Festplattencrash Linux SCSI error Buffer I/O error on device

Ein Festplattencrash unter Linux sieht im Log i.d.R. folgendermaßen aus:

Buffer I/O error on device sdb1, logical block 0
lost page write due to I/O error on sdb1
sd 1:0:0:0: SCSI error: return code = 0x00040000
end_request: I/O error, dev sdb, sector 12615
journal_bmap: journal block not found at offset 4507 on sdb1
Aborting journal on device sdb1.


sd 1:0:0:0: SCSI error: return code = 0x00040000
end_request: I/O error, dev sdb, sector 4319
Buffer I/O error on device sdb1, logical block 532
lost page write due to I/O error on sdb1
sd 1:0:0:0: SCSI error: return code = 0x00040000
end_request: I/O error, dev sdb, sector 4279
EXT3-fs error (device sdb1): ext3_find_entry: reading directory #2 offset 0
sd 1:0:0:0: SCSI error: return code = 0x00040000
end_request: I/O error, dev sdb, sector 63
Buffer I/O error on device sdb1, logical block 0
lost page write due to I/O error on sdb1
ext3_abort called.
EXT3-fs error (device sdb1): ext3_journal_start_sb: Detected aborted journal
Remounting filesystem read-only
sd 1:0:0:0: SCSI error: return code = 0x00040000
end_request: I/O error, dev sdb, sector 4279
EXT3-fs error (device sdb1): ext3_find_entry: reading directory #2 offset 0
sd 1:0:0:0: SCSI error: return code = 0x00040000
end_request: I/O error, dev sdb, sector 4279
EXT3-fs error (device sdb1): ext3_find_entry: reading directory #2 offset 0
sd 1:0:0:0: SCSI error: return code = 0x00040000
end_request: I/O error, dev sdb, sector 4279
EXT3-fs error (device sdb1): ext3_find_entry: reading directory #2 offset 0
sd 1:0:0:0: SCSI error: return code = 0x00040000
end_request: I/O error, dev sdb, sector 4279
EXT3-fs error (device sdb1): ext3_find_entry: reading directory #2 offset 0
sd 1:0:0:0: SCSI error: return code = 0x00040000
end_request: I/O error, dev sdb, sector 4279
EXT3-fs error (device sdb1): ext3_find_entry: reading directory #2 offset 0
sd 1:0:0:0: SCSI error: return code = 0x00040000
end_request: I/O error, dev sdb, sector 4279
Buffer I/O error on device sdb1, logical block 527
EXT3-fs error (device sdb1): ext3_readdir: directory #2 contains a hole at offset 0
sd 1:0:0:0: SCSI error: return code = 0x00040000
end_request: I/O error, dev sdb, sector 4279
EXT3-fs error (device sdb1): ext3_find_entry: reading directory #2 offset 0
sd 1:0:0:0: SCSI error: return code = 0x00040000
end_request: I/O error, dev sdb, sector 4279
EXT3-fs error (device sdb1): ext3_find_entry: reading directory #2 offset 0
sd 1:0:0:0: SCSI error: return code = 0x00040000
end_request: I/O error, dev sdb, sector 4279
EXT3-fs error (device sdb1): ext3_readdir: directory #2 contains a hole at offset 0
sd 1:0:0:0: SCSI error: return code = 0x00040000
end_request: I/O error, dev sdb, sector 4319
Buffer I/O error on device sdb1, logical block 532
lost page write due to I/O error on sdb1
sd 1:0:0:0: SCSI error: return code = 0x00040000
end_request: I/O error, dev sdb, sector 65
EXT3-fs: unable to read superblock

Das bedeutet i.d.R. nichts gutes und es hilft meist nur eines: Server herunterfahren und wenn möglich, ein Festplatten Testtool durchlaufen lassen, um den Fehler genauer zu lokalisieren und die HDD ggf. nochmal fit zu kriegen. Sollte dies gelingen, schleunigst ein Backup der Daten machen und die Harddisk anschließend austauschen.

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