Date: Thu, 05 Jul 2007 00:00:40 -0700 From: Garrett Cooper <youshi10@u.washington.edu> To: ports@FreeBSD.org, hackers@freebsd.org Subject: Re: Finding slowdowns in pkg_install (continuations of previous threads) Message-ID: <468C9718.1050108@u.washington.edu> In-Reply-To: <468C96C0.1040603@u.washington.edu> References: <468C96C0.1040603@u.washington.edu>
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Garrett Cooper wrote: > I'm currently running a gamut of tests (500 tests, per package -- > 128 total on my server), and outputting all data to CSV files to > interpret later, using another Perl script to interpret calculated > averages and standard deviations. > > Using basic printf(2)'s with clock_gettime(2) I have determined > that the majority of the issues are disk-bound (as Tom Kientzle put > it). The scope of my problem is not to analyze tar, but I've > discovered that a lot of time is spent in reading and interpreting the > +CONTENTS and related files (most notably in parsing commands to be > honest). > > Will post more conclusive results tomorrow once all of my results > are available. > > Cheers, > -Garrett Forgot to include hackers@. -Garrett
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