From owner-freebsd-questions Thu Jul 30 16:21:31 1998 Return-Path: Received: (from majordom@localhost) by hub.freebsd.org (8.8.8/8.8.8) id QAA18860 for freebsd-questions-outgoing; Thu, 30 Jul 1998 16:21:31 -0700 (PDT) (envelope-from owner-freebsd-questions@FreeBSD.ORG) Received: from resnet.uoregon.edu (resnet.uoregon.edu [128.223.144.32]) by hub.freebsd.org (8.8.8/8.8.8) with ESMTP id QAA18834 for ; Thu, 30 Jul 1998 16:21:25 -0700 (PDT) (envelope-from dwhite@resnet.uoregon.edu) Received: from localhost (dwhite@localhost) by resnet.uoregon.edu (8.8.5/8.8.8) with SMTP id QAA24968; Thu, 30 Jul 1998 16:21:17 -0700 (PDT) (envelope-from dwhite@resnet.uoregon.edu) Date: Thu, 30 Jul 1998 16:21:17 -0700 (PDT) From: Doug White To: David Kulp cc: freebsd-questions@FreeBSD.ORG Subject: Re: lpt slows down other apps? In-Reply-To: <199807302139.OAA19010@board66.cruzers.com> Message-ID: MIME-Version: 1.0 Content-Type: TEXT/PLAIN; charset=US-ASCII Sender: owner-freebsd-questions@FreeBSD.ORG Precedence: bulk X-Loop: FreeBSD.ORG On Thu, 30 Jul 1998, David Kulp wrote: > For a little over a year now I've noticed a strange anomaly when > running laplink or printing: other programs become less responsive > when using the lpt device. > > A friend running FreeBSD has noticed the same problem. When > transferring a large amount of data we've both noticed that X becomes > jittery and sluggish and other applications are similarly less > responsive. > > Similarly, I recently bought a laserjet and found that when spooling > to the printer, other apps slow down. > > My question: what causes this to happen and how could it be fixed? try changing the printer port from interrupt-driven to polled mode using `lptcontrol -u 0 -p'. Doug White | University of Oregon Internet: dwhite@resnet.uoregon.edu | Residence Networking Assistant http://gladstone.uoregon.edu/~dwhite | Computer Science Major To Unsubscribe: send mail to majordomo@FreeBSD.org with "unsubscribe freebsd-questions" in the body of the message