This file is here for people to list their contributions to the netperf benchmark. When you enhance or fix something, put your name and a description of the what/where/whey/why/how here. If you like, feel free to include an email address. I would like to apologize in advance to anyone I've forgotten to include. Rick Jones <raj@cup.hp.com> Responsible for initial packaging and release of netperf and "editorial" continuity for subsequent releases. Karen Choy Code to allow netserver to run as a standalone daemon. Dave Shield <daves@csc.liv.ac.uk> Wrote the first revision of the netperf and netserver manpages. Sarr Blumson <sarr@citi.umich.edu> Fixes for AIX 3.1 and 3.2. Also fixes for Solaris 2.1 without realizing it ;-) Jeff Smits <jgs@usl.com> Fixes for TCP_RR and UDP_RR on sytems with an htonl that is not a no-op. Warren Burnett <somewhere in Kansas> Example code for DLPI tests. Several Folks Code to tell SunOS 4 to *not* restart system calls on receipt of a signal. Fore Systems Inc. Manpages for the FORE API and question answering David Channin Access to systems running the Fore ATM API Jonathan Stone <jonathan@DSG.Stanford.EDU> Include file fixes for Ultrix Bruce Barnett <barnett@grymoire.crd.ge.com> Bunches of warnings fixes and lint picks for Solaris 2.3 Herman Dierks et al <dierks@austin.ibm.com> Code to calculate confidence intervals for tests Hal Murray <murray@pa.dec.com> Helpful suggestions for the scripts to make them more compatible with the netperf database (http://www.cup.hp.com/netperf/NetperfPage.html). His prompting finally got me off my whatever to put the confidence interval stuff from the guys at IBM into netperf Peter Skopp pds@cs.columbia.edu Fixes to make netperf more secure. Tom Wilson <tcwilson@newbridge.com> A fix to send_udp_rr to correct bogus throughput values. Thorsten Lockert <tholo@tetherless.com> A bunch of clean-up for the *BSD OSes Serge Pachkovsky <ps@ocisgi7.unizh.ch> Code for low-priority soaker process for AIX and SGI The fine folks at Adaptec The initial port of netperf (1.9PL4) to Windows NT 3.51. Robin Callender <robin_callender@VNET.IBM.COM> The PPC binaries for the 1.9PL4 port of netperf to NT and for assorted code clean-ups and help with CPU utilization measurements. "Todd J. Derr" <tjd@fore.com> For offering to take-on support of the Fore ATM API files with 2.1 and for his help in making the tar files and such more user-friendly Michael Shuldman <michaels@inet.no> Improvements to the makefile and additional checks for OpenBSD Changes to make netperf more profiling friendly Kris Corwin discovery of a debug statement outside of if (debug) that may have been the cause of all the nasty connection refused errors in random UDP_RR tests... Charles Harris Initial prototype of the TCP_SENDFILE test support Philip Pishioneri of Cornel Conversion of the netperf.ps manul to PDF format. The Hewlett-Packard OpenVMS folks Assistance with the port to OpenVMS Munechika SUMIKAWA @ KAME Project / FreeBSD.org IPv6 fixes Jan Iven of CERN initial mods for sendfile() under Linux Fabrice Bacchella for pointing-out that Solaris 9 has a copy of Linux sendfile() Andrew Gallatin for assistance with the FreeBSD sysctl() stuff, and later making it calibration-free fixes to configure to recognize Solaris 11 fixes to netcpu_procstat.c for later linux kernels workarounds to get Linux to report ENOBUFS on TX queue overflows Mark Cooper pointing-out the need for -lresolv when compiling -DDO_DNS on RedHat 7.1 Carl Mascott finding some cut-and-paste erors in create_data_socket error logging Fabrice Bacchella Fixes for -DHISTOGRAM and -DUNIX on Mac OS X, updates to usage strings Spencer Frink Fixes and Cleanup for WIN32. Many over many years. Nicholas Thomas Fixes for DLPI on SVR4 Streams under Linux Dave Craig Fixes for getaddrinfo error returns David Mosberger of HP Workaround for the Linux getsockopt() bug that returns more than that for which one asked. Stephen Burger of HP Code to implement the netserver CPU binding. Vladislav "Vlad" Yasevich of HP Initial SCTP tests. Enhancements to the configure.ac sources to show the way to make many of the LIBS="foo" before ./configure unnecessary. Padmanabhan "Paddu" S N of HP Patches for /proc/stat CPU util and recv_tcp_rr. Cary Coutant and other hp-mac-users of HP Access to Mac OS X systems for porting netperf 2.4.0 Chris Bertin of HP Access to AIX for initial porting of netperf 2.4.0 James Carlson Assistance finding the right magic to compile SCTP on Solaris 10. Gavin Pointers on Solaris 10 Microstate accounting. Brent Draney Getting netcpu_perfstat.c in running order on AIX and other misc fixups in places such as BSD. Samuel Ying Change struct sockaddr to struct sockaddr storage in netserver.c Rodolpho Boer Fix for default message size in UDP_STREAM when defualt SO_SNDBUF size is > max UDP datagram size. Michael Dorff Getting netperf/netserver to compile under Windows with MS Visual Studio 2003 George Davis Changes to deal with different floating-point formats. Anonymous Changes to retrieve CPU util on MacOS X. Dickon Reed Patches to attend to some windows in TCP_CRR and TCP_CC under Windows Bret McKee <bret@hp.com> Fixes to get netcpu_looper compiling and working after the "netcpu" split Hans Blom Improvements to closing/redirecting stdin/stdout/stderr in netserver Martin Brown RPM support in the form of netperf.spec.in and related configure.ac etc changes Shilpi Agarwal Changes to allow UDP_STREAM to use connected sockets on both sides. Steve Reinhardt <stever@eecs.umich.edu> Fixes for buffer filling. Gisle Vanem Fixes for Windows compilation under MingW/gcc. Scott Weitzenkamp Patches to enable demo mode in the UDP_STREAM test Emir Halepovic Feedback on the manual Kouhei Sutou Generate netperf_version.h and netperf.spec via configure rather than makefile, include limits to get PathMAX on FreeBSD. Dan Yost Fix to fflush() each interim result in demo mode to make things happier for folks redirecting same to a file. Alexander Duyck Fixes to replace struct sockaddr_in with struct sockaddr_storage Fixes to UDP_RR to preclude hangs on Windows Fizes to UDP_RR to honour -f and -B options Anonymous Support for sendfile() on OSX Matt Waddel Fix to use vfork() instead of fork() on platforms without fork() Simon Burge <simonb@NetBSD.org> Fixes for *BSD CPU util. Adam Bidema Fixes for launching netserver children when the path to netserver.exe is very long. Gisle Vanem MingW cnd MSDOS (djgpp) cleanups. Bruno Cornec Fixes to supply some missing fprintf format statements. Jose Pedro Oliveira Linux compilation fixes when SCTP and DCCP are enabled. Changes to configure.ac to allow it to inherit compiler flags from environment variables. Pal Baranyai Typo in nettest_dlpi.c Brian Haley Changes to allow something like netperf -H ::1 to work Frank Schuster Discovering that FreeBSD 8.X also does not need an SCTP library Josselin Costanzi DEBUG_LOG_FILE patch for Android Dongsheng Song Assorted Windows fixes Hushan Jia Fix to actually run SCTP_RR_MANY when requested David MacMahon davidm@astro.berkeley.edu Fix to allow configure in a build directory. Remove duplicate htonl in recv_udp_stream(). Masanari Iida Cleanups for the manual. Amir Vidai Patch from which changes to set SO_PRIORITY were based. Alexander Duyck Uncovering an out of bounds access of the netperf_output_source array. Bjoern A. Zeeb - a patch to enable netperf to correctly manipulate IPv6 addresses in the control message. Shachar Raindel - a patch to bring the "get linux to emit ENOBUFS" functionality from classic netperf tests to the omni tests. Chema Gonzalez - fixes for some assorted warnings. Dave Taht - changes for symbolic handling of TOS values David Ahern - fix for an incorrect pointer check Jim Nell - Fix for Solaris 11.1 compilation problem in dscp.c Steven Noonan - found a variable name bug for the ever unlikely case of a platform not defining SO_SNDBUF Amos Kong - a fix to report the correct send size in a migrated TCP_MAERTS test. Bug reported by Wenli Quan Eric Dumazet - improve the performance of launching many netperfs at once by obtaining the 16 bytes of randomness for the UUID via slightly different means. Dump TCP_INFO results to stderr when either debug > 1 or DUMP_TCP_INFO envvar is set. Bump the listen backlog for the control endpoint to 1024. David Decotigny - a series of cleanups and enhancements in the area of CPU utilization reporting and making certain that sanity checks are made on the size of things being passed in control messages. Yaogong Wang - enable support for the -N test-specific option to have the UDP socket connected at the netserver side. Weijia Song - a fix inspiration for a NULL pointer problem. Gisle Vanem - some Windows compilation fixes