Date: Fri, 13 Aug 2010 00:21:33 +0000 (UTC) From: Dag-Erling Smorgrav <des@FreeBSD.org> To: src-committers@freebsd.org, svn-src-user@freebsd.org Subject: svn commit: r211251 - user/des/phybs Message-ID: <201008130021.o7D0LXhr038261@svn.freebsd.org>
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Author: des Date: Fri Aug 13 00:21:32 2010 New Revision: 211251 URL: http://svn.freebsd.org/changeset/base/211251 Log: Use size * 4 instead of a fixed interval. This may speed things up for smaller block sizes. Modified: user/des/phybs/phybs.c Modified: user/des/phybs/phybs.c ============================================================================== --- user/des/phybs/phybs.c Thu Aug 12 23:36:36 2010 (r211250) +++ user/des/phybs/phybs.c Fri Aug 13 00:21:32 2010 (r211251) @@ -41,7 +41,6 @@ static unsigned int minsize = 1024; static unsigned int maxsize = 8192; -#define STEP (maxsize * 4) static unsigned int total = (128 * 1024 * 1024); static int opt_r = 0; @@ -166,9 +165,9 @@ main(int argc, char *argv[]) "msec", "tps", "kBps"); for (size_t size = minsize; size <= maxsize; size *= 2) { printf("\n"); - scan(fd, size, 0, STEP, total / size); + scan(fd, size, 0, size * 4, total / size); for (off_t offset = BSIZE; offset < (off_t)size; offset *= 2) - scan(fd, size, offset, STEP, total / size); + scan(fd, size, offset, size * 4, total / size); } close(fd); exit(0);help
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