From owner-freebsd-emulation Tue Jan 4 13:45:50 2000 Delivered-To: freebsd-emulation@freebsd.org Received: from rah.star-gate.com (216-200-29-190.snj0.flashcom.net [216.200.29.194]) by hub.freebsd.org (Postfix) with ESMTP id EC40214CF6 for ; Tue, 4 Jan 2000 13:45:48 -0800 (PST) (envelope-from hasty@rah.star-gate.com) Received: from rah.star-gate.com (localhost.star-gate.com [127.0.0.1]) by rah.star-gate.com (8.9.3/8.9.3) with ESMTP id NAA26137; Tue, 4 Jan 2000 13:45:29 -0800 (PST) (envelope-from hasty@rah.star-gate.com) Message-Id: <200001042145.NAA26137@rah.star-gate.com> X-Mailer: exmh version 2.0.2 2/24/98 To: nate@mt.sri.com (Nate Williams) Cc: Bob Shaw , emulation@FreeBSD.ORG Subject: Re: linux_base-6.1: Are Linux threads supported? In-reply-to: Your message of "Tue, 04 Jan 2000 14:35:50 MST." <200001042135.OAA15019@mt.sri.com> Mime-Version: 1.0 Content-Type: text/plain; charset=us-ascii Date: Tue, 04 Jan 2000 13:45:29 -0800 From: Amancio Hasty Sender: owner-freebsd-emulation@FreeBSD.ORG Precedence: bulk X-Loop: FreeBSD.org > > > > I'd like to install Blackdown JDK 1.2.2 RC3 on FreeBSD 3.4 > > > > with linux_base-6.1. I know there are some Blackdown problems with > > > > native threads, but I have not been able to determine whether there > > > > are any FreeBSD-specific problems that will remain once Blackdown > > > > gets their release fixed. Will native threads at the JDK level map to > > > > native threads at the FreeBSD 3.4 level? (If so, is there any idea how > > > > performance will compare to native Linux?) > > > > > > FreeBSD has no native 'kernel threads', so it won't help out. However, > > > the Linux JIT is a *big* improvement. > > > > I could have sworn to have used linux kernel threads in FreeBSD 8) > > Linux kernel threads are not native kernel threads. They are not part > of the standard distribution, they have an incompatible license, and do > not scale very well on most Java applications. However, for *certain* Dumb question: Are the Linux kernel threads on FreeBSD comparable to Linux kernel threads running on Linux? That is do the kernel threaded apps run with the same architectural flaws both on Linux and FreeBSD? -- Amancio Hasty hasty@rah.star-gate.com To Unsubscribe: send mail to majordomo@FreeBSD.org with "unsubscribe freebsd-emulation" in the body of the message