1iperf3 Project News 2=================== 3 42020-06-10: iperf-3.8.1 released 5--------------------------------- 6 7| URL: https://downloads.es.net/pub/iperf/iperf-3.8.1.tar.gz 8| SHA256: ``e5b080f3273a8a715a4100f13826ac2ca31cc7b1315925631b2ecf64957ded96 iperf-3.8.1.tar.gz`` 9 10iperf 3.8.1 fixes a regression with ``make install`` in iperf 3.8. It 11is otherwise identical to iperf 3.8. 12 132020-06-08: iperf-3.8 released 14------------------------------- 15 16| URL: https://downloads.es.net/pub/iperf/iperf-3.8.tar.gz 17| SHA256: ``edc1c317b0ae31925e5eb84f0295faefbaa1db3229f4693e11d954d114de4bcd iperf-3.8.tar.gz`` 18 19iperf 3.8 contains minor bugfixes and enhancements. 20 21 222019-06-21: iperf-3.7 released 23------------------------------- 24 25| URL: https://downloads.es.net/pub/iperf/iperf-3.7.tar.gz 26| SHA256: ``d846040224317caf2f75c843d309a950a7db23f9b44b94688ccbe557d6d1710c iperf-3.7.tar.gz`` 27 28iperf 3.7 adds the ``--bidir`` flag for bidirectional tests, includes 29some minor enhancements, and fixes a number of bugs. More details can 30be found in the release notes. 31 32Note: Documentation for the ``--bidir`` flag was inadvertently 33omitted from the manual page. This will be fixed in a future 34release. 35 362018-06-25: iperf-3.6 released 37------------------------------- 38 39| URL: https://downloads.es.net/pub/iperf/iperf-3.6.tar.gz 40| SHA256: ``de5d51e46dc460cc590fb4d44f95e7cad54b74fea1eba7d6ebd6f8887d75946e iperf-3.6.tar.gz`` 41 42iperf 3.6 adds the ``--extra-data`` and ``--repeating-payload`` 43options and fixes some minor bugs. 44 452018-03-02: iperf-3.5 released 46------------------------------- 47 48| URL: http://downloads.es.net/pub/iperf/iperf-3.5.tar.gz 49| SHA256: ``539bd9ecdca1b8c1157ff85b70ed09b3c75242e69886fc16b54883b399f72cd5 iperf-3.5.tar.gz`` 50 51iperf 3.5 fixes a bug that could over-count data transfers (and hence 52measured bitrate). 53 542018-02-14: iperf-3.4 released 55------------------------------- 56 57| URL: http://downloads.es.net/pub/iperf/iperf-3.4.tar.gz 58| SHA256: ``71528332d751df85e046d1944d9a0269773cadd6e51840aecdeed30925f79111 iperf-3.4.tar.gz`` 59 60iperf 3.4 fixes a number of minor bugs and adds a few enhancements. 61 622017-10-31: iperf-3.3 released 63------------------------------- 64 65| URL: http://downloads.es.net/pub/iperf/iperf-3.3.tar.gz 66| SHA256: ``6f596271251056bffc11bbb8f17d4244ad9a7d4a317c2459fdbb853ae51284d8 iperf-3.3.tar.gz`` 67 68New minor release of iperf 3.3, fixing a number of minor bugs. 69 702017-06-26: iperf-3.2 released 71------------------------------- 72 73| URL: http://downloads.es.net/pub/iperf/iperf-3.2.tar.gz 74| SHA256: ``f207b36f861485845dbdf09f909c62f3d2222a3cf3d2682095aede8213cd9c1d iperf-3.2.tar.gz`` 75 76New minor release of iperf 3.2, with new features, bugfixes, and enhancements. 77 782017-06-06: iperf3 update, June 2017 79-------------------------------------- 80 81https://raw.githubusercontent.com/esnet/iperf/master/docs/2017-06-06.txt 82 83 842017-04-27: iperf3 update, April 2017 85-------------------------------------- 86 87https://raw.githubusercontent.com/esnet/iperf/master/docs/2017-04-27.txt 88 89 902017-03-06: iperf-3.1.7 released 91--------------------------------- 92 93| URL: http://downloads.es.net/pub/iperf/iperf-3.1.7.tar.gz 94| SHA256: ``a4ef73406fe92250602b8da2ae89ec53211f805df97a1d1d629db5a14043734f iperf-3.1.7.tar.gz`` 95 96This version of iperf3 contains two documentation fixes, but is 97otherwise identical to the prior release. 98 99 1002017-02-02: iperf-3.1.6 released 101--------------------------------- 102 103| URL: http://downloads.es.net/pub/iperf/iperf-3.1.6.tar.gz 104| SHA256: ``70f0c72d9e60c6ecb2c478ed17e4fd81d3b827d57896fee43bcd0c53abccb29d iperf-3.1.6.tar.gz`` 105 106This version of iperf3 contains two minor fixes. Notably, one of them 107unbreaks JSON output with UDP tests. 108 109 1102017-01-12: iperf-3.1.5 released 111--------------------------------- 112 113| URL: http://downloads.es.net/pub/iperf/iperf-3.1.5.tar.gz 114| SHA256: ``6e1a6200cd38baeab58ef0d7b8769e7aa6410c3a3168e65ea8277a4de79e5500 iperf-3.1.5.tar.gz`` 115 116This version of iperf3 makes some improvements to the fair-queue-based 117pacing and improves the selection of the default UDP packet size. 118Users who use either of these aspects of iperf3 are encourage to 119review the release notes for this version. 120 121 1222016-10-31: iperf-3.1.4 released 123--------------------------------- 124 125| URL: http://downloads.es.net/pub/iperf/iperf-3.1.4.tar.gz 126| SHA256: ``db61d70ac62003ebe0bf15496bd8c4b3c4b728578a44d0a1a88fcf8afc0e8f76 iperf-3.1.4.tar.gz`` 127 128This release fixes a few minor bugs, including a 129(non-security-impacting) buffer overflow fix ported from upstream 130cjson. 131 132 1332016-06-08: Security Issue: iperf-3.1.3, iperf-3.0.12 released 134---------------------------------------------------------------- 135 136| URL: http://downloads.es.net/pub/iperf/iperf-3.1.3.tar.gz 137| SHA256: ``60d8db69b1d74a64d78566c2317c373a85fef691b8d277737ee5d29f448595bf iperf-3.1.3.tar.gz`` 138 139| URL: http://downloads.es.net/pub/iperf/iperf-3.0.12.tar.gz 140| SHA256: ``9393d646e4e616f0cd7864bc8ceacc379f5d36b08003a3d8d65cd7c99d15daec iperf-3.0.12.tar.gz`` 141 142These releases address a security issue that could cause a crash of an 143iperf3 process (it could theoretically lead to a remote code 144execution). Although the risk for common use cases is believed to be 145low, all users are encouraged to update to these versions or newer as 146soon as possible. More information on the security vulnerability can 147be found in the following ESnet Software Security Advisory: 148 149https://raw.githubusercontent.com/esnet/security/master/cve-2016-4303/esnet-secadv-2016-0001.txt.asc 150 151iperf-3.1.3 also includes support for fair-queueing, per-socket based 152pacing of tests on platforms that support it (currently recent Linux 153distributions), as well as several other fixes. 154 155 1562016-02-01: iperf-3.1.2 released 157--------------------------------- 158 159| URL: http://downloads.es.net/pub/iperf/iperf-3.1.2.tar.gz 160| SHA256: ``f9dbdb99f869c077d14bc1de78675f5e4b8d1bf78dc92381e96c3eb5b1fd7d86 iperf-3.1.2.tar.gz`` 161 162This release fixes a couple of minor bugs, including one that results 163in invalid JSON being emitted for UDP tests. 164 165Older News 166---------- 167 1682015-11-19: iperf-3.1.1 released 169................................. 170 171| URL: http://downloads.es.net/pub/iperf/iperf-3.1.1.tar.gz 172| SHA256: ``62f7c64eafe19046ba974b3ef2d962a5597194d6fbbddde328a15a5e74110564 iperf-3.1.1.tar.gz`` 173 174This release fixes a few minor bugs. 175 1762015-10-16: iperf3 Development Status 177...................................... 178 179Beginning with the release of iperf 3.1, ESnet plans to support iperf3 180in "maintenance mode". At this point, we have no definite plans for 181further iperf3 releases, and ESnet will be providing a very limited 182amount of resources for support and development, going forward. 183However, ESnet could issue new iperf3 releases to deal with security 184issues or high-impact bug fixes. 185 186Requests for support, enhancements, and questions should best be 187directed to the iperf-dev mailing list. ESnet would be open to adding 188project members/committers from the community, in case there are 189developers who are interested in doing more active work with iperf3 190and/or supporting the user base. 191 192 1932015-10-16: iperf-3.1 released 194............................... 195 196| URL: http://downloads.es.net/pub/iperf/iperf-3.1.tar.gz 197| SHA256: ``4385a32ece25cb09d4606b4c99316356b3d2cb03b318aa056b99cdb91c5ce656 iperf-3.1.tar.gz`` 198 199This release adds support for SCTP on supported platforms, better 200feature detection on FreeBSD, better compatibility with various 201platforms, and a number of bug fixes. 202 203 2042015-01-09: iperf-3.0.11 released 205.................................. 206 207| URL: http://downloads.es.net/pub/iperf/iperf-3.0.11.tar.gz 208| SHA256: ``e01db5be6f47f67c987463095fe4f5b8b9ff891fb92c39104d042ad8fde97f6e iperf-3.0.11.tar.gz`` 209 210This maintenance release adds a -1 flag to make the iperf3 execute a 211single test and exit, needed for an upcoming bwctl release. A few 212other bugs are also fixed. 213 2142014-12-16: iperf-3.0.10 released 215.................................. 216 217| URL: http://downloads.es.net/pub/iperf/iperf-3.0.10.tar.gz 218| SHA256: ``a113442967cf0981b0b2d538be7c88903b2fb0f87b0d281384e41b462e33059d iperf-3.0.10.tar.gz`` 219 220This maintenance release fixes building on MacOS X Yosemite, as well 221as making the -w option work correctly with UDP tests. 222 2232014-10-14: iperf-3.0.9 released 224................................. 225 226| URL: http://downloads.es.net/pub/iperf/iperf-3.0.9.tar.gz 227| SHA256: ``40249a2b30d26b937350b969bcb19f88e1beb356f886ed31422b554bac692459 iperf-3.0.9.tar.gz`` 228 229This maintenance release fixes an issue for a situation in which 230attempting a UDP test with pathologically large (and illegal) packet 231sizes could put the iperf3 server in a state where it would stop 232accepting connections from clients, thus causing the clients to crash 233when interrupted. 234 235 2362014-09-30: iperf-3.0.8 released 237................................. 238 239| URL: http://downloads.es.net/pub/iperf/iperf-3.0.8.tar.gz 240| SHA256: ``81b8d91159862896c57f9b90a006e8b5dc22bd94175d97bd0db50b0ae2c1a78e iperf-3.0.8.tar.gz`` 241 242This maintenance release is functionally identical to 3.0.7. It 243incorporates updated license verbage and a minor compilation fix. 244 245 2462014-08-28: iperf-3.0.7 released 247................................. 248 249| URL: http://downloads.es.net/pub/iperf/iperf-3.0.7.tar.gz 250| SHA256: ``49510e886f9e876cd73dcd80414bfb8c49b147c82125585e09c2a6e92369d3f2 iperf-3.0.7.tar.gz`` 251 252This maintenance release fixes several minor bugs. Of particular 253note: 254 255* A bug that caused some problems with bwctl / perfSONAR has been 256 fixed. 257 258* A bug that made it possible to disrupt existing, running tests has 259 been fixed. 260 2612014-07-28: iperf-3.0.6 released 262................................. 263 264| URL: http://downloads.es.net/pub/iperf/iperf-3.0.6.tar.gz 265| SHA256: ``3c5909c9b286b6503ffa141a94cfc588915d6e67f2aa732b08df0af73e21938 iperf-3.0.6.tar.gz`` 266 267This maintenance release includes the following bug fixes: 268 269* Several problems with the -B option have been fixed. Also, API 270 calls have been added to libiperf to extend this functionality to 271 API clients. 272 273* Some portability fixes for OpenBSD and Solaris have been merged from 274 the mainline. 275 276As always, more details can be found in the ``RELEASE_NOTES`` file in 277the source distribution. 278 2792014-06-16: Project documentation on GitHub Pages 280.................................................. 281 282iperf3 project documentation can now be found at: 283 284| URL: http://software.es.net/iperf/ 285 286This is a GitHub Pages site. In an ongoing series of steps, content 287will be migrated from the iperf3 wiki to GitHub Pages. 288 2892014-06-16: iperf-3.0.5 released 290................................. 291 292| URL: http://downloads.es.net/pub/iperf/iperf-3.0.5.tar.gz 293| SHA256: ``e1e1989985b17a4c03b0fa207004ad164b137e37ab0682fecbf5e93bcaa920a6 iperf-3.0.5.tar.gz`` 294 295This is the third maintenance release of iperf 3, with few more 296enhancements and bug fixes. Highlights: 297 298* A timing issue which caused measurement intervals to be wrong with 299 TCP tests on lossy networks has been fixed. 300 301* It is now possible to get (most of) the server-side output at 302 the client by using the ``--get-server-output`` flag. 303 304* A number of bugs with ``--json`` output have been fixed. 305 306A more extensive list of changes can always be found in the 307``RELEASE_NOTES`` file in the source distribution. 308 309Note: An iperf-3.0.4 release was planned and tagged, but not 310officially released. 311 3122014-06-10: New iperf3 download site 313..................................... 314 315iperf3 downloads are now hosted on a new server at ESnet: 316 317| URL: http://downloads.es.net/pub/iperf/ 318 319Going forward, new releases will be made available in this directory. 320Older releases will, at least for now, continue to also be available 321at the previous location. 322 3232014-03-26: iperf-3.0.3 released 324................................. 325 326| URL: http://stats.es.net/software/iperf-3.0.3.tar.gz 327| SHA256: ``79daf3e5e5c933b2fc4843d6d21c98d741fe39b33ac05bd7a11c50d321a2f59d iperf-3.0.3.tar.gz`` 328 329This is the second maintenance release of iperf 3.0, containing a few bug fixes and enhancements, notably: 330 331* The structure of the JSON output is more consistent between the 332 cases of one stream and multiple streams. 333 334* The example programs once again build correctly. 335 336* A possible buffer overflow related to error output has been fixed. 337 (This is not believed to be exploitable.) 338 339More information on changes can be found in the ``RELEASE_NOTES`` 340file in the source distribution. 341 3422014-03-10: iperf-3.0.2 released 343................................. 344 345| URL: http://stats.es.net/software/iperf-3.0.2.tar.gz 346| SHA256: ``3c379360bf40e6ac91dfc508cb43fefafb4739c651d9a8d905a30ec99095b282 iperf-3.0.2.tar.gz`` 347 348**Note:** Due to a mistake in the release process, the distribution tarball referred to above is actually not compressed, despite its ``.tar.gz`` extension. Instead it is an uncompressed tar archive. The file checksum is correct, as are the file contents. 349 350This version is a maintenance release that 351fixes a number of bugs, many reported by users, adds a few minor 352enhancements, and tracks the migration of the iperf3 project to 353GitHub. Of particular interest: 354 355* Build / runtime fixes for CentOS 5, MacOS 10.9, and FreeBSD. 356 357* TCP snd_cwnd output on Linux in the default output format. 358 359* libiperf is now built as both a shared and static library; by 360 default, the iperf3 binary links to the shared library. 361 362More information on changes can be found in the ``RELEASE_NOTES`` 363file in the source distribution. 364 3652014-02-28: iperf migrated to GitHub 366..................................... 367 368The new project page can be found at: 369 370https://github.com/esnet/iperf 371 3722014-01-10: iperf-3.0.1 released 373................................. 374 375| URL: http://stats.es.net/software/iperf-3.0.1.tar.gz 376| SHA256: ``32b419ef634dd7670328c3cecc158babf7d706bd4b3d248cf95965528a20e614 iperf-3.0.1.tar.gz`` 377 378During development, there were various distributions of the source 379code unofficially released carrying a 3.0.0 version number. Because 380of the possiblity for confusion, this first public release of iperf3 381was numbered 3.0.1. 382 383