Date: Tue, 26 Apr 2005 17:10:07 -0600 From: Greg Lewis <glewis@eyesbeyond.com> To: Jon Kuster <kwsn@earthlink.net> Cc: freebsd-java@freebsd.org Subject: Re: java crashing when load average is high Message-ID: <20050426231007.GA33227@misty.eyesbeyond.com> In-Reply-To: <1114063800.12807.17.camel@jonnyv.kwsn.lan> References: <324cec6d05041712065a3ff926@mail.gmail.com> <20050420145915.GC78133@misty.eyesbeyond.com> <1114063800.12807.17.camel@jonnyv.kwsn.lan>
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Hi Jon, On Wed, Apr 20, 2005 at 11:10:00PM -0700, Jon Kuster wrote: > Native x86 1.4 went straight into the loop. Native x86 1.5 immediately > segfaulted - even on `java -version`. I removed all java-related ports > and linux ports, then reinstalled linux_base-8 and linux-sun-jdk14 and > tried to build jdk15 again. That build hung. I tried it again this > afternoon and somehow, it succeeded (after manual intervention when the > build craps out on a spectacularly long command, but I expected that). Just exactly what was that manual intervention? Did you split up the command that failed? > We tested it this evening, and it's stable under load. So now we've got > java working on amd64 with our Xeons. For anyone else trying to use > jdk15 on EM64T Xeons, be sure to use the patch in the message linked > below, otherwise your javavm will abort with an illegal instruction > error. Ok, I will try and get that fixed before the next patchset. While the patch gets things working on em64t, it hurts performance on an opteron or athlon64 that does have prefetchw, so we need to detect that and compile the correct version. -- Greg Lewis Email : glewis@eyesbeyond.com Eyes Beyond Web : http://www.eyesbeyond.com Information Technology FreeBSD : glewis@FreeBSD.org
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