From owner-svn-src-user@FreeBSD.ORG  Fri Aug 13 00:21:33 2010
Return-Path: <owner-svn-src-user@FreeBSD.ORG>
Delivered-To: svn-src-user@freebsd.org
Received: from mx1.freebsd.org (mx1.freebsd.org [IPv6:2001:4f8:fff6::34])
	by hub.freebsd.org (Postfix) with ESMTP id 3279C1065672;
	Fri, 13 Aug 2010 00:21:33 +0000 (UTC) (envelope-from des@FreeBSD.org)
Received: from svn.freebsd.org (svn.freebsd.org [IPv6:2001:4f8:fff6::2c])
	by mx1.freebsd.org (Postfix) with ESMTP id 227968FC16;
	Fri, 13 Aug 2010 00:21:33 +0000 (UTC)
Received: from svn.freebsd.org (localhost [127.0.0.1])
	by svn.freebsd.org (8.14.3/8.14.3) with ESMTP id o7D0LXNY038263;
	Fri, 13 Aug 2010 00:21:33 GMT (envelope-from des@svn.freebsd.org)
Received: (from des@localhost)
	by svn.freebsd.org (8.14.3/8.14.3/Submit) id o7D0LXhr038261;
	Fri, 13 Aug 2010 00:21:33 GMT (envelope-from des@svn.freebsd.org)
Message-Id: <201008130021.o7D0LXhr038261@svn.freebsd.org>
From: Dag-Erling Smorgrav <des@FreeBSD.org>
Date: Fri, 13 Aug 2010 00:21:33 +0000 (UTC)
To: src-committers@freebsd.org, svn-src-user@freebsd.org
X-SVN-Group: user
MIME-Version: 1.0
Content-Type: text/plain; charset=UTF-8
Content-Transfer-Encoding: 8bit
Cc: 
Subject: svn commit: r211251 - user/des/phybs
X-BeenThere: svn-src-user@freebsd.org
X-Mailman-Version: 2.1.5
Precedence: list
List-Id: "SVN commit messages for the experimental &quot; user&quot;
	src tree" <svn-src-user.freebsd.org>
List-Unsubscribe: <http://lists.freebsd.org/mailman/listinfo/svn-src-user>,
	<mailto:svn-src-user-request@freebsd.org?subject=unsubscribe>
List-Archive: <http://lists.freebsd.org/pipermail/svn-src-user>
List-Post: <mailto:svn-src-user@freebsd.org>
List-Help: <mailto:svn-src-user-request@freebsd.org?subject=help>
List-Subscribe: <http://lists.freebsd.org/mailman/listinfo/svn-src-user>,
	<mailto:svn-src-user-request@freebsd.org?subject=subscribe>
X-List-Received-Date: Fri, 13 Aug 2010 00:21:33 -0000

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);