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The following people have contributed to 'sysstat' in one way or another: First I would like to thank Michael <michael [at] roka.net>: He is the very first person to have given me feedback about sysstat, and to point out to me that certain fields in /proc/stat didn't have the meaning I thought they had. This was in 1999! Many thanks to the translators involved in sysstat: * Birko Bergt <birko.bergt [at] gmx.de> for his translation into German, * Fernando Félix Redondo <fernando.felix [at] rediris.es> for his translation into Spanish (now maintained by Muralito <muralito [at] montevideo.com.uy>), * Frederic L. W. Meunier <0 [at] pervalidus.net> for the Portuguese translation. * Gert Brits <gbrits [at] techconcepts.co.za> for the translation into Afrikaans. * Roy Sigurd Karlsbakk <roy [at] karlsbakk.net> for the Norwegian translation. * Stefano Barni <barninga [at] interfree.it> for the translation into Italian. * Dennis Selsky <selsky [at] siberia.net> for the Russian translation. * Eugen Hoanca <eugenh [at] urban-grafx.ro> for the Romanian translation. * Robert Luberda <robert [at] debian.org> for the translation into Polish. * Miroslav David <md20128 [at] decef.elf.stuba.sk> for the Slovak translation. * Hideki Yamane <henrich [at] samba.gr.jp> for the translation into Japanese. * Daniel Nylander <po [at] danielnylander.se> for the Swedish translation. * John Damm Sørensen <john [at] hovedpuden.dk> for the Danish translation. * Bram Schoenmakers <bramschoenmakers [at] kde.nl> for the Dutch translation. Carl-Christian Weber <ccweber [at] itz-koeln.de> helped me to make sar work on SMP machines. Stefan Majer <smajer [at] advance-bank.de> provided me with a patch to rotate daily system activity files. Klaus Franken <klaus.franken [at] fth2.siemens.de> created the RPM packages. He also included a short initialization script for sar to start it as a daemon on boot. Jason (Jay) R. Fink <jay_rf [at] exis.net> set up and maintained the first web site for sysstat. Preston Brown <pbrown [at] redhat.com> sent me the RedHat patch to enable good packaging. David Doubrava <linux_monitor [at] volny.cz> created the isag command (Interactive System Activity Graph). Rik van Riel <riel [at] conectiva.com.br> explained me the meaning of several fields that were added in Linux kernel 2.4 /proc/meminfo file. Hubert Nueckel <hubert.nueckel [at] oracle.com> sent me a patch to fix CPU utilization displayed by sar, iostat and mpstat commands on IA64 machines. Victor Hazlewood <victor [at] sdsc.edu> sent me a patch to implement a database friendly option for sar (option -H). Christopher Blizzard <blizzard [at] redhat.com> added the ability to display kB/s transfers to devices in iostat reporting when option -x is used. John Caruso <caruso [at] paradiso.umuc.edu> wrote the sargon script shell as a replacement for sa1/sa2 files. Wilhelm Nuesser <wilhelm.nuesser [at] sap.com> sent me a patch to fix average wait times and service times displayed by iostat -x. Rick Lindsley <ricklind [at] us.ibm.com> has played a great part in making sysstat work on kernels 2.5 and above. John Salmon <John.Salmon [at] cw.com> wrote a patch to enable file locking for sadc (option -L). Jim W. Jaszewski <grok [at] sprint.ca> fixed several typos in sysstat FAQ! Charlie Bennett <ccb [at] redhat.com> sent me several patches to fix known problems with sysstat. He also added the sysstat.ioconf file support, and the -p option to sar. Thomas Polliard <thomas [at] polliard.com> helped me define the XML output format for sadf. He also wrote the corresponding DTD. Dwight Tovey <dtovey [at] emergecore.com> updated sysstat so that it may be installed on Slackware. Bryce Harrington <bryce [at] osdl.org> helped me to add support for hotplug CPU to sysstat. Ivana Varekova <varekova [at] redhat.com> added support for iostat NFS statistics. Ivana also added support for autoconf, and created cifsiostat command. Nils Philippsen <nphilipp [at] redhat.com> made history configurable. Robert Luberda <robert [at] debian.org> brought a few improvements to sysstat's code, and also reported several bugs. Jeroen Roovers <jer [at] gentoo.org> sent me a patch to fix a rare parallel make issue creating archive libsyscom.a. Livio Soares <livio [at] eecg.toronto.edu> sent me a patch to fix a bug where mpstat didn't parse /proc/interrupts correctly when some CPUs had been set offline. Emil Glatz <Emil.Glatz [at] wescoglobal.com> wrote the XML Schema to be used with sadf option -x. Eduardo Ferro Aldama <eduardo.ferro.aldama [at] gmail.com> added option -l to pidstat to display the process command name and arguments. Mario Konrad <Mario.Konrad [at] gmx.net> added regular expressions support to pidstat'x option -C. He also added option -s to pidstat to display task stack statistics. Jan Kaluza <jkaluza [at] redhat.com> contributed several patches to sysstat. Among them, he added some more power management statistics to sar. Alain Chéreau <cheralain [at] googlemail.com> added support for disk groups statistics to iostat. Cédric Marie <cedric.marie [at] openmailbox.org> sent me several patches to improve pidstat. Robert Elliott <Elliott [at] hp.com> contributed the irqtop command, and Lance Shelton <Lance.Shelton [at] sandisk.com> the irqstat command. Dimitrios Apostolou <jimis [at] gmx.net> contributed the sargraph2 plotting tool. Shane M. SEYMOUR <shane.seymour [at] hpe.com> contributed the tapestat command. I would also thank the following people for their hints or bug reports (in alphabetical order): Des Atkinson <Des.Atkinson@met[...].uk> Alexander Bangert <bangert.alex@gma[...].com> Sravan Bhamidipati <bsravanin@gma[...].com> Chuck Blake <cb@mit[...].edu> Michael Blakeley <mike@bla[...].com> Pascal Bleser <pbleser@ato[...].com> Lodewijk Bonebakker <jlbonebakker@gma[...].com> Andrey Borzenkov <arvidjaar@gma[...].com> Jesse Brandeburg <jesse.brandeburg@int[...].com> Xavier Bru <xavier.bru@bul[...].net> Jason Burnett <jason@jnj[...].org> Fabricio Ceolin <ceolin@ule[...].com Vitezslav Cizek <vcizek@sus[...].cz> Mark J. Cox <mjc@red[...].com> Jean Dagenais <jean.dagenais@int[...].com> Nicolas Denis <denisn@wan[...].fr> Andrew Donkin <ard@wai[...].nz> Greg Edwards <edwardsg@sgi[...].com> Tony Ernst <tee@sgi[...].com> Chris Evans <chris@sca[...].org> Damien Faure <damien-jn.faure@bul[...].net> James Fraser <jameswfraser@gma[...].com> Dr. David Alan Gilbert <dave@tre[...].org> David Gesswein <djg@drs[...].com> Frank Glinka <glinkaf@uni[...].de> John Goodyear <johngood@us[...].com> Gurinder Shergill <gurinder.shergill@hp[...].com> Ladislav Hagara <ladislav.hagara@uno[...].cz> Don Harrop <don@swb[...].com> Mark Harvey <markh794@gma[...].com> Vasant Hegde <hegdevasant@lin[...].com> Jürgen Heinemann <heinemann.juergen@hjc[...].de> Kei Ishida <ishida.kei@oss[...].jp> Tatsuo Ito <tito@mir[...].com> David S. Jackson <dsj@syl[...].net> Erik Jacobson <erikj@sub[...].com> Jordan <ledzep37@hom[...].com> Jurriaan <thunder7@xs4[...].nl> Jonathan Kamens <jik@kam[...].us> Ilya Katsnelson <ilya.katsnelson@mot[...].com> Steve Kay <stevekay@gma[...].com> Sampsa Kiiskinen <tuplanolla@gma[...].com> Mike Kobler <mkobler@gma[...].com> John Lau <johnlcf@gma[...].com> Byeong-taek Lee <btlee@psy[...].kr> Breno Leitao <breno.leitao@gma[...].com> Ivo Letzas <letzas@for[...].nu> Wayne Lin <wlin@mvi[...].com> Gunnar Lindholm <lindholm.gunnar@gma[...].com> Neculai Macarie <macarie.neculai@nex[...].com> Robert Macaulay <Robert_Macaulay@Del[...].com> Pierre Machard <pmachard@deb[...].org> Jérôme Marchand <jmarchan@red[...].com> Alan Matsuoka <alanm@red[...].com> Rodney J. Mertz <rjm@elv[...].com> Roy Millar <100044.14@com[...].com> Chris Minshull <CMinshull@nyx[...].com> Pascal Monschein <ext.astek.monschein@snc[...].fr> Chris Morrow <cmorrow@ver[...].com> David J. Morse <David_J_Morse@Del[...].com> Hariprasad Nellitheertha <hari@in.[...].com> Christian Neukirchen <chneukirchen@gma[...].com> Muneyuki Noguchi <nogu.dev@gma[...].com> Giulio Orsero <giulioo@pob[...].com> Edouard G. Parmelan <edouard.parmelan@qua[...].fr> Oliver Paukstadt <oliver.paukstadt@mil[...].com> Plattner(?) <Plattner.external@inf[...].com> Peter Portante <peter.a.portante@gma[...].com> Gerardo Exequiel Pozzi <vmlinuz386@yah[...].ar> ReDragon <redragon@vns[...].net> Amir Rapson <amir.rapson@gma[...].com> Paul Rivoli <paul@kbs[...].au> Scott Rochford <Scott_Rochford@DEL[...].com> Rolphin <rolphin@fre[...].fr> Jeroen Roovers <jer@gen[...].org> Pavol Rusnak <prusnak@sus[...].cz> Joseph E. Sacco <jsacco@ear[...].net> Sachin Sant <sachinp@in.[...].com> Eivind Sarto <ivan@kas[...].com> Danilo Sartori <d.sartori@res[...].it> Tan Shao Yi <tansy@tan[...].org> Yibin Shen <zituan@taobao.com> Lee Schermerhorn <lee.schermerhorn@hp.[...].com> Peter Schiffer <pschiffe@red[...].com> Benno Schulenberg <bensberg@jus[...].net> Michal Sekletar <msekleta@red[...].com> Michel Simoni <m_simoni@clu[...].fr> Gabrielle Singleton <gelle@umi[...].edu> Rod Skinner <rod.skinner@int[...].com> Kevin C. Smallwood <kcs@lin[...].com> Dick Snippe <Dick.Snippe@tec[...].nl> Alexis Solanas <alexis@red[...].com> Graham Swallow <gps@tri[...].uk> Mike Sweger <mikesw@whi[...].net> Julian Taylor <jtaylor.debian@goo[...].com> Don Totten <dontotten@ibm[...].net> Alexander Troosh <trush@yan[...].ru> Stephen Tweedie <sct@red[...].com> Petr Uzel <petr.uzel@sus[...].cz> Thomas Weber <TWEBER@de.[...].com> Yongjun Wei <yjwei@nan[...].com> Stefan Wild <SWILD@de.[...].com> Thomas Winn <tcwinn@gma[...].com> Mike Winter <mike.winter@usa[...].ca> Holger Wolf <Holger.Wolf@de.[...].com> Urban Widmark <urban@sve[...].se> Yu Yongcong <yuyc@cn.[...].com> Peter Zaitsev <pz@spy[...].ru> Zhen Zhang <furykerry@gma[...].com> -- Sebastien Godard (sysstat <at> orange.fr) is the author and the current maintainer of this package.