-n <Number of buffers> [default: 20K]
-p <port base> [default: 5001]
-sp Synchronizes data ports, if used -p should be
same on every instance
-a <outstanding I/O> [default: 2]
-x <PacketArray size> [default: 1]
-rb <Receive buffer size> [default: 64K]
-sb <Send buffer size>[default: 8K]
-u UDP send/recv
-w WSARecv/WSASend
-d Verifies Flag
-t <Runtime> in seconds.
-cd <Cool-down> in seconds
-wu <Warm-up> in seconds
-nic <NIC IP> Use NIC with for sending data (sender
only).
-m <mapping> [mapping]