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jnetperf

Small utility to measure (single threaded) network performance between two hosts.

Requirements

You need Java (JRE) version 8 or later to run jnetperf.

Usage Instructions

Install the jnetperf package (.deb, .rpm or .jar) from Packages or compile from source.
Run /opt/jnetperf/bin/jperf, if installed from package, or as java -jar /path/to/jnetperf.jar

Usage: jnetperf [-huV] [-l=NUM] [-n=NUM] [-p=NUM] [-t=SEC] (-c=SRV | -s)
For more information visit https://git.data.coop/nellemann/jnetperf
  -c, --connect=SRV   Connect to remote server (client).
  -h, --help          Show this help message and exit.
  -l, --pkt-len=NUM   Packet size in bytes (client) [default: 1432].
  -n, --pkt-num=NUM   Number of packets to send (client) [default: 150000].
  -p, --port=NUM      Network port [default: 4445].
  -s, --server        Run server and wait for client (server).
  -t, --runtime=SEC   Time to run, supersedes pkt-num (client) [default: 0].
  -u, --udp           Use UDP network protocol [default: false].
  -V, --version       Print version information and exit.

Examples

On host A run jnetperf as a server waiting for a connection from a client:

java -jar jnetperf-x.y.z-all.jar -s

On host B run jnetperf as a client connecting to the server and sending data:

java -jar jnetperf-x.y.z-all.jar -c server-ip

Development Information

You need Java (JDK) version 8 or later to build jnetperf.

Build & Test

Use the gradle build tool, which will download all required dependencies:

./gradlew clean build

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