From mboxrd@z Thu Jan 1 00:00:00 1970 From: Efraim Flashner Subject: Re: How can I diagnose a startup failure on a live USB? Date: Sat, 9 Sep 2017 22:50:28 +0300 Message-ID: <20170909195028.GA2455@macbook42.flashner.co.il> References: <1504875804.3275.1.camel@gmail.com> Mime-Version: 1.0 Content-Type: multipart/signed; micalg=pgp-sha512; protocol="application/pgp-signature"; boundary="uAKRQypu60I7Lcqm" Return-path: Received: from eggs.gnu.org ([2001:4830:134:3::10]:36274) by lists.gnu.org with esmtp (Exim 4.71) (envelope-from ) id 1dqlm0-0000af-Qv for help-guix@gnu.org; Sat, 09 Sep 2017 15:50:37 -0400 Received: from Debian-exim by eggs.gnu.org with spam-scanned (Exim 4.71) (envelope-from ) id 1dqllx-0001vc-OX for help-guix@gnu.org; Sat, 09 Sep 2017 15:50:36 -0400 Received: from flashner.co.il ([178.62.234.194]:50138) by eggs.gnu.org with esmtp (Exim 4.71) (envelope-from ) id 1dqllx-0001s6-GC for help-guix@gnu.org; Sat, 09 Sep 2017 15:50:33 -0400 Content-Disposition: inline In-Reply-To: <1504875804.3275.1.camel@gmail.com> List-Id: List-Unsubscribe: , List-Archive: List-Post: List-Help: List-Subscribe: , Errors-To: help-guix-bounces+gcggh-help-guix=m.gmane.org@gnu.org Sender: "Help-Guix" To: David Seaward Cc: help-guix@gnu.org --uAKRQypu60I7Lcqm Content-Type: text/plain; charset=utf-8 Content-Disposition: inline Content-Transfer-Encoding: quoted-printable On Fri, Sep 08, 2017 at 03:03:24PM +0200, David Seaward wrote: > Hi all, >=20 > I am trying to run Guix SD from a live USB on two machines. On machine > A this works: I can select "linux-libre" from GRUB and the startup > process runs, ending with a prompt on TTY 1 and documentation on TTY 2. >=20 > On machine B, the startup process runs but towards the end (ssh- > keygen... ncsd...) the screen goes black and I can't switch between > TTYs. >=20 > How can I diagnose the cause of this problem? Even enough to report an > error message. >=20 > Regards, > David >=20 > P.S. Cross-posted on Stack Exchange if you like that kind of thing: >=20 > https://unix.stackexchange.com/questions/391156 >=20 >=20 Without knowing anything about your machines, did you try the nomodeset grub parameter? I find that normally helps with graphics issues. --=20 Efraim Flashner =D7=90=D7=A4=D7=A8=D7=99=D7=9D = =D7=A4=D7=9C=D7=A9=D7=A0=D7=A8 GPG key =3D A28B F40C 3E55 1372 662D 14F7 41AA E7DC CA3D 8351 Confidentiality cannot be guaranteed on emails sent or received unencrypted --uAKRQypu60I7Lcqm Content-Type: application/pgp-signature; name="signature.asc" -----BEGIN PGP SIGNATURE----- iQIzBAEBCgAdFiEEoov0DD5VE3JmLRT3Qarn3Mo9g1EFAlm0Rf8ACgkQQarn3Mo9 g1HNxxAAwBEpLNzSsCfej9BXW3508jPxP9AbNSkJ4qqDZCUNFKvXPi9imwHXRRVk 18/EvJ6JyWdKTldfWNww3md+np7MOv4UM9qNVrrQdsbPixHU+z/1bAzVqVHfO/HB E/zuTAbv8vj72Gq0QQwioIIsoV7QjKYMgZ7FJb3bIB4AgygEdQraxjS5CC7jUigZ hE57PQaMSYIVkrL0A5pFQiVrM+X85kfeibMDrwe4j4BIcgiiIpnhg5EfILPFglam Vkh1riMP7DYk5GPBv6ar/UTeQQxfWtFUiZUKy/wIwpRpu21M91IHTJ6pHoRSxDIm 4qWueWl1Sh/OlHfH8sbt47rdRjDpBp/g+OyHB3yKEI5oJAxw5vN9fSaV8wzToYAc g+CBfq0VLozPhLAWnc3NVz1NdQxNtWcB5HAgZ8yDCFDO2gnSlWELV+uwbx1nGGCI w1yjnnBUba7mw1LWpAxcVWYlxGdcPRbRwXjOJJloXElRB0J/oSTFdyMQ4L2w/V9g q89hHseYTP5oOLRLj2Xw39/dp6fOIOfIno3xMMoBikCc8dl8Oa3TXJsK7Lhm8trT URQYZnLi7Vb6tihsUBGi2n2otE19tuW4MAmG3/WCqgemQHA/w7MsQg9vEXIIYDa+ erV19Fs9xihcmcar/5IX+cuxqGys1MROiVC2cl0fMQ0Yu1rgrs0= =QsKb -----END PGP SIGNATURE----- --uAKRQypu60I7Lcqm--