Date: Sat, 12 Apr 2003 05:06:42 +0930 From: Greg Lewis <glewis@eyesbeyond.com> To: Ernst de Haan <znerd@FreeBSD.org> Cc: Bill Proud <bill.proud@nl.wanadoo.com> Subject: Re: SIGBUS on FreeBSD 4.7-S / Native JDK 1.3 Message-ID: <20030412050641.A20096@misty.eyesbeyond.com> In-Reply-To: <200304111249.56506.znerd@FreeBSD.org>; from znerd@FreeBSD.org on Fri, Apr 11, 2003 at 11:49:56AM %2B0100 References: <200304111249.56506.znerd@FreeBSD.org>
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Hi Ernst, On Fri, Apr 11, 2003 at 11:49:56AM +0100, Ernst de Haan wrote: > We're in the middle of deploying quite a large frontend application on > Tomcat 4. We'd prefer to deploy on J2SE 1.3/FreeBSD, but we're getting > SIGBUS errors. Currently we're using these versions: > > * Tomcat 4.1.24 > * JDK 1.3.1p7 > * FreeBSD 4.7-STABLE (Compiled @ 2002.11.18/14:56:20 CET) > * x86 SMP system (Dual P4, I think) > > I see a number of alternative solutions: > > * Upgrade to FreeBSD 4.8 (I remember there were some Java-related > improvements after Nov 2002, right?) Native threading only. > * Upgrade to JDK 1.3.1p8 This may solve your problem. > * Set MAXUSERS to 0 in the kernel config file and recompile and install the > kernel (I remember this solved some native JDK problem in the past) I've never heard of that :). > * Use a different J2SE VM (I don't really want to do this) > * Examine the core file to see what exactly went wrong This is particularly helpful if you can get a core generated with java_g. > Any suggested approach? Upgrade to 1.3.1p8 and see if you can reproduce the problem, particularly with java_g. There was at least one SIGBUS fixed by p8. > Would any of you be able to examine the contents of this core file? I have > no experience with that sort of thing whatsoever :( My time is pretty limited right now, but if the problem still occurs after upgrading to 1.3.1p8 I'll try and take a look. -- Greg Lewis Email : glewis@eyesbeyond.com Eyes Beyond Web : http://www.eyesbeyond.com Information Technology FreeBSD : glewis@FreeBSD.org
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