Hi list, Here's the output of my weekly script: DEV EVENTS REALL PEND UNCORR CRC RAW ZONE END sdb1 6158767 0 0 0 2 0 0 sdc1 6158767 0 0 0 0 0 0 sdd1 6158767 0 0 0 0 0 0 sde1 6158767 0 0 0 0 0 1 sdf1 6158767 0 0 0 0 47 6 sdg1 6158767 0 0 0 0 0 0 sdh1 6158767 0 6 0 0 340 3 Personalities : [raid6] [raid5] [raid4] md0 : active raid6 sdf1[5] sdh1[6] sdg1[0] sde1[7] sdc1[3] sdd1[4] sdb1[1] 9751756800 blocks super 1.2 level 6, 64k chunk, algorithm 2 [7/7] [UUUUUUU] unused devices: <none> /dev/md0: Version : 1.2 Creation Time : Tue Oct 19 08:58:41 2010 Raid Level : raid6 Array Size : 9751756800 (9300.00 GiB 9985.80 GB) Used Dev Size : 1950351360 (1860.00 GiB 1997.16 GB) Raid Devices : 7 Total Devices : 7 Persistence : Superblock is persistent Update Time : Sun Jul 31 09:50:43 2011 State : clean Active Devices : 7 Working Devices : 7 Failed Devices : 0 Spare Devices : 0 Layout : left-symmetric Chunk Size : 64K Name : ion:0 (local to host ion) UUID : e6595c64:b3ae90b3:f01133ac:3f402d20 Events : 6158767 Number Major Minor RaidDevice State 0 8 97 0 active sync /dev/sdg1 1 8 17 1 active sync /dev/sdb1 4 8 49 2 active sync /dev/sdd1 3 8 33 3 active sync /dev/sdc1 5 8 81 4 active sync /dev/sdf1 6 8 113 5 active sync /dev/sdh1 7 8 65 6 active sync /dev/sde1 Here's the SMART data for sdh: smartctl 5.41 2011-06-09 r3365 [x86_64-linux-2.6.39-ck] (local build) Copyright (C) 2002-11 by Bruce Allen, http://smartmontools.sourceforge.net === START OF INFORMATION SECTION === Model Family: SAMSUNG SpinPoint F4 EG (AFT) Device Model: SAMSUNG HD204UI Serial Number: S2HGJ1RZ800850 LU WWN Device Id: 5 0024e9 003f1ebc9 Firmware Version: 1AQ10003 User Capacity: 2,000,398,934,016 bytes [2.00 TB] Sector Size: 512 bytes logical/physical Device is: In smartctl database [for details use: -P show] ATA Version is: 8 ATA Standard is: ATA-8-ACS revision 6 Local Time is: Sun Jul 31 14:03:32 2011 IST ==> WARNING: Using smartmontools or hdparm with this drive may result in data loss due to a firmware bug. ****** THIS DRIVE MAY OR MAY NOT BE AFFECTED! ****** Buggy and fixed firmware report same version number! See the following web pages for details: http://www.samsung.com/global/business/hdd/faqView.do?b2b_bbs_msg_id=386 http://sourceforge.net/apps/trac/smartmontools/wiki/SamsungF4EGBadBlocks SMART support is: Available - device has SMART capability. SMART support is: Enabled === START OF READ SMART DATA SECTION === SMART overall-health self-assessment test result: PASSED General SMART Values: Offline data collection status: (0x82) Offline data collection activity was completed without error. Auto Offline Data Collection: Enabled. Self-test execution status: ( 37) The self-test routine was interrupted by the host with a hard or soft reset. Total time to complete Offline data collection: (20640) seconds. Offline data collection capabilities: (0x5b) SMART execute Offline immediate. Auto Offline data collection on/off support. Suspend Offline collection upon new command. Offline surface scan supported. Self-test supported. No Conveyance Self-test supported. Selective Self-test supported. SMART capabilities: (0x0003) Saves SMART data before entering power-saving mode. Supports SMART auto save timer. Error logging capability: (0x01) Error logging supported. General Purpose Logging supported. Short self-test routine recommended polling time: ( 2) minutes. Extended self-test routine recommended polling time: ( 255) minutes. SCT capabilities: (0x003f) SCT Status supported. SCT Error Recovery Control supported. SCT Feature Control supported. SCT Data Table supported. SMART Attributes Data Structure revision number: 16 Vendor Specific SMART Attributes with Thresholds: ID# ATTRIBUTE_NAME FLAG VALUE WORST THRESH TYPE UPDATED WHEN_FAILED RAW_VALUE 1 Raw_Read_Error_Rate 0x002f 100 100 051 Pre-fail Always - 340 2 Throughput_Performance 0x0026 055 053 000 Old_age Always - 18989 3 Spin_Up_Time 0x0023 067 044 025 Pre-fail Always - 10165 4 Start_Stop_Count 0x0032 100 100 000 Old_age Always - 18 5 Reallocated_Sector_Ct 0x0033 252 252 010 Pre-fail Always - 0 7 Seek_Error_Rate 0x002e 252 252 051 Old_age Always - 0 8 Seek_Time_Performance 0x0024 252 252 015 Old_age Offline - 0 9 Power_On_Hours 0x0032 100 100 000 Old_age Always - 6447 10 Spin_Retry_Count 0x0032 252 252 051 Old_age Always - 0 11 Calibration_Retry_Count 0x0032 252 252 000 Old_age Always - 0 12 Power_Cycle_Count 0x0032 100 100 000 Old_age Always - 20 181 Program_Fail_Cnt_Total 0x0022 100 100 000 Old_age Always - 10117271 191 G-Sense_Error_Rate 0x0022 100 100 000 Old_age Always - 1 192 Power-Off_Retract_Count 0x0022 252 252 000 Old_age Always - 0 194 Temperature_Celsius 0x0002 064 057 000 Old_age Always - 35 (Min/Max 16/43) 195 Hardware_ECC_Recovered 0x003a 100 100 000 Old_age Always - 0 196 Reallocated_Event_Count 0x0032 252 252 000 Old_age Always - 0 197 Current_Pending_Sector 0x0032 100 100 000 Old_age Always - 6 198 Offline_Uncorrectable 0x0030 252 252 000 Old_age Offline - 0 199 UDMA_CRC_Error_Count 0x0036 200 200 000 Old_age Always - 0 200 Multi_Zone_Error_Rate 0x002a 100 100 000 Old_age Always - 3 223 Load_Retry_Count 0x0032 252 252 000 Old_age Always - 0 225 Load_Cycle_Count 0x0032 100 100 000 Old_age Always - 21 SMART Error Log Version: 1 No Errors Logged SMART Self-test log structure revision number 1 Num Test_Description Status Remaining LifeTime(hours) LBA_of_first_error # 1 Extended offline Interrupted (host reset) 50% 6408 - # 2 Extended offline Completed without error 00% 6317 - # 3 Extended offline Completed without error 00% 6260 - # 4 Extended offline Completed without error 00% 6232 - # 5 Extended offline Completed without error 00% 6170 - # 6 Extended offline Completed without error 00% 6064 - # 7 Extended offline Completed without error 00% 6029 - # 8 Extended offline Completed without error 00% 5898 - # 9 Extended offline Aborted by host 60% 5893 - #10 Extended offline Completed without error 00% 5728 - #11 Extended offline Completed without error 00% 5706 - #12 Extended offline Interrupted (host reset) 40% 5701 - #13 Extended offline Interrupted (host reset) 90% 5666 - #14 Extended offline Completed without error 00% 5560 - #15 Extended offline Completed without error 00% 5527 - #16 Extended offline Completed without error 00% 5392 - #17 Extended offline Completed without error 00% 5357 - #18 Extended offline Completed without error 00% 5250 - #19 Extended offline Completed without error 00% 4272 - #20 Extended offline Completed without error 00% 4017 - #21 Extended offline Completed without error 00% 3935 - Note: selective self-test log revision number (0) not 1 implies that no selective self-test has ever been run SMART Selective self-test log data structure revision number 0 Note: revision number not 1 implies that no selective self-test has ever been run SPAN MIN_LBA MAX_LBA CURRENT_TEST_STATUS 1 0 0 Interrupted [50% left] (0-65535) 2 0 0 Not_testing 3 0 0 Not_testing 4 0 0 Not_testing 5 0 0 Not_testing Selective self-test flags (0x0): After scanning selected spans, do NOT read-scan remainder of disk. If Selective self-test is pending on power-up, resume after 0 minute delay. It has 6 pending sectors. Why are they not reallocated? Can I force this somehow? (a scrub did not reallocate them) Is this enough to replace the HDD? Thanks, Mathias -- To unsubscribe from this list: send the line "unsubscribe linux-raid" in the body of a message to majordomo@xxxxxxxxxxxxxxx More majordomo info at http://vger.kernel.org/majordomo-info.html