From owner-freebsd-hackers Mon Mar 15 13: 3:21 1999 Delivered-To: freebsd-hackers@freebsd.org Received: from ns.mt.sri.com (sri-gw.MT.net [206.127.105.141]) by hub.freebsd.org (Postfix) with ESMTP id 7B65214BE4 for ; Mon, 15 Mar 1999 13:03:15 -0800 (PST) (envelope-from nate@mt.sri.com) Received: from mt.sri.com (rocky.mt.sri.com [206.127.76.100]) by ns.mt.sri.com (8.8.8/8.8.8) with SMTP id OAA15842; Mon, 15 Mar 1999 14:02:57 -0700 (MST) (envelope-from nate@rocky.mt.sri.com) Received: by mt.sri.com (SMI-8.6/SMI-SVR4) id OAA01477; Mon, 15 Mar 1999 14:02:44 -0700 Date: Mon, 15 Mar 1999 14:02:44 -0700 Message-Id: <199903152102.OAA01477@mt.sri.com> From: Nate Williams MIME-Version: 1.0 Content-Type: text/plain; charset=us-ascii Content-Transfer-Encoding: 7bit To: Dennis Cc: hackers@FreeBSD.ORG Subject: Re: changing consoles == lost data In-Reply-To: <199903151816.NAA26892@etinc.com> References: <199903151816.NAA26892@etinc.com> X-Mailer: VM 6.34 under 19.16 "Lille" XEmacs Lucid Sender: owner-freebsd-hackers@FreeBSD.ORG Precedence: bulk X-Loop: FreeBSD.ORG > What is happening when I hit ALT-F2, ALT-F3 etc to switch screens? > I've noticed that at with high speed data (in this case 45Mb/s) I can > generate overruns by switching screens...is it disabling interrupts > for a long period? Yes, for the num-lock/caps-lock LED's. This (apparently) requires disabling interrupts for a (relatively) long period of time. :( Nate To Unsubscribe: send mail to majordomo@FreeBSD.org with "unsubscribe freebsd-hackers" in the body of the message