what do these "(device error)" mean

Gregory Machin gregory.machin at gmail.com
Tue Sep 4 06:24:09 UTC 2007


What do the (device error) mean ?

Sep  4 07:51:27 server kernel: kjournald starting.  Commit interval 5 seconds
Sep  4 07:51:27 server kernel: EXT3-fs warning: maximal mount count
reached, running e2fsck is recommended
Sep  4 07:51:27 server kernel: EXT3 FS on loop0, internal journal
Sep  4 07:51:27 server kernel: EXT3-fs: recovery complete.
Sep  4 07:51:27 server kernel: EXT3-fs: mounted filesystem with
ordered data mode.
Sep  4 07:51:39 server kernel: ata1.00: exception Emask 0x0 SAct 0x0
SErr 0x0 action 0x0
Sep  4 07:51:39 server kernel: ata1.00: cmd
b0/da:00:00:4f:c2/00:00:00:00:00/00 tag 0 cdb 0x0 data 0
Sep  4 07:51:39 server kernel:          res
51/04:00:00:4f:c2/00:00:00:00:00/00 Emask 0x1 (device error)
Sep  4 07:51:39 server kernel: ata1.00: configured for UDMA/133
Sep  4 07:51:39 server kernel: ata1: EH complete
Sep  4 07:51:40 server kernel: ata1.00: exception Emask 0x0 SAct 0x0
SErr 0x0 action 0x0
Sep  4 07:51:40 server kernel: ata1.00: cmd
b0/da:00:00:4f:c2/00:00:00:00:00/00 tag 0 cdb 0x0 data 0
Sep  4 07:51:40 server kernel:          res
51/04:00:00:4f:c2/00:00:00:00:00/00 Emask 0x1 (device error)
Sep  4 07:51:40 server kernel: ata1.00: configured for UDMA/133
Sep  4 07:51:40 server kernel: ata1: EH complete
Sep  4 07:51:40 server kernel: ata1.00: exception Emask 0x0 SAct 0x0
SErr 0x0 action 0x0
Sep  4 07:51:40 server kernel: ata1.00: cmd
b0/da:00:00:4f:c2/00:00:00:00:00/00 tag 0 cdb 0x0 data 0
Sep  4 07:51:40 server kernel:          res
51/04:00:00:4f:c2/00:00:00:00:00/00 Emask 0x1 (device error)
Sep  4 07:51:40 server kernel: ata1.00: configured for UDMA/133
Sep  4 07:51:40 server kernel: ata1: EH complete
Sep  4 07:51:40 server kernel: ata1.00: exception Emask 0x0 SAct 0x0
SErr 0x0 action 0x0
Sep  4 07:51:40 server kernel: ata1.00: cmd
b0/da:00:00:4f:c2/00:00:00:00:00/00 tag 0 cdb 0x0 data 0
Sep  4 07:51:40 server kernel:          res
51/04:00:00:4f:c2/00:00:00:00:00/00 Emask 0x1 (device error)
Sep  4 07:51:40 server kernel: ata1.00: configured for UDMA/133
Sep  4 07:51:40 server kernel: ata1: EH complete
Sep  4 07:51:40 server kernel: ata1.00: exception Emask 0x0 SAct 0x0
SErr 0x0 action 0x0
Sep  4 07:51:40 server kernel: ata1.00: cmd
b0/da:00:00:4f:c2/00:00:00:00:00/00 tag 0 cdb 0x0 data 0
Sep  4 07:51:40 server kernel:          res
51/04:00:00:4f:c2/00:00:00:00:00/00 Emask 0x1 (device error)
Sep  4 07:51:41 server kernel: ata1.00: configured for UDMA/133
Sep  4 07:51:41 server kernel: ata1: EH complete
Sep  4 07:51:41 server kernel: ata1.00: exception Emask 0x0 SAct 0x0
SErr 0x0 action 0x0
Sep  4 07:51:41 server kernel: ata1.00: cmd
b0/da:00:00:4f:c2/00:00:00:00:00/00 tag 0 cdb 0x0 data 0
Sep  4 07:51:41 server kernel:          res
51/04:00:00:4f:c2/00:00:00:00:00/00 Emask 0x1 (device error)
Sep  4 07:51:41 server kernel: ata1.00: configured for UDMA/133
Sep  4 07:51:41 server kernel: ata1: EH complete
Sep  4 07:51:41 server kernel: sd 0:0:0:0: [sda] 488397168 512-byte
hardware sectors (250059 MB)
Sep  4 07:51:41 server kernel: sd 0:0:0:0: [sda] Write Protect is off
Sep  4 07:51:41 server kernel: sd 0:0:0:0: [sda] Write cache: enabled,
read cache: enabled, doesn't support DPO or FUA
Sep  4 07:51:41 server kernel: sd 0:0:0:0: [sda] 488397168 512-byte
hardware sectors (250059 MB)
Sep  4 07:51:41 server kernel: sd 0:0:0:0: [sda] Write Protect is off
Sep  4 07:51:41 server kernel: sd 0:0:0:0: [sda] Write cache: enabled,
read cache: enabled, doesn't support DPO or FUA
Sep  4 07:51:41 server kernel: ata2.00: exception Emask 0x0 SAct 0x0
SErr 0x0 action 0x0
Sep  4 07:51:41 server kernel: ata2.00: cmd
b0/da:00:00:4f:c2/00:00:00:00:00/00 tag 0 cdb 0x0 data 0
Sep  4 07:51:41 server kernel:          res
51/04:00:00:4f:c2/00:00:00:00:00/00 Emask 0x1 (device error)
Sep  4 07:51:41 server kernel: ata2.00: configured for UDMA/133
Sep  4 07:51:41 server kernel: ata2: EH complete
Sep  4 07:51:41 server kernel: ata2.00: exception Emask 0x0 SAct 0x0
SErr 0x0 action 0x0
Sep  4 07:51:41 server kernel: ata2.00: cmd
b0/da:00:00:4f:c2/00:00:00:00:00/00 tag 0 cdb 0x0 data 0
Sep  4 07:51:41 server kernel:          res
51/04:00:00:4f:c2/00:00:00:00:00/00 Emask 0x1 (device error)
Sep  4 07:51:42 server kernel: ata2.00: configured for UDMA/133
Sep  4 07:51:42 server kernel: ata2: EH complete
Sep  4 07:51:43 server kernel: ata2.00: exception Emask 0x0 SAct 0x0
SErr 0x0 action 0x0
Sep  4 07:51:43 server kernel: ata2.00: cmd
b0/da:00:00:4f:c2/00:00:00:00:00/00 tag 0 cdb 0x0 data 0
Sep  4 07:51:43 server kernel:          res
51/04:00:00:4f:c2/00:00:00:00:00/00 Emask 0x1 (device error)
Sep  4 07:51:43 server kernel: ata2.00: configured for UDMA/133
Sep  4 07:51:43 server kernel: ata2: EH complete
Sep  4 07:51:43 server kernel: ata2.00: exception Emask 0x0 SAct 0x0
SErr 0x0 action 0x0
Sep  4 07:51:43 server kernel: ata2.00: cmd
b0/da:00:00:4f:c2/00:00:00:00:00/00 tag 0 cdb 0x0 data 0
Sep  4 07:51:43 server kernel:          res
51/04:00:00:4f:c2/00:00:00:00:00/00 Emask 0x1 (device error)
Sep  4 07:51:43 server kernel: ata2.00: configured for UDMA/133
Sep  4 07:51:43 server kernel: ata2: EH complete
Sep  4 07:51:43 server kernel: ata2.00: exception Emask 0x0 SAct 0x0
SErr 0x0 action 0x0
Sep  4 07:51:43 server kernel: ata2.00: cmd
b0/da:00:00:4f:c2/00:00:00:00:00/00 tag 0 cdb 0x0 data 0
Sep  4 07:51:43 server kernel:          res
51/04:00:00:4f:c2/00:00:00:00:00/00 Emask 0x1 (device error)
Sep  4 07:51:43 server kernel: ata2.00: configured for UDMA/133
Sep  4 07:51:43 server kernel: ata2: EH complete
Sep  4 07:51:43 server kernel: ata2.00: exception Emask 0x0 SAct 0x0
SErr 0x0 action 0x0
Sep  4 07:51:43 server kernel: ata2.00: cmd
b0/da:00:00:4f:c2/00:00:00:00:00/00 tag 0 cdb 0x0 data 0
Sep  4 07:51:43 server kernel:          res
51/04:00:00:4f:c2/00:00:00:00:00/00 Emask 0x1 (device error)
Sep  4 07:51:43 server kernel: ata2.00: configured for UDMA/133
Sep  4 07:51:43 server kernel: ata2: EH complete
Sep  4 07:51:43 server kernel: sd 1:0:0:0: [sdb] 488397168 512-byte
hardware sectors (250059 MB)
Sep  4 07:51:43 server kernel: sd 1:0:0:0: [sdb] Write Protect is off
Sep  4 07:51:43 server kernel: sd 1:0:0:0: [sdb] Write cache: enabled,
read cache: enabled, doesn't support DPO or FUA
Sep  4 07:51:43 server kernel: sd 1:0:0:0: [sdb] 488397168 512-byte
hardware sectors (250059 MB)
Sep  4 07:51:43 server kernel: sd 1:0:0:0: [sdb] Write Protect is off




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