95360b2046
To the extent possible, anyway - on the sender side, only the packet counts are available. Also a few minor bug fixes.
= Summary =
iperf3 is a tool for measuring achievable bandwidth on IP networks.
iperf3 is NOT backwards compatible with the original iperf.
Supported platforms:
* Linux
* FreeBSD
* Mac OSX
= Building iperf3 =
== Prerequisites: ==
* libuuid: this is not installed by default for Debian/Ubuntu Systems
to install: apt-get install uuid-dev
== Building ==
./configure; make; make install
== Latest version ==
To check out the most recent code, do: hg clone http://code.google.com/p/iperf/
== Bug Reports ==
Before submitting a bug report, try checking out the latest version of the code, and confirm that its not
already fixed. Then submit to: https://code.google.com/p/iperf/issues/list
For more information see: http://code.google.com/p/iperf/
== Changes from iperf 2.x ==
New options:
-V, --verbose more detailed output than before
-J, --json output in JSON format
-Z, --zerocopy use a 'zero copy' sendfile() method of sending data
-O, --omit N omit the first n seconds (to ignore slowstart)
-T, --title str prefix every output line with this string
-F, --file name xmit/recv the specified file
-A, --affinity n/n,m set CPU affinity
Depricated options:
Plan to add for the next release:
-D, --daemon run the server as a daemon
Not planning to support. If you really miss these options, please submit a request in the issue tracker
-d, --dualtest Do a bidirectional test simultaneously
-r, --tradeoff Do a bidirectional test individually
-N, --nodelay set TCP no delay, disabling Nagle's Algorithm
-T, --ttl time-to-live, for multicast (default 1)
-Z, --linux-congestion <algo> set TCP congestion control algorithm (Linux only)
-x, --reportexclude [CDMSV] exclude C(connection) D(data) M(multicast) S(settings) V(server) reports
-y, --reportstyle C report as a Comma-Separated Values
Also deprecated is the ability to set the options via environment variables.
For sample command line usage, see:
http://fasterdata.es.net/performance-testing/network-troubleshooting-tools/iperf-and-iperf3/