Date: Mon, 23 Aug 2004 15:43:44 +0300 From: Giorgos Keramidas <keramida@linux.gr> To: Danny Braniss <danny@cs.huji.ac.il> Cc: freebsd-current@freebsd.org Subject: Re: src/UPDATING Message-ID: <20040823124343.GD2239@gothmog.gr> In-Reply-To: <20040823074614.17DC343D41@mx1.FreeBSD.org> References: <20040823074614.17DC343D41@mx1.FreeBSD.org>
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On 2004-08-23 10:46, Danny Braniss <danny@cs.huji.ac.il> wrote: > shouldn't > NOTE TO PEOPLE WHO THINK THAT FreeBSD 5.x IS SLOW: > now be 6.x ... Would something like this seem ok to you? It only mentions FreeBSD-CURRENT instead of a specific version, so it will also work for FreeBSD 7.X when that comes along. %%% Index: UPDATING =================================================================== RCS file: /home/ncvs/src/UPDATING,v retrieving revision 1.346 diff -u -r1.346 UPDATING --- UPDATING 21 Aug 2004 19:44:43 -0000 1.346 +++ UPDATING 23 Aug 2004 12:42:30 -0000 @@ -8,13 +8,13 @@ /usr/ports/UPDATING. Please read that file before running portupgrade. Important recent entries: 20040724 (default X changes). -NOTE TO PEOPLE WHO THINK THAT FreeBSD 5.x IS SLOW: - FreeBSD 5.x has many debugging features turned on, in - both the kernel and userland. These features attempt to detect - incorrect use of system primitives, and encourage loud failure - through extra sanity checking and fail stop semantics. They - also substantially impact system performance. If you want to - do performance measurement, benchmarking, and optimization, +NOTE TO PEOPLE WHO THINK THAT FREEBSD-CURRENT IS SLOW: + The CURRENT branch of FreeBSD has many debugging features turned + on, in both the kernel and userland. These features attempt to + detect incorrect use of system primitives, and encourage loud + failure through extra sanity checking and fail stop semantics. + They also substantially impact system performance. If you want + to do performance measurement, benchmarking, and optimization, you'll want to turn them off. This includes various WITNESS- related kernel options, INVARIANTS, malloc debugging flags in userland, and various verbose features in the kernel. Many %%%
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