From owner-freebsd-java Wed Feb 19 14:11:36 2003 Delivered-To: freebsd-java@freebsd.org Received: from mx1.FreeBSD.org (mx1.freebsd.org [216.136.204.125]) by hub.freebsd.org (Postfix) with ESMTP id DA01037B405 for ; Wed, 19 Feb 2003 14:11:34 -0800 (PST) Received: from relay1.cris.net (relay1.cris.net [212.110.128.64]) by mx1.FreeBSD.org (Postfix) with ESMTP id 46F8243FA3 for ; Wed, 19 Feb 2003 14:11:31 -0800 (PST) (envelope-from ml@phantom.cris.net) Received: from phantom.cris.net (root@phantom.cris.net [212.110.130.74]) by relay1.cris.net (8.12.6/8.12.6) with ESMTP id h1K0Ievb003302; Thu, 20 Feb 2003 00:18:40 GMT Received: (from ml@localhost) by phantom.cris.net (8.12.6/8.12.2) id h1JMIDk1051563; Thu, 20 Feb 2003 00:18:13 +0200 (EET) (envelope-from ml) Date: Thu, 20 Feb 2003 00:18:13 +0200 From: Alexey Zelkin To: Milo Hyson Cc: FreeBSD Java Mailing List Subject: Re: JVM choking Message-ID: <20030220001813.A51537@phantom.cris.net> References: <3E53A5DE.9080506@cyberlifelabs.com> Mime-Version: 1.0 Content-Type: text/plain; charset=us-ascii Content-Disposition: inline User-Agent: Mutt/1.2.5i In-Reply-To: <3E53A5DE.9080506@cyberlifelabs.com>; from milo@cyberlifelabs.com on Wed, Feb 19, 2003 at 07:42:22AM -0800 X-Operating-System: FreeBSD 4.7-STABLE i386 Sender: owner-freebsd-java@FreeBSD.ORG Precedence: bulk List-ID: List-Archive: (Web Archive) List-Help: (List Instructions) List-Subscribe: List-Unsubscribe: X-Loop: FreeBSD.org Do you have testcases for anylizis ? I'd be interesting to take a look. On Wed, Feb 19, 2003 at 07:42:22AM -0800, Milo Hyson wrote: > Has anyone run into any problems with their JVM choking on too many > objects? I'm currently working on an application in which 1,000,000+ > objects are in existence at any given time. When the program first > starts up and begins creating the objects, things run very fast but soon > begin to slow down. Available memory also drops rapidly. Eventually, > everything grinds to a halt and it just sits there -- no disk activity, > no network traffic, no output, but 100% CPU load. Several tens of > megabytes of memory are still available so it's not out of RAM. After a > minute or so of no activity, an exception begins to be displayed but > never completes printing. There isn't enough of it shown to see what > kind of exception it is. At that point, all I can do is hit Ctrl-C > (which does kill it BTW). > > Anyone ever seen anything like this? I'm using the Native JDK 1.3.1 > w/patchset 8. The problem occurs both with and without a JIT, but seems > to get further without it. > > -- > Milo Hyson > CyberLife Labs > > > To Unsubscribe: send mail to majordomo@FreeBSD.org > with "unsubscribe freebsd-java" in the body of the message To Unsubscribe: send mail to majordomo@FreeBSD.org with "unsubscribe freebsd-java" in the body of the message