Difference between revisions of "Iperf"
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== Options == | == Options == | ||
| − | * <code>[[--dualtest]]</code> | + | * <code>[[--dualtest]] or -d</code> |
* <code>[[--enhanced]]</code> | * <code>[[--enhanced]]</code> | ||
* <code>[[--tradeoff]] or -r</code> | * <code>[[--tradeoff]] or -r</code> | ||
* <code>--window n[kmKW]</code> | * <code>--window n[kmKW]</code> | ||
* <code>[[--enhancedreports]]</code> | * <code>[[--enhancedreports]]</code> | ||
| + | * <code>[[--reverse]], -R</code> | ||
| + | * <code>[[iperf --help|--help]]</code> | ||
== Examples == | == Examples == | ||
| Line 15: | Line 17: | ||
* <code>iperf -c 10.10.10.2</code> | * <code>iperf -c 10.10.10.2</code> | ||
* <code>iperf -c 10.10.10.2 -i 1</code> | * <code>iperf -c 10.10.10.2 -i 1</code> | ||
| − | |||
| − | iperf -c < | + | Run for 60 seconds (<code>-t 60</code>) and report every second (<code>-i 1</code>) |
| − | iperf -- | + | * <code>iperf -c 10.10.10.2 -t 60 -i 1</code> |
| + | * <code>iperf -c 10.10.10.2 [[--tradeoff]]</code> | ||
| + | * <code>iperf --enhanced -c 10.10.10.2</code> | ||
| + | iperf3 -c 10.0.0.105 -w 2000 | ||
iperf -c 10.10.10.2 | iperf -c 10.10.10.2 | ||
| Line 31: | Line 35: | ||
iperf -c 10.10.10.2 --tradeoff | iperf -c 10.10.10.2 --tradeoff | ||
| − | === --enhanced === | + | === --enhanced, -e === |
iperf --enhanced -c 10.10.10.1 or iperf -e -c 10.10.10.1 | iperf --enhanced -c 10.10.10.1 or iperf -e -c 10.10.10.1 | ||
------------------------------------------------------------ | ------------------------------------------------------------ | ||
| Line 38: | Line 42: | ||
TCP window size: 136 KByte (default) | TCP window size: 136 KByte (default) | ||
------------------------------------------------------------ | ------------------------------------------------------------ | ||
| − | [ 3] local 10.10.10.5 port 33910 connected with 10.10.10.1 port 5001 (ct=3.18 ms) | + | [ 3] local 10.10.10.5 port 33910 connected with 10.10.10.1 port 5001 '''(ct=3.18 ms)''' |
[ ID] Interval Transfer Bandwidth '''Write/Err Rtry Cwnd/[[RTT]] [[NetPwr]]''' | [ ID] Interval Transfer Bandwidth '''Write/Err Rtry Cwnd/[[RTT]] [[NetPwr]]''' | ||
[ 3] 0.0000-10.0110 sec 88.0 MBytes 73.7 Mbits/sec 704/0 1 -1K/1322 us 6972.29 | [ 3] 0.0000-10.0110 sec 88.0 MBytes 73.7 Mbits/sec 704/0 1 -1K/1322 us 6972.29 | ||
| − | == Related | + | == Related terms == |
* <code>[[nc]]</code> | * <code>[[nc]]</code> | ||
| − | * <code>[[ping]]</code> | + | * <code>[[tc]]</code> |
| − | * <code>[[pv]] </dev/zero | ssh REMOTE_SERVER 'cat >/dev/null'</code> | + | * <code>[[ping]]</code>, <code>[[nping --tcp]]</code> |
| − | * iperf2, <code>[[iperf3]]</code> | + | * <code>[[pv]] <[[/dev/zero]] | ssh REMOTE_SERVER 'cat >[[/dev/null]]'</code> |
| + | * <code>iperf2</code>, <code>[[iperf3]]</code> | ||
* <code>[[netperf]]</code> | * <code>[[netperf]]</code> | ||
| + | * [[Check TCP connectivity]] | ||
== See also == | == See also == | ||
| + | * {{iperf}} | ||
* {{TCP}} | * {{TCP}} | ||
* {{net perf}} | * {{net perf}} | ||
Latest revision as of 14:00, 18 July 2021
wikipedia:iperf perform network throughput tests.
- Man page: https://www.mankier.com/1/iperf
iperf --help- Installation:
sudo apt-get install iperf
Options[edit]
--dualtest or -d--enhanced--tradeoff or -r--window n[kmKW]--enhancedreports--reverse, -R--help
Examples[edit]
iperf -siperf -c 10.10.10.2iperf -c 10.10.10.2 -i 1
Run for 60 seconds (-t 60) and report every second (-i 1)
iperf -c 10.10.10.2 -t 60 -i 1iperf -c 10.10.10.2 --tradeoffiperf --enhanced -c 10.10.10.2
iperf3 -c 10.0.0.105 -w 2000
iperf -c 10.10.10.2 ------------------------------------------------------------ Client connecting to 10.10.10.2, TCP port 5001 TCP window size: 129 KByte (default) ------------------------------------------------------------ [ 4] local 10.10.10.50 port 50027 connected with 10.10.10.2 port 5001 [ ID] Interval Transfer Bandwidth [ 4] 0.0-10.0 sec 3.09 GBytes 2.65 Gbits/sec
iperf -c 10.10.10.2 --tradeoff
--enhanced, -e[edit]
iperf --enhanced -c 10.10.10.1 or iperf -e -c 10.10.10.1 ------------------------------------------------------------ Client connecting to 10.10.10.1, TCP port 5001 with pid 2051443 Write buffer size: 128 KByte TCP window size: 136 KByte (default) ------------------------------------------------------------ [ 3] local 10.10.10.5 port 33910 connected with 10.10.10.1 port 5001 (ct=3.18 ms) [ ID] Interval Transfer Bandwidth Write/Err Rtry Cwnd/RTT NetPwr [ 3] 0.0000-10.0110 sec 88.0 MBytes 73.7 Mbits/sec 704/0 1 -1K/1322 us 6972.29
Related terms[edit]
nctcping,nping --tcppv </dev/zero | ssh REMOTE_SERVER 'cat >/dev/null'iperf2,iperf3netperf- Check TCP connectivity
See also[edit]
iperf, iperf --help- TCP/IP, Transport protocol, UDP, SCTP, QUIC, subnet mask, Routing protocols: BGP, routing table, Policy based routing, multicast, TCP Fast Open, RDP, TTL, RTT, MPTCP, Large send offload (LSO): (TSO, GRO, GSO, TCP checksum),
ethtool, SCTP, 5-Tuple, Check TCP connectivity, TCP window size,/proc/sys/net/ipv4/tcp_rmem, ack, List of TCP ports, localhost, broadcast address - Network performance:
iperf,nload,iftop,iptraf-ng,nethogs,bmon,slurm,collectl,collectd,speedometer,VnStat,Darkstat, Monitorix, mrtg,mrt,traceroute, munin, smokeping,sar -n,ping,fping,nping, Jitter, fast.com - Network monitoring: Cacti, PRTG, MRTG,
ntop,ntopng,ping,nethogs,netperf - Performance:
perf,strace, Dtrace, SystemTap,iperf,uperf,cgroups,netperf, sysbench, Queries Per Second (QPS), PerfKitBenchmarker, Load testing
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