From owner-freebsd-doc@freebsd.org Wed Feb 8 13:51:46 2017 Return-Path: Delivered-To: freebsd-doc@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 CB51CCD62C3 for ; Wed, 8 Feb 2017 13:51:46 +0000 (UTC) (envelope-from bugzilla-noreply@freebsd.org) Received: from kenobi.freebsd.org (kenobi.freebsd.org [IPv6:2001:1900:2254:206a::16:76]) (using TLSv1.2 with cipher ECDHE-RSA-AES256-GCM-SHA384 (256/256 bits)) (Client did not present a certificate) by mx1.freebsd.org (Postfix) with ESMTPS id A2EF5CA0 for ; Wed, 8 Feb 2017 13:51:46 +0000 (UTC) (envelope-from bugzilla-noreply@freebsd.org) Received: from bugs.freebsd.org ([127.0.1.118]) by kenobi.freebsd.org (8.15.2/8.15.2) with ESMTP id v18DpkWC062510 for ; Wed, 8 Feb 2017 13:51:46 GMT (envelope-from bugzilla-noreply@freebsd.org) From: bugzilla-noreply@freebsd.org To: freebsd-doc@FreeBSD.org Subject: [Bug 216916] Corrupt GPT image in USB memstick ver FreBSD 11.0 Date: Wed, 08 Feb 2017 13:51:46 +0000 X-Bugzilla-Reason: AssignedTo X-Bugzilla-Type: new X-Bugzilla-Watch-Reason: None X-Bugzilla-Product: Documentation X-Bugzilla-Component: Documentation X-Bugzilla-Version: Latest X-Bugzilla-Keywords: X-Bugzilla-Severity: Affects Many People X-Bugzilla-Who: for-freebsd-11@jozef.drahovsky.sk X-Bugzilla-Status: New X-Bugzilla-Resolution: X-Bugzilla-Priority: --- X-Bugzilla-Assigned-To: freebsd-doc@FreeBSD.org X-Bugzilla-Flags: X-Bugzilla-Changed-Fields: bug_id short_desc product version rep_platform op_sys bug_status bug_severity priority component assigned_to reporter Message-ID: Content-Type: text/plain; charset="UTF-8" Content-Transfer-Encoding: quoted-printable X-Bugzilla-URL: https://bugs.freebsd.org/bugzilla/ Auto-Submitted: auto-generated MIME-Version: 1.0 X-BeenThere: freebsd-doc@freebsd.org X-Mailman-Version: 2.1.23 Precedence: list List-Id: Documentation project List-Unsubscribe: , List-Archive: List-Post: List-Help: List-Subscribe: , X-List-Received-Date: Wed, 08 Feb 2017 13:51:46 -0000 https://bugs.freebsd.org/bugzilla/show_bug.cgi?id=3D216916 Bug ID: 216916 Summary: Corrupt GPT image in USB memstick ver FreBSD 11.0 Product: Documentation Version: Latest Hardware: Any OS: Any Status: New Severity: Affects Many People Priority: --- Component: Documentation Assignee: freebsd-doc@FreeBSD.org Reporter: for-freebsd-11@jozef.drahovsky.sk I suggest adding next text to pages handbook https://www.freebsd.org/doc/en_US.ISO8859-1/books/handbook/bsdinstall-pre.h= tml 2.3.1.1. Writing an Image File to USB Procedure 2.1. Using dd to Write the Image # dd if=3DFreeBSD-11.0-RELEASE-amd64-memstick.img of=3D/dev/da0 bs=3D1M con= v=3Dsync # gpart show da0 =3D> 3 1433741 da0 GPT (7.3G) [CORRUPT] 3 1600 1 efi (800K) 1603 125 2 freebsd-boot (63K) 1728 1429968 3 freebsd-ufs (698M) 1431696 2048 4 freebsd-swap (1.0M) # gpart recover da0 # gpart show da0 =3D> 3 15335413 da0 GPT (7.3G) 3 1600 1 efi (800K) 1603 125 2 freebsd-boot (63K) 1728 1429968 3 freebsd-ufs (698M) 1431696 2048 4 freebsd-swap (1.0M) 1433744 13901672 - free - (6.6G) Notes: GPT partition in USB is default corrupted because every USB is differently size. GPT partition is at begin and at end. Command gpart recov= er da0 writes identical information from begin at the end. Some HW refuse boot= ing with corrupt GPT. --=20 You are receiving this mail because: You are the assignee for the bug.=