Date: Sun, 28 Sep 2008 12:17:13 -0400 From: Bill Moran <wmoran@potentialtech.com> To: Wojciech Puchar <wojtek@wojtek.tensor.gdynia.pl> Cc: Danny Do <ai_quoc@hotmail.com>, freebsd-questions@freebsd.org Subject: Re: Hard disk bottle neck. Message-ID: <20080928121713.5c905a40.wmoran@potentialtech.com> In-Reply-To: <20080928165534.X96877@wojtek.tensor.gdynia.pl> References: <00d101c92154$691f53c0$3b5dfb40$@com> <48DF78C3.9080401@infracaninophile.co.uk> <BAY139-DAV95C49C49907D7EFE01A0190410@phx.gbl> <20080928165534.X96877@wojtek.tensor.gdynia.pl>
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Wojciech Puchar <wojtek@wojtek.tensor.gdynia.pl> wrote: > > after you recompile the kernel with that patch, check your disk > performance in some directory consisting of many large files > > cd that_dir > for x in *;do (cat $x >/dev/null &);done > > while running systat,:vmstat on another console More specifically, do this before and after you make the change, to demonstrate whether or not you actually fixed the problem. -- Bill Moran http://www.potentialtech.com
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