From owner-freebsd-stable Fri Jan 8 09:12:05 1999 Return-Path: Received: (from majordom@localhost) by hub.freebsd.org (8.8.8/8.8.8) id JAA21478 for freebsd-stable-outgoing; Fri, 8 Jan 1999 09:12:05 -0800 (PST) (envelope-from owner-freebsd-stable@FreeBSD.ORG) Received: from duey.wolves.k12.mo.us (duey.wolves.k12.mo.us [207.160.214.9]) by hub.freebsd.org (8.8.8/8.8.8) with ESMTP id JAA21452 for ; Fri, 8 Jan 1999 09:12:00 -0800 (PST) (envelope-from cdillon@wolves.k12.mo.us) Received: from duey.wolves.k12.mo.us (cdillon@duey.wolves.k12.mo.us [207.160.214.9]) by duey.wolves.k12.mo.us (8.8.8/8.8.8) with ESMTP id LAA01303; Fri, 8 Jan 1999 11:10:52 -0600 (CST) (envelope-from cdillon@wolves.k12.mo.us) Date: Fri, 8 Jan 1999 11:10:52 -0600 (CST) From: Chris Dillon To: Mark Murray cc: Steve Watt , freebsd-stable@FreeBSD.ORG Subject: Re: IRQ entropy causes panics? In-Reply-To: <199901081159.NAA17887@greenpeace.grondar.za> Message-ID: MIME-Version: 1.0 Content-Type: TEXT/PLAIN; charset=US-ASCII Sender: owner-freebsd-stable@FreeBSD.ORG Precedence: bulk X-Loop: FreeBSD.ORG On Fri, 8 Jan 1999, Mark Murray wrote: > Steve Watt wrote: > > On Fri, Jan 08, 1999 at 10:23:02AM +0200, Mark Murray wrote: > > The IRQ that my PPP link is on is often (and is at the moment) high-rate, > > for some definition thereof. It's seeing about 800 int/sec, eyeball > > averaged. Thank goodness for 16550s; that's a 128k ISDN modem, the > > port's running 115.2k. > > That could cause problems; I'll look into it. > > > What it sounds like is that I shouldn't use "high rate" (for some > > definition thereof -- more than the clock irqs?) things to feed > > the entropy pool. That probably ought to be documented somewhere. > > I'll fix that too :-). If I recall correctly, this _was_ documented before we moved from /etc/sysconfic to /etc/rc.conf (basically, becuse we went from "sections" with long descriptions for each option to single lines for each option). It also specifically mentioned not to hook interrupts attached to serial ports or the clock, I think. -- Chris Dillon - cdillon@wolves.k12.mo.us - cdillon@inter-linc.net /* FreeBSD: The fastest and most stable server OS on the planet. For Intel x86 and compatibles (SPARC and Alpha under development) ( http://www.freebsd.org ) */ To Unsubscribe: send mail to majordomo@FreeBSD.org with "unsubscribe freebsd-stable" in the body of the message