From owner-freebsd-hackers Thu Dec 2 17:54:50 1999 Delivered-To: freebsd-hackers@freebsd.org Received: from mass.cdrom.com (mass.cdrom.com [204.216.28.184]) by hub.freebsd.org (Postfix) with ESMTP id 2E93A14F8B for ; Thu, 2 Dec 1999 17:54:40 -0800 (PST) (envelope-from msmith@mass.cdrom.com) Received: from mass.cdrom.com (localhost [127.0.0.1]) by mass.cdrom.com (8.9.3/8.9.3) with ESMTP id RAA02824; Thu, 2 Dec 1999 17:55:18 -0800 (PST) (envelope-from msmith@mass.cdrom.com) Message-Id: <199912030155.RAA02824@mass.cdrom.com> X-Mailer: exmh version 2.1.1 10/15/1999 To: David Scheidt Cc: Warner Losh , hackers@freebsd.org Subject: Re: tty level buffer overflows In-reply-to: Your message of "Thu, 02 Dec 1999 19:49:52 CST." Mime-Version: 1.0 Content-Type: text/plain; charset=us-ascii Date: Thu, 02 Dec 1999 17:55:18 -0800 From: Mike Smith Sender: owner-freebsd-hackers@FreeBSD.ORG Precedence: bulk X-Loop: FreeBSD.ORG > On Thu, 2 Dec 1999, Warner Losh wrote: > > > > > Dec 2 11:08:56 bifrost /kernel: sio0: 208 more tty-level buffer overflows (total 3356) > > > > is appearing on our ppp machine. What are tty-level buffer overflows? > > How can I fix this? What resource is running out? > > If I remember properly, it is a receive buffer filling up. There were some > hacks in 2.x kernels to get around it, so you might want t o go look through > the archives. It's documented in the sio(4) manpage, which is always worth reading. -- \\ Give a man a fish, and you feed him for a day. \\ Mike Smith \\ Tell him he should learn how to fish himself, \\ msmith@freebsd.org \\ and he'll hate you for a lifetime. \\ msmith@cdrom.com To Unsubscribe: send mail to majordomo@FreeBSD.org with "unsubscribe freebsd-hackers" in the body of the message