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RE: mdadm crashing server? | |
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>From the Linux software raid howto: It is not recommended to
>run the same RAID1 array on the same IDE cable as
>master/slave. In fact the howto recommends 1 drive set as
>master on one cable only. One reason being if your master
>drive goes down, then the slave may not operate correctly.
I was think it probably wasn't a good idea.
I changed over one of the disc's from the array, to sit on the secondary IDE. It seems to now die at 1% and reset the sync (not killing the machine this time however)
Below is what is cropping up in the /var/log/messages
Apr 28 09:26:51 nas kernel: ata4.01: exception Emask 0x0 SAct 0x0 SErr 0x0 action 0x0
Apr 28 09:26:51 nas kernel: ata4.01: BMDMA stat 0x64
Apr 28 09:26:51 nas kernel: ata4.01: cmd c8/00:00:00:61:94/00:00:00:00:00/f0 tag 0 dma 131072 in
Apr 28 09:26:51 nas kernel: res 51/40:00:80:61:94/40:04:00:00:00/f0 Emask 0x9 (media error)
Apr 28 09:26:51 nas kernel: ata4.01: status: { DRDY ERR }
Apr 28 09:26:51 nas kernel: ata4.01: error: { UNC }
Apr 28 09:26:51 nas kernel: ata4.00: configured for UDMA/33
Apr 28 09:26:51 nas kernel: ata4.01: configured for UDMA/100
Apr 28 09:26:51 nas kernel: ata4: EH complete
Apr 28 09:26:53 nas kernel: ata4.01: exception Emask 0x0 SAct 0x0 SErr 0x0 action 0x0
Apr 28 09:26:53 nas kernel: ata4.01: BMDMA stat 0x64
Apr 28 09:26:53 nas kernel: ata4.01: cmd c8/00:00:00:61:94/00:00:00:00:00/f0 tag 0 dma 131072 in
Apr 28 09:26:53 nas kernel: res 51/40:00:80:61:94/40:04:00:00:00/f0 Emask 0x9 (media error)
Apr 28 09:26:53 nas kernel: ata4.01: status: { DRDY ERR }
Apr 28 09:26:53 nas kernel: ata4.01: error: { UNC }
Apr 28 09:26:53 nas kernel: ata4.00: configured for UDMA/33
Apr 28 09:26:53 nas kernel: ata4.01: configured for UDMA/100
Apr 28 09:26:53 nas kernel: ata4: EH complete
Apr 28 09:26:53 nas kernel: sd 3:0:0:0: [sde] 586072368 512-byte hardware sectors (300069 MB)
Apr 28 09:26:54 nas kernel: ata4.01: exception Emask 0x0 SAct 0x0 SErr 0x0 action 0x0
Apr 28 09:26:54 nas kernel: ata4.01: BMDMA stat 0x64
Apr 28 09:26:54 nas kernel: ata4.01: cmd c8/00:00:00:61:94/00:00:00:00:00/f0 tag 0 dma 131072 in
Apr 28 09:26:54 nas kernel: res 51/40:00:80:61:94/40:04:00:00:00/f0 Emask 0x9 (media error)
Apr 28 09:26:54 nas kernel: ata4.01: status: { DRDY ERR }
Apr 28 09:26:54 nas kernel: ata4.01: error: { UNC }
Apr 28 09:26:54 nas kernel: ata4.00: configured for UDMA/33
Apr 28 09:26:54 nas kernel: ata4.01: configured for UDMA/100
Apr 28 09:26:54 nas kernel: ata4: EH complete
Apr 28 09:26:54 nas kernel: sd 3:0:0:0: [sde] Write Protect is off
Apr 28 09:26:56 nas kernel: ata4.01: exception Emask 0x0 SAct 0x0 SErr 0x0 action 0x0
Apr 28 09:26:56 nas kernel: ata4.01: BMDMA stat 0x64
Apr 28 09:26:56 nas kernel: ata4.01: cmd c8/00:00:00:61:94/00:00:00:00:00/f0 tag 0 dma 131072 in
Apr 28 09:26:56 nas kernel: res 51/40:00:80:61:94/40:04:00:00:00/f0 Emask 0x9 (media error)
Apr 28 09:26:56 nas kernel: ata4.01: status: { DRDY ERR }
Apr 28 09:26:56 nas kernel: ata4.01: error: { UNC }
Apr 28 09:26:56 nas kernel: ata4.00: configured for UDMA/33
Apr 28 09:26:56 nas kernel: ata4.01: configured for UDMA/100
Apr 28 09:26:56 nas kernel: ata4: EH complete
Apr 28 09:26:57 nas kernel: ata4.01: exception Emask 0x0 SAct 0x0 SErr 0x0 action 0x0
Apr 28 09:26:57 nas kernel: ata4.01: BMDMA stat 0x64
Apr 28 09:26:57 nas kernel: ata4.01: cmd c8/00:00:00:61:94/00:00:00:00:00/f0 tag 0 dma 131072 in
Apr 28 09:26:57 nas kernel: res 51/40:00:80:61:94/40:04:00:00:00/f0 Emask 0x9 (media error)
Apr 28 09:26:57 nas kernel: ata4.01: status: { DRDY ERR }
Apr 28 09:26:57 nas kernel: ata4.01: error: { UNC }
Apr 28 09:26:57 nas kernel: ata4.00: configured for UDMA/33
Apr 28 09:26:57 nas kernel: ata4.01: configured for UDMA/100
Apr 28 09:26:57 nas kernel: ata4: EH complete
Apr 28 09:26:57 nas kernel: sd 3:0:0:0: [sde] Write cache: enabled, read cache: enabled, doesn't support DPO or FUA
Apr 28 09:26:59 nas kernel: ata4.01: exception Emask 0x0 SAct 0x0 SErr 0x0 action 0x0
Apr 28 09:26:59 nas kernel: ata4.01: BMDMA stat 0x64
Apr 28 09:26:59 nas kernel: ata4.01: cmd c8/00:00:00:61:94/00:00:00:00:00/f0 tag 0 dma 131072 in
Apr 28 09:26:59 nas kernel: res 51/40:00:80:61:94/40:04:00:00:00/f0 Emask 0x9 (media error)
Apr 28 09:26:59 nas kernel: ata4.01: status: { DRDY ERR }
Apr 28 09:26:59 nas kernel: ata4.01: error: { UNC }
Apr 28 09:26:59 nas kernel: ata4.00: configured for UDMA/33
Apr 28 09:26:59 nas kernel: ata4.01: configured for UDMA/100
Apr 28 09:26:59 nas kernel: sd 3:0:1:0: [sdf] Result: hostbyte=DID_OK driverbyte=DRIVER_SENSE,SUGGEST_OK
Apr 28 09:26:59 nas kernel: sd 3:0:1:0: [sdf] Sense Key : Medium Error [current] [descriptor]
Apr 28 09:26:59 nas kernel: Descriptor sense data with sense descriptors (in hex):
Apr 28 09:26:59 nas kernel: 72 03 11 04 00 00 00 0c 00 0a 80 00 00 00 00 00
Apr 28 09:26:59 nas kernel: 00 94 61 80
Apr 28 09:26:59 nas kernel: sd 3:0:1:0: [sdf] Add. Sense: Unrecovered read error - auto reallocate failed
Apr 28 09:26:59 nas kernel: end_request: I/O error, dev sdf, sector 9724288
Apr 28 09:26:59 nas kernel: ata4: EH complete
Apr 28 09:26:59 nas kernel: sd 3:0:1:0: [sdf] 490234752 512-byte hardware sectors (251000 MB)
Apr 28 09:26:59 nas kernel: sd 3:0:1:0: [sdf] Write Protect is off
Apr 28 09:26:59 nas kernel: sd 3:0:1:0: [sdf] Write cache: enabled, read cache: enabled, doesn't support DPO or FUA
Apr 28 09:26:59 nas kernel: sd 3:0:0:0: [sde] 586072368 512-byte hardware sectors (300069 MB)
Apr 28 09:27:01 nas kernel: ata4.01: exception Emask 0x0 SAct 0x0 SErr 0x0 action 0x0
Apr 28 09:27:01 nas kernel: ata4.01: BMDMA stat 0x64
Apr 28 09:27:01 nas kernel: ata4.01: cmd c8/00:08:80:61:94/00:00:00:00:00/f0 tag 0 dma 4096 in
Apr 28 09:27:01 nas kernel: res 51/40:08:80:61:94/40:04:00:00:00/f0 Emask 0x9 (media error)
Apr 28 09:27:01 nas kernel: ata4.01: status: { DRDY ERR }
Apr 28 09:27:01 nas kernel: ata4.01: error: { UNC }
Apr 28 09:27:01 nas kernel: ata4.00: configured for UDMA/33
Apr 28 09:27:01 nas kernel: ata4.01: configured for UDMA/100
Apr 28 09:27:01 nas kernel: ata4: EH complete
Apr 28 09:27:01 nas kernel: sd 3:0:0:0: [sde] Write Protect is off
Apr 28 09:27:02 nas kernel: ata4.01: exception Emask 0x0 SAct 0x0 SErr 0x0 action 0x0
Apr 28 09:27:02 nas kernel: ata4.01: BMDMA stat 0x64
Apr 28 09:27:02 nas kernel: ata4.01: cmd c8/00:08:80:61:94/00:00:00:00:00/f0 tag 0 dma 4096 in
Apr 28 09:27:02 nas kernel: res 51/40:08:80:61:94/40:04:00:00:00/f0 Emask 0x9 (media error)
Apr 28 09:27:02 nas kernel: ata4.01: status: { DRDY ERR }
Apr 28 09:27:02 nas kernel: ata4.01: error: { UNC }
Apr 28 09:27:02 nas kernel: ata4.00: configured for UDMA/33
Apr 28 09:27:02 nas kernel: ata4.01: configured for UDMA/100
Apr 28 09:27:02 nas kernel: ata4: EH complete
Apr 28 09:27:04 nas kernel: ata4.01: exception Emask 0x0 SAct 0x0 SErr 0x0 action 0x0
Apr 28 09:27:04 nas kernel: ata4.01: BMDMA stat 0x64
Apr 28 09:27:04 nas kernel: ata4.01: cmd c8/00:08:80:61:94/00:00:00:00:00/f0 tag 0 dma 4096 in
Apr 28 09:27:04 nas kernel: res 51/40:08:80:61:94/40:04:00:00:00/f0 Emask 0x9 (media error)
Apr 28 09:27:04 nas kernel: ata4.01: status: { DRDY ERR }
Apr 28 09:27:04 nas kernel: ata4.01: error: { UNC }
Apr 28 09:27:04 nas kernel: ata4.00: configured for UDMA/33
Apr 28 09:27:04 nas kernel: ata4.01: configured for UDMA/100
Apr 28 09:27:04 nas kernel: ata4: EH complete
Apr 28 09:27:04 nas kernel: sd 3:0:0:0: [sde] Write cache: enabled, read cache: enabled, doesn't support DPO or FUA
Apr 28 09:27:05 nas kernel: ata4.01: exception Emask 0x0 SAct 0x0 SErr 0x0 action 0x0
Apr 28 09:27:05 nas kernel: ata4.01: BMDMA stat 0x64
Apr 28 09:27:05 nas kernel: ata4.01: cmd c8/00:08:80:61:94/00:00:00:00:00/f0 tag 0 dma 4096 in
Apr 28 09:27:05 nas kernel: res 51/40:08:80:61:94/40:04:00:00:00/f0 Emask 0x9 (media error)
Apr 28 09:27:05 nas kernel: ata4.01: status: { DRDY ERR }
Apr 28 09:27:05 nas kernel: ata4.01: error: { UNC }
Apr 28 09:27:05 nas kernel: ata4.00: configured for UDMA/33
Apr 28 09:27:05 nas kernel: ata4.01: configured for UDMA/100
Apr 28 09:27:05 nas kernel: ata4: EH complete
Apr 28 09:27:07 nas kernel: ata4.01: exception Emask 0x0 SAct 0x0 SErr 0x0 action 0x0
Apr 28 09:27:07 nas kernel: ata4.01: BMDMA stat 0x64
Apr 28 09:27:07 nas kernel: ata4.01: cmd c8/00:08:80:61:94/00:00:00:00:00/f0 tag 0 dma 4096 in
Apr 28 09:27:07 nas kernel: res 51/40:08:80:61:94/40:04:00:00:00/f0 Emask 0x9 (media error)
Apr 28 09:27:07 nas kernel: ata4.01: status: { DRDY ERR }
Apr 28 09:27:07 nas kernel: ata4.01: error: { UNC }
Apr 28 09:27:07 nas kernel: ata4.00: configured for UDMA/33
Apr 28 09:27:07 nas kernel: ata4.01: configured for UDMA/100
Apr 28 09:27:07 nas kernel: ata4: EH complete
Apr 28 09:27:09 nas kernel: ata4.01: exception Emask 0x0 SAct 0x0 SErr 0x0 action 0x0
Apr 28 09:27:09 nas kernel: ata4.01: BMDMA stat 0x64
Apr 28 09:27:09 nas kernel: ata4.01: cmd c8/00:08:80:61:94/00:00:00:00:00/f0 tag 0 dma 4096 in
Apr 28 09:27:09 nas kernel: res 51/40:08:80:61:94/40:04:00:00:00/f0 Emask 0x9 (media error)
Apr 28 09:27:09 nas kernel: ata4.01: status: { DRDY ERR }
Apr 28 09:27:09 nas kernel: ata4.01: error: { UNC }
Apr 28 09:27:09 nas kernel: ata4.00: configured for UDMA/33
Apr 28 09:27:09 nas kernel: ata4.01: configured for UDMA/100
Apr 28 09:27:09 nas kernel: sd 3:0:1:0: [sdf] Result: hostbyte=DID_OK driverbyte=DRIVER_SENSE,SUGGEST_OK
Apr 28 09:27:09 nas kernel: sd 3:0:1:0: [sdf] Sense Key : Medium Error [current] [descriptor]
Apr 28 09:27:09 nas kernel: Descriptor sense data with sense descriptors (in hex):
Apr 28 09:27:09 nas kernel: 72 03 11 04 00 00 00 0c 00 0a 80 00 00 00 00 00
Apr 28 09:27:09 nas kernel: 00 94 61 80
Apr 28 09:27:09 nas kernel: sd 3:0:1:0: [sdf] Add. Sense: Unrecovered read error - auto reallocate failed
Apr 28 09:27:09 nas kernel: end_request: I/O error, dev sdf, sector 9724288
Apr 28 09:27:09 nas kernel: ata4: EH complete
Apr 28 09:27:09 nas kernel: raid1: sdf: unrecoverable I/O read error for block 9722240
Apr 28 09:27:09 nas kernel: md: md0: recovery done.
Apr 28 09:27:09 nas kernel: sd 3:0:1:0: [sdf] 490234752 512-byte hardware sectors (251000 MB)
Apr 28 09:27:09 nas kernel: sd 3:0:1:0: [sdf] Write Protect is off
Apr 28 09:27:09 nas kernel: sd 3:0:1:0: [sdf] Write cache: enabled, read cache: enabled, doesn't support DPO or FUA
Apr 28 09:27:09 nas kernel: sd 3:0:0:0: [sde] 586072368 512-byte hardware sectors (300069 MB)
Apr 28 09:27:09 nas kernel: sd 3:0:0:0: [sde] Write Protect is off
Apr 28 09:27:09 nas kernel: sd 3:0:0:0: [sde] Write cache: enabled, read cache: enabled, doesn't support DPO or FUA
Apr 28 09:27:09 nas kernel: sd 3:0:1:0: [sdf] 490234752 512-byte hardware sectors (251000 MB)
Apr 28 09:27:09 nas kernel: sd 3:0:1:0: [sdf] Write Protect is off
Apr 28 09:27:09 nas kernel: sd 3:0:1:0: [sdf] Write cache: enabled, read cache: enabled, doesn't support DPO or FUA
Apr 28 09:27:09 nas kernel: RAID1 conf printout:
Apr 28 09:27:09 nas kernel: --- wd:1 rd:2
Apr 28 09:27:09 nas kernel: disk 0, wo:1, o:1, dev:sda1
Apr 28 09:27:09 nas kernel: disk 1, wo:0, o:1, dev:sdf1
Apr 28 09:27:09 nas kernel: RAID1 conf printout:
Apr 28 09:27:09 nas kernel: --- wd:1 rd:2
Apr 28 09:27:09 nas kernel: disk 1, wo:0, o:1, dev:sdf1
Apr 28 09:27:09 nas kernel: RAID1 conf printout:
Apr 28 09:27:09 nas kernel: --- wd:1 rd:2
Apr 28 09:27:09 nas kernel: disk 0, wo:1, o:1, dev:sda1
Apr 28 09:27:09 nas kernel: disk 1, wo:0, o:1, dev:sdf1
Apr 28 09:27:09 nas kernel: md: recovery of RAID array md0
Apr 28 09:27:09 nas kernel: md: minimum _guaranteed_ speed: 1000 KB/sec/disk.
Apr 28 09:27:09 nas kernel: md: using maximum available idle IO bandwidth (but not more than 200000 KB/sec) for recovery.
Apr 28 09:27:09 nas kernel: md: using 128k window, over a total of 245111616 blocks.
b0rked disk?
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