User Manual

Rev 4.70
Mellanox Technologies
160
14.4.18.1nd_send_lat Synopsis
<running on specific single core>
Server side: start /b /affinity 0X1 nd_send_lat -s1048576 -D10 -S 11.137.53.1
Client side: start /b /wait /affinity 0X1 nd_send_lat -s1048576 -D10 -C 11.137.53.1
14.4.18.2nd_send_lat Options
The table below lists the various flags of the command.
14.4.19 NTttcp
NTttcp is a Windows base testing application that sends and receives TCP data between two or
more endpoints. It is a Winsock-based port of the ttcp tool that measures networking perfor-
mance bytes/second.
To download the latest version of NTttcp (5.28), please refer to Microsoft website following the
link below:
http://gallery.technet.microsoft.com/NTttcp-Version-528-Now-f8b12769
Table 53 - nd_send_lat Options
Flag Description
-h Shows the Help screen.
-v Shows the version number.
-p Connects to the port <port> <default 6830>.
-s <msg size> Exchanges the message size with <default
65536B>, and it must not be combined with -a
flag.
-a Runs all the messages’ sizes from 1B to 8MB,
and it must not be combined with -s flag.
-n <num of iterations> The number of exchanges (at least 2, the default
is 100000)
-I <max inline size> The maximum size of message to send inline.
The default number is 128B.
-D <test duration in seconds> Tests duration in seconds.
-f <margin time in seconds> The margin time to avoid calculation, and it must
be less than half of the duration time.
-S <server interface IP> <server side only, must be last parameter>
-C <server interface IP> <client side only, must be last parameter>
-h Shows the Help screen.
This tool should be run from cmd only.