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=216916 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.html 2.3.1.1. Writing an Image File to USB Procedure 2.1. Using dd to Write the Image # dd if=FreeBSD-11.0-RELEASE-amd64-memstick.img of=/dev/da0 bs=1M conv=sync # gpart show da0 => 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 => 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 recover da0 writes identical information from begin at the end. Some HW refuse booting with corrupt GPT. -- You are receiving this mail because: You are the assignee for the bug.help
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