From owner-freebsd-current Tue Mar 28 21:32:50 2000 Delivered-To: freebsd-current@freebsd.org Received: from apollo.backplane.com (apollo.backplane.com [216.240.41.2]) by hub.freebsd.org (Postfix) with ESMTP id 9F7E537B95B for ; Tue, 28 Mar 2000 21:32:48 -0800 (PST) (envelope-from dillon@apollo.backplane.com) Received: (from dillon@localhost) by apollo.backplane.com (8.9.3/8.9.1) id VAA57083; Tue, 28 Mar 2000 21:32:41 -0800 (PST) (envelope-from dillon) Date: Tue, 28 Mar 2000 21:32:41 -0800 (PST) From: Matthew Dillon Message-Id: <200003290532.VAA57083@apollo.backplane.com> To: Chris Piazza Cc: Gary Jennejohn , freebsd-current@FreeBSD.ORG Subject: Re: Very weird assembly failure (was Re: UP kernel performance and Matt Dillon's patches) References: <200003282137.XAA05281@peedub.muc.de> <200003290308.TAA56364@apollo.backplane.com> <200003290348.TAA56657@apollo.backplane.com> <20000328212703.A365@norn.ca.eu.org> Sender: owner-freebsd-current@FreeBSD.ORG Precedence: bulk X-Loop: FreeBSD.ORG :> problems. If WANT_RESCHED defaults to 0 by being undefined, then :> the reschedule flag is never cleared when a context switch is made :> and this could certainly lead to problems. : :Changing it to AST_RESCHED did not fix the problem for me. : :-Chris Ok. I'm seeing the same behavior here too over an ssh link. I'm pretty sure I broke need_resched and the processes are incorrectly getting too much cpu in the face of a wakeup. I just have to find out where. -Matt Matthew Dillon To Unsubscribe: send mail to majordomo@FreeBSD.org with "unsubscribe freebsd-current" in the body of the message