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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=SIZE] [-n=NUM] [-p=PORT] (-c=SERVER | -s)
For more information visit https://git.data.coop/nellemann/jnetperf
  -c, --connect=SERVER   Connect to remote server.
  -h, --help             Show this help message and exit.
  -l, --pkt-len=SIZE     Packet size in bytes [default: 1432].
  -n, --pkt-num=NUM      Number of packets to send [default: 150000].
  -p, --port=PORT        Network port [default: 4445].
  -s, --server           Run server and wait for client.
  -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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