1
I keep getting these IO errors:
Feb 22 07:08:19 kernel: [70724.773260] sd 0:0:0:0: [sda] CDB: Read(10): 28 00 50 17 f5 d8 00 00 08 00
Feb 22 07:08:19 kernel: [70724.773344] ata1: EH complete
Feb 22 07:09:04 kernel: [70769.804854] ata1.00: configured for UDMA/133
Feb 22 07:09:04 kernel: [70769.804880] ata1: EH complete
Feb 22 07:09:07 kernel: [70772.745086] ata1.00: configured for UDMA/133
Feb 22 07:09:07 kernel: [70772.745120] ata1: EH complete
Feb 22 07:09:10 kernel: [70775.685021] ata1.00: configured for UDMA/133
Feb 22 07:09:10 kernel: [70775.685055] ata1: EH complete
Feb 22 07:09:13 kernel: [70778.566529] ata1.00: configured for UDMA/133
Feb 22 07:09:13 kernel: [70778.566565] ata1: EH complete
Feb 22 07:09:16 kernel: [70781.473288] ata1.00: configured for UDMA/133
Feb 22 07:09:16 kernel: [70781.473323] ata1: EH complete
Feb 22 07:09:18 kernel: [70784.363288] ata1.00: configured for UDMA/133
Feb 22 07:09:18 kernel: [70784.363323] sd 0:0:0:0: [sda] Unhandled sense code
Feb 22 07:09:18 kernel: [70784.363349] sd 0:0:0:0: [sda] Result: hostbyte=DID_OK driverbyte=DRIVER_SENSE
Feb 22 07:09:18 kernel: [70784.363380] sd 0:0:0:0: [sda] Sense Key : Medium Error [current] [descriptor]
Feb 22 07:09:18 kernel: [70784.363414] Descriptor sense data with sense descriptors (in hex):
Feb 22 07:09:18 kernel: [70784.363442] 72 03 11 04 00 00 00 0c 00 0a 80 00 00 00 00 00
Feb 22 07:09:18 kernel: [70784.363486] 50 17 f5 d8
Feb 22 07:09:18 kernel: [70784.363511] sd 0:0:0:0: [sda] Add. Sense: Unrecovered read error - auto reallocate failed
Feb 22 07:09:18 kernel: [70784.363560] sd 0:0:0:0: [sda] CDB: Read(10): 28 00 50 17 f5 d8 00 00 08 00
sda is my only disk, I dont have raid setup here. What can I do to fix it?
output from SMART diag:
/var/log# smartctl -H /dev/sda
smartctl 5.40 2010-07-12 r3124 [x86_64-unknown-linux-gnu] (local build)
Copyright (C) 2002-10 by Bruce Allen, http://smartmontools.sourceforge.net
=== START OF READ SMART DATA SECTION ===
SMART overall-health self-assessment test result: PASSED
Anything to worry about? Ever since it started, I see that the machine has higher cpu utilization (IOwait presumably), but no other negative impact (and syslog's gigs in size)
3Your disk is dying, replace it, make sure your backups are good. – None – 2014-02-22T06:22:24.080
please run the long test SMART: smartctl -t long /dev/sda – neutrinus – 2014-02-22T08:48:35.830