From owner-freebsd-questions@freebsd.org Wed Jan 25 04:45:45 2017 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 346D0CB264F for ; Wed, 25 Jan 2017 04:45:45 +0000 (UTC) (envelope-from sakhmatd@riseup.net) Received: from mx1.riseup.net (mx1.riseup.net [198.252.153.129]) (using TLSv1.2 with cipher ECDHE-RSA-AES256-GCM-SHA384 (256/256 bits)) (Client CN "*.riseup.net", Issuer "COMODO RSA Domain Validation Secure Server CA" (verified OK)) by mx1.freebsd.org (Postfix) with ESMTPS id 1C2E5333 for ; Wed, 25 Jan 2017 04:45:44 +0000 (UTC) (envelope-from sakhmatd@riseup.net) Received: from piha.riseup.net (unknown [10.0.1.163]) (using TLSv1 with cipher ECDHE-RSA-AES256-SHA (256/256 bits)) (Client CN "*.riseup.net", Issuer "COMODO RSA Domain Validation Secure Server CA" (verified OK)) by mx1.riseup.net (Postfix) with ESMTPS id 98A391A1C2F for ; Wed, 25 Jan 2017 04:45:38 +0000 (UTC) DKIM-Signature: v=1; a=rsa-sha256; c=relaxed/simple; d=riseup.net; s=squak; t=1485319538; bh=1L0fJ0p4dCd79Dc/Wdaa878p3yCLDbA6HPQnpkUjpRA=; h=Date:From:To:Subject:In-Reply-To:References:From; b=D99l8/2bvbn5r3s4Z3PpZchgwAq4LQ1i5mL3IgYMfNMWR5xQzNei+1auLpDw+Fe7+ XrgsqUNZhHiLPbFt7Lr6WTzEqdN+oEcJLCbcXGFvUlRkrzLQTg/wlg0E88/QfooXmn LmCgjmm/cgzUunBDY/UudrViEw+SQIK6Pbd8U6rs= Received: from [127.0.0.1] (localhost [127.0.0.1]) (Authenticated sender: sakhmatd) with ESMTPSA id 3DB251C07C3 Date: Tue, 24 Jan 2017 23:45:36 -0500 From: Sergei Akhmatdinov To: freebsd-questions@freebsd.org Subject: Re: How to capture console messages during boot? Message-ID: <20170124234536.7b43ba1a@riseup.net> In-Reply-To: References: MIME-Version: 1.0 Content-Type: multipart/signed; micalg=pgp-sha256; boundary="Sig_/eDbYN8cV3fPFgg2ykOj8woo"; protocol="application/pgp-signature" 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: Wed, 25 Jan 2017 04:45:45 -0000 --Sig_/eDbYN8cV3fPFgg2ykOj8woo Content-Type: text/plain; charset=US-ASCII Content-Transfer-Encoding: quoted-printable On Tue, 24 Jan 2017 19:59:01 -0800 David Christensen wrote: > I am attempting to build a graphical workstation using: > [snip] > As I add software and adjust configuration settings, invariably I create= =20 > or encounter issues. Some of these generate warnings/ errors on the=20 > console when the system boots. I'd like to capture console messages=20 > during boot, so that I can review them and fix things. Assuming I understand the question correctly, you can: 1. Press ScrLk during boot and scroll up-down. 2. Use `dmesg -a`, maybe piped into `less` if you prefer. The -a switch should show you the boot process messages, which are norma= lly suppressed. 3. Check /var/log/ Cheers, --=20 Sergei Akhmatdinov My GPG public key: gpg --keyserver pgp.mit.edu --recv-keys AD800D99 --Sig_/eDbYN8cV3fPFgg2ykOj8woo Content-Type: application/pgp-signature Content-Description: OpenPGP digital signature -----BEGIN PGP SIGNATURE----- iQIzBAEBCAAdFiEEFByDSlcPK9lAgiNNxKRHP62ADZkFAliILXAACgkQxKRHP62A DZlY4A/+IXgEUq1eZlmdQp0BZV/RqnUfMaFPNQaapGeDgeFfo3kzCLYOx2LBgBA3 7l9hEz0+uZSruKW1iSJ6/7zfCq5YepCs5MiDcgdHwWNMGlijmIvaxFEZN0iGZE7y 2zWO3ywaw54dKvYcuslJ8T6em2aQV+TCmbxHmuFRUwisPK+zyCHnsrUtkH7VzRWl ZjarzQXQTAUdOAHqyalBruPsebixjQ5H6X9fpam0vf+LbLb3eKfP1OZ+zMEeM26j DIcq4vBxRmmuG6YygCa2nL4IC6ssHxZJI9/g5HKp6CJZFMrPk4aoQikIAHKRyhcY iifkoJ/jpPYzNi3Ka4ifyq5YlhQobSOKjUhonaNVqkKUhzMxNH6xPsWkaAKEPjrX uN+foi+ZgkSlUyGvT7er/of4vwBRKz/Y3afRQqtH74k2/Dpd/oue9xov5YLEy8Aa EvpsAxdmnW0IlDYWEA3G8oi62tfbWIzkEpCzSBpxxBrH5azdobF97U+v7TcejxA4 3Of1Rm2A5AfEqxQd2mgbj9iil9wDHZFhl6f49Fp3bx46j0wSWIaFyET6SMGpxjLg BFnfFQWREgufo9CP2HqKCLzPrMt/ixf6jViM3vRm9qL4tYZse/SEs+Ths5G7iBf8 SegQmHxiUQe2JIt5Nk20EEUt3C7JH+iQdPhtsjSH9GPEpxBDuXU= =5X4Q -----END PGP SIGNATURE----- --Sig_/eDbYN8cV3fPFgg2ykOj8woo--