Date: Tue, 11 Mar 1997 23:21:59 +0900 From: Masachika ISHIZUKA <ishizuka@isis.isl.ntt.co.jp> To: FreeBSD-gnats-submit@freebsd.org Cc: ishizuka@isis.isl.ntt.co.jp Subject: bin/2948: can't dump 640MB optical disks Message-ID: <199703111422.XAA15621@isis.isl.ntt.co.jp> Resent-Message-ID: <199703111430.GAA06231@freefall.freebsd.org>
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>Number: 2948 >Category: bin >Synopsis: can't dump 640MB optical disks >Confidential: no >Severity: serious >Priority: medium >Responsible: freebsd-bugs >State: open >Class: sw-bug >Submitter-Id: current-users >Arrival-Date: Tue Mar 11 06:30:01 PST 1997 >Last-Modified: >Originator: Masachika ISHIZUKA >Organization: Nippon telegraph and telephone corp. >Release: FreeBSD 3.0-970209-SNAP i386 >Environment: od0 at scbus0 target 5 lun 0 od0: <FUJITSU M2513A 1100> type 7 removable SCSI 2 od0: Optical 606MB (310352 2048 byte sectors) >Description: I can't dump 640 Megs MO (Magneto optical) disk as follows. # dump 0uf test.dmp /dev/rod0a DUMP: Date of this level 0 dump: Tue Mar 11 22:29:44 1997 DUMP: Date of last level 0 dump: the epoch DUMP: Dumping /dev/rod0a (/mo/) to test.dmp DUMP: mapping (Pass I) [regular files] DUMP: mapping (Pass II) [directories] DUMP: estimated 48882 tape blocks on 1.26 tape(s). DUMP: dumping (Pass III) [directories] DUMP: dumping (Pass IV) [regular files] DUMP: DUMP: read error from /dev/rod0a: Invalid argument: [block 2070]: count=5120 read error from /dev/rod0a: Invalid argument: [block 2090]: count=3072 DUMP: read error from /dev/rod0a: Invalid argument: [sector 2070]: count=512 DUMP: read error from /dev/rod0a: Invalid argument: [sector 2071]: count=512 And the following messages are displayed on console. od_strategy: Block number is not multiple of sector size (2): 0x816 od_strategy: Block number is not multiple of sector size (2): 0x82a od_strategy: Block number is not multiple of sector size (2): 0x82a od_strategy: Block number is not multiple of sector size (2): 0x816 od_strategy: Block number is not multiple of sector size (2): 0x817 od_strategy: Invalid b_bcount 512 at block number: 0x818 >How-To-Repeat: % sed -n /mo640/,/^\$/p /etc/disktab mo640|Generic 3.5in 640MB MO disk:\ :dt=SCSI:ty=removable:se#2048:nt#64:ns#32:nc#152:\ :pa#310352:oa#0:ba#8192:fa#2048:ta=4.2BSD:\ :pb#0:ob#0:tb=swap:\ :pc#310352:oc#0: % su # disklabel -r -w -B od0 mo640 # newfs -t 0 -u 0 /dev/rod0a # mount /dev/od0a /mnt # cp /kernel /mnt # dump 0uf test.dmp /dev/rod0a >Fix: I don't know. >Audit-Trail: >Unformatted:
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