Return-Path: Received: (majordomo@vger.kernel.org) by vger.kernel.org via listexpand id ; Wed, 17 Apr 2002 02:01:43 -0400 Received: (majordomo@vger.kernel.org) by vger.kernel.org id ; Wed, 17 Apr 2002 02:01:42 -0400 Received: from zero.tech9.net ([209.61.188.187]:24588 "EHLO zero.tech9.net") by vger.kernel.org with ESMTP id ; Wed, 17 Apr 2002 02:01:41 -0400 Subject: Re: Why HZ on i386 is 100 ? From: Robert Love To: Linus Torvalds Cc: Mark Mielke , davidm@hpl.hp.com, Davide Libenzi , linux-kernel@vger.kernel.org In-Reply-To: Content-Type: text/plain Content-Transfer-Encoding: 7bit X-Mailer: Ximian Evolution 1.0.3 Date: 17 Apr 2002 02:01:42 -0400 Message-Id: <1019023303.1670.37.camel@phantasy> Mime-Version: 1.0 Sender: linux-kernel-owner@vger.kernel.org X-Mailing-List: linux-kernel@vger.kernel.org On Wed, 2002-04-17 at 01:34, Linus Torvalds wrote: > No, it also makes it much easier to convert to/from the standard UNIX time > formats (ie "struct timeval" and "struct timespec") without any surprises, > because a jiffy is exactly representable in both if you have a HZ value > of 100 or 100, but not if your HZ is 1024. Exactly - this was my issue. So what _was_ the rationale behind Alpha picking 1024 (and others following)? More importantly, can we change to 1000? Robert Love - To unsubscribe from this list: send the line "unsubscribe linux-kernel" in the body of a message to majordomo@vger.kernel.org More majordomo info at http://vger.kernel.org/majordomo-info.html Please read the FAQ at http://www.tux.org/lkml/