User Manual

Rev 4.70
Mellanox Technologies
159
14.4.17.1nd_send_bw Synopsis
<running on specific single core>
Server side: start /b /affinity 0X1 nd_send_bw -s1048576 -D10 -S 11.137.53.1
Client side: start /b /wait /affinity 0X1 nd_send_bw -s1048576 -D10 -C 11.137.53.1
14.4.17.2nd_send_bw Options
The table below lists the various flags of the command.
14.4.18 nd_send_lat
This test is used for performance measuring of Send requests in Microsoft Windows Operating
Systems. nd_send_lat is performance oriented for Send with minimum latency, and runs over
Microsoft's NetworkDirect standard. The level of customizing for the user is relatively high. User
may choose to run with a customized message size, customized number of iterations, or alterna-
tively, customized test duration time. nd_send_lat runs with all message sizes from 1B to 4MB
(powers of 2), message inlining, CQ moderation.
Table 52 - nd_send_bw Flags and 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.
-Q CQ-Moderation <value>. The default number is
100.
-S <server interface IP> <server side only, must be last parameter>
-C <server interface IP> <client side only, must be last parameter>