Chelsio Communications DPDK Installation And User Manual page 19

Chapter 6. Running DPDK Test Applications

Testpmd
i. This method involves using the mtu command, which changes the MTU of an individual port
without having to stop the selected port. To configure each port individually, run the mtu
command as follows:
testpmd> port config mtu 0 9000
testpmd> port config mtu 1 9000
ii. This method involves stopping all the ports first and then running max-pkt-len command to
configure the MTU of all the ports with a single command.To configure all the ports at once,
stop all the ports first and run the max-pkt-len command as follows:
testpmd> port stop all
testpmd> port config all max-pkt-len 9000
Chelsio DPDK Driver for Linux
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