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Path: euryale.cc.adfa.oz.au!newshost.carno.net.au!harbinger.cc.monash.edu.au!news.cs.su.oz.au!metro!metro!munnari.OZ.AU!news.Hawaii.Edu!news.uoregon.edu!arclight.uoregon.edu!feed1.news.erols.com!howland.erols.net!EU.net!Austria.EU.net!siemens.at!pc5829.hil.siemens.at!not-for-mail From: Ingo Molnar <mingo@pc5829.hil.siemens.at> Newsgroups: comp.os.linux.development.system,comp.unix.bsd.freebsd.misc Subject: Re: Linux vs FreeBSD disk io performance Date: 19 Oct 1996 11:02:28 GMT Organization: Siemens AG Austria Lines: 19 Message-ID: <54acg4$ojq@zwei.siemens.at> References: <86g23ey1uc.fsf@romulus.ihosteng.priv.no> <Pine.LNX.3.95.961019033204.29108V-100000@yoda.fdt.net> NNTP-Posting-Host: firix.siemens.at X-Newsreader: TIN [UNIX 1.3 unoff BETA release 961006] Xref: euryale.cc.adfa.oz.au comp.os.linux.development.system:33880 comp.unix.bsd.freebsd.misc:29738 In comp.os.linux.development.system Fu Bar <fubar@gnv.fdt.net> wrote: : On 16 Oct 1996, Ivar Hosteng wrote: : > I have been using Linux for 1 1/2 years now. I am using my system as a : > news server and a mailserver for a small network. When the news is : > beeing expired I can notice a clearly drop in disk performance. The df : > command takes about 2-6 seconds to complete and logging in also has : This is because the df you are using on linux was likely compiled with the : sync option...where it does a sync before reporting on space. Get the : source, and recompile, and df will be speedy no matter what your system is : doing. or put this into /etc/profile: alias df='df --no-sync' -- mingo