From owner-freebsd-questions@freebsd.org Sat Nov 26 03:33:09 2016 Return-Path: Delivered-To: freebsd-questions@mailman.ysv.freebsd.org Received: from mx1.freebsd.org (mx1.freebsd.org [IPv6:2001:1900:2254:206a::19:1]) by mailman.ysv.freebsd.org (Postfix) with ESMTP id 15577C54C28 for ; Sat, 26 Nov 2016 03:33:09 +0000 (UTC) (envelope-from lists@bertram-scharpf.de) Received: from mout.kundenserver.de (mout.kundenserver.de [217.72.192.75]) (using TLSv1.2 with cipher DHE-RSA-AES256-GCM-SHA384 (256/256 bits)) (Client CN "mout.kundenserver.de", Issuer "TeleSec ServerPass DE-2" (verified OK)) by mx1.freebsd.org (Postfix) with ESMTPS id 6DAD4F2C for ; Sat, 26 Nov 2016 03:33:07 +0000 (UTC) (envelope-from lists@bertram-scharpf.de) Received: from becker.bs.l ([85.180.2.200]) by mrelayeu.kundenserver.de (mreue103 [212.227.15.145]) with ESMTPSA (Nemesis) id 0LphYc-1ch5GU0Vba-00fNxz for ; Sat, 26 Nov 2016 04:33:00 +0100 Received: from bsch by becker.bs.l with local (Exim 4.87 (FreeBSD)) (envelope-from ) id 1cATjX-000FAD-CF for freebsd-questions@freebsd.org; Sat, 26 Nov 2016 04:32:59 +0100 Date: Sat, 26 Nov 2016 04:32:59 +0100 From: Bertram Scharpf To: freebsd-questions@freebsd.org Subject: Re: Old laptop not able to get enough entropy in FreeBSD 11 Message-ID: <20161126033259.GA57873@becker.bs.l> Mail-Followup-To: freebsd-questions@freebsd.org References: <20161109121030.2f678bea@gumby.homeunix.com> MIME-Version: 1.0 Content-Type: text/plain; charset=utf-8 Content-Disposition: inline In-Reply-To: User-Agent: Mutt/1.7.1 (2016-10-04) Sender: Bertram Scharpf X-Provags-ID: V03:K0:XsCLFIGAGa74MGuUi7x1cCS+x7VhdqUCC74FCaukvseroxZ7/fY S4YOBQyYqt5mkjZkgPG5QEk4MlKqjT318+YmiDQ14Y20XWpgZ8IerfEz3KJbZfXZ4pqFtux h0RGIaJsGhEeDOB8BOQc5jFhDT0FteE2kmzkYWX9ZyRgfjS5GXiAKTKIyf7Dk71MtSI1xnR 0qWM4WCHEIXujkd/bsUzA== X-UI-Out-Filterresults: notjunk:1;V01:K0:Hj8b2AMv8dg=:ncLOhpkv4JeISCs6t6IEuL 7SE8VPnbOQT4AiPo36MXk+6rv6Yrcixl96sBYNQhfh04Oep9HAaUQQV2+IrWT/JthZoq+HjDg yR6X+Ya6gg09g0aDLXDYMOELUnUSFl9/S2Kw1TicFtpyF19KL2AnvcCmRg4mOSwnwXysTaq7m 0n92xYo443GCsISf2LuvNgtznnmnmZmf/8csRaPFDfbgxslTSh3ijPkZ78/8lz79UOZqmyuCv q3NS5ukiagB6R2LqrdpcYSAycmUt7e9BhDNmff1k8HJNYNROAbi54EYEQTTv7EPZTPsuY7eRK sARMfyFQa9c71i01pSbG2M5xRxzDeHcgeSHrB3DhmqbpEFgDS+qZagDuh++H6+KK6CVsESPoF ScbLM3xbuBBFvJ+XUs4FBPvOuYJ9AqZueKat8uXY+jPtWLaSYXbS7Zmq0mgnfIkTqRNH/epH9 0wMUmoUbqi9p+WW3Ksh0nZSjcOJ7+EnzMce8w9nXmg/nNf604qojk2SMY0naCx7pNLHM9+EhU 0F/C/aBCf6gD1tPyAOJZfcda1ryLOPKPF/NLPTsEx/GoZ1gSL94+UmiiWCC9A6zbE9rqOUEUI AgeQR6TW7k9O+q722zO4G/Ah8/c+kAWdWhiiuwEiaRPc84HYUbYTqOznQHFr5pkdWFoZpzOVw g8iegmeWXAXSKcRki+GQMpGKOjPZRwEC0X6PgNkPEtXpIETqRc8YQoWF4RPT0Meg/eRI= X-BeenThere: freebsd-questions@freebsd.org X-Mailman-Version: 2.1.23 Precedence: list List-Id: User questions List-Unsubscribe: , List-Archive: List-Post: List-Help: List-Subscribe: , X-List-Received-Date: Sat, 26 Nov 2016 03:33:09 -0000 On Friday, 25. Nov 2016, 18:31:24 -0800, Jack L. wrote: > >> > I have an old single core AMD Turion ML-37 laptop that has nothing > >> > installed. When I boot it up, the moment it displays login:, it hangs > >> > until i press some random keys. At shutdown, it will hang until I > >> > press keys and it will not move onto the next line of shutdown until > >> > I keep pressing keys. > >> > > >> > If I cat /dev/random > ./dev/null while using the laptop, it works > >> > fine but when nothing is happening, the laptop hangs. Any ideas? It's > >> > running 11.0-STABLE > > > > Any ideas on why the laptop would have that behavior in 11? It didn't hang > > at all in 10.3-STABLE > > > >> > >> I just installed 12-CURRENT on the laptop and it also hangs even at > install/boot/shutdown until I hit keys, then it will move as long as I > continue to hit keys. I also found that if I ping the laptop, it will > respond but in between pings, it will hang. Using FreeBSD 10.3, it works > perfectly fine without any random keypresses. Any ideas? I'm convinced this behaviour it worth being analysed. Can you gain any knowlegde by calling cat through truss? Bertram -- Bertram Scharpf Stuttgart, Deutschland/Germany http://www.bertram-scharpf.de