Date: Wed, 08 Feb 2017 13:51:46 +0000 From: bugzilla-noreply@freebsd.org To: freebsd-doc@FreeBSD.org Subject: [Bug 216916] Corrupt GPT image in USB memstick ver FreBSD 11.0 Message-ID: <bug-216916-9@https.bugs.freebsd.org/bugzilla/>
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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.=
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