From owner-freebsd-alpha Sat Mar 4 0:44:48 2000 Delivered-To: freebsd-alpha@freebsd.org Received: from mail.netwing.at (mail.netwing.at [194.93.77.21]) by hub.freebsd.org (Postfix) with ESMTP id 0230F37B7A2 for ; Sat, 4 Mar 2000 00:44:45 -0800 (PST) (envelope-from tom@knienieder.com) Received: from knienieder.com (dialin-ibk-0206.netwing.at [194.93.76.38]) by mail.netwing.at (8.9.3/8.9.3) with ESMTP id JAA14329; Sat, 4 Mar 2000 09:44:30 +0100 Message-ID: <38C0CCE9.89862D97@knienieder.com> Date: Sat, 04 Mar 2000 09:44:25 +0100 From: Tom Knienieder X-Mailer: Mozilla 4.72 [en] (X11; I; OpenBSD 2.6 i386) X-Accept-Language: de-AT, en MIME-Version: 1.0 To: Andrew Gallatin Cc: freebsd-alpha@freebsd.org Subject: Re: Alpha ISO is fantastic! References: <212CC57E84B8D111AD780000F84AA049083C2C11@mroexc2.tay.dec.com> <20000303232726.A5993@yedi.iaf.nl> <14528.17265.955978.964252@grasshopper.cs.duke.edu> Content-Type: text/plain; charset=us-ascii Content-Transfer-Encoding: 7bit Sender: owner-freebsd-alpha@FreeBSD.ORG Precedence: bulk X-Loop: FreeBSD.org Andrew Gallatin wrote: > > Wilko Bulte writes: > > I'd be very interested to see how the XP1000 behaves running X as I see > > problems on all my Alphas (Miata GL , Miata MX5 and EB64+/Aspen Alpine) > > when running X. > > I suspect that it will do much better because a tsunami chipset > behaves a lot like an x86 on bad accesses -- reads to bad addresses in > device memory return -1 and writes are ignored. All other platforms > give you a machine check. This confused the heck out of me when I was > doing the tsunami support. > > On a related note -- Wilko, can you try compiling X with either -O or > -O0? I just tracked down a nasty bug troubling somebody else which > was caused by gcc generating bad code. I have a sneaking suspicion > that the compiler might be behind at least some of your pain. > I noticed the same thing. For example mysql-3.23.11-alpha has uptimes from serveral minutes on my 164lx under heavy load. I changed the CFLAGS from -O3 and -O2 to -O0. It's up for over 20 hours now. Tom To Unsubscribe: send mail to majordomo@FreeBSD.org with "unsubscribe freebsd-alpha" in the body of the message