Date: Sat, 25 Sep 1999 14:27:03 -0700 From: Kent Stewart <kstewart@3-cities.com> To: john <jbarbee@singular.com> Cc: freebsd-questions@FreeBSD.ORG Subject: Re: performance increase with MSF? Message-ID: <37ED3E27.DD043DBD@3-cities.com> References: <4.2.0.58.19990925130141.00d75370@server0.singular.com>
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I'm curious what MFS is. I found when I was testing my HD's that the size parameter returned by the port "iozone" was a good start because it really required I/O and you couldn't depend on cache. Kent john wrote: > > server# df -k > Filesystem 1K-blocks Used Avail Capacity Mounted on > .... > procfs 4 4 0 100% /proc > mfs:337 7903 7234 37 99% /usr/local/www/global/tmp > > testfile is a 7 meg file created from a couple of tar files. > the 7234K used are taken up by testfile. there are no other files in the > mfs filesystem. > > server# /usr/bin/time grep blah testfile > ...grep output... > 0.11 real 0.06 user 0.05 sys > server# /usr/bin/time grep blah /usr/local/www/global/tmp/testfile > ...grep output... > 0.11 real 0.06 user 0.05 sys > > Is my method of testing invalid? Is 7 megs too small to make a > difference? Did I miss something when I read the docs? > > john. > > To Unsubscribe: send mail to majordomo@FreeBSD.org > with "unsubscribe freebsd-questions" in the body of the message -- Kent Stewart Richland, WA mailto:kstewart@3-cities.com http://www.3-cities.com/~kstewart/index.html SETI (Search for Extraterrestrial Intelligence) @ Home http://setiathome.ssl.berkeley.edu/ To Unsubscribe: send mail to majordomo@FreeBSD.org with "unsubscribe freebsd-questions" in the body of the message
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