My teacher gave me a harddisk once, the first 8MB (containing the FAT) were completely unreadable. According to SMART, the disk was good. So much for the accuracy of SMART data...
Am Mittwoch, 20. April 2005 15:05 schrieb Szabolcs Illes: > Vladimir Saveliev wrote: > >Hello > > > >On Fri, 2005-04-15 at 16:37, Szabolcs Illes wrote: > >>Hi, > >> > >>I have found these entries in my system log: (maybe it's a reiserfs4 bug) > >> > >>Mar 14 20:06:15 sunset reiser4[umount(8489)]: reiser4_handle_error > >> (fs/reiser4/vfs_ops.c:1432)[foobar-42]: Mar 14 20:06:15 sunset reiser4 > >> panicked cowardly: Filesystem error occured Mar 14 20:06:15 sunset > > > >This indicates that reiser4 were not able to write block to a disk. It > >is very likely that disk has problems. > > According to the smart data the disk is all right: (As far as I remember > once when I wannted to restart my laptop, it crashed when it was remount > the / or the /home partition. I had to press the reset button. ) > > smartctl version 5.33 [i686-pc-linux-gnu] Copyright (C) 2002-4 Bruce Allen > Home page is http://smartmontools.sourceforge.net/ > > === START OF INFORMATION SECTION === > Device Model: HTS548040M9AT00 > Serial Number: MRL252L2G21V2G > Firmware Version: MG2OA53A > User Capacity: 40,007,761,920 bytes > Device is: In smartctl database [for details use: -P show] > ATA Version is: 6 > ATA Standard is: ATA/ATAPI-6 T13 1410D revision 3a > Local Time is: Tue Apr 19 19:29:14 2005 UTC > 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: ( 0) The previous self-test routine > completed without error or no self-test has ever > been run. > Total time to complete Offline > data collection: ( 645) 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: ( 30) minutes. > > 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 0x000b 100 100 062 > Pre-fail Always - 65536 2 Throughput_Performance 0x0005 106 > 106 040 Pre-fail Offline - 4553 3 Spin_Up_Time > 0x0007 204 204 033 Pre-fail Always - 1 4 > Start_Stop_Count 0x0012 100 100 000 Old_age Always > - 414 5 Reallocated_Sector_Ct 0x0033 100 100 005 Pre-fail > Always - 0 7 Seek_Error_Rate 0x000b 100 100 067 > Pre-fail Always - 0 8 Seek_Time_Performance 0x0005 134 > 134 040 Pre-fail Offline - 33 9 Power_On_Hours > 0x0012 098 098 000 Old_age Always - 1237 10 > Spin_Retry_Count 0x0013 100 100 060 Pre-fail Always > - 0 12 Power_Cycle_Count 0x0032 100 100 000 Old_age > Always - 404 191 G-Sense_Error_Rate 0x000a 100 100 > 000 Old_age Always - 1 192 Power-Off_Retract_Count 0x0032 > 100 100 000 Old_age Always - 15 193 Load_Cycle_Count > 0x0012 087 087 000 Old_age Always - 139498 194 > Temperature_Celsius 0x0002 130 130 000 Old_age Always > - 42 (Lifetime Min/Max 17/51) 196 Reallocated_Event_Count 0x0032 > 100 100 000 Old_age Always - 0 197 > Current_Pending_Sector 0x0022 100 100 000 Old_age Always > - 0 198 Offline_Uncorrectable 0x0008 100 100 000 Old_age > Offline - 0 199 UDMA_CRC_Error_Count 0x000a 200 200 000 > Old_age Always - 0 > > 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 Completed without error > 00% 1237 - # 2 Short offline Completed without error > 00% 952 - # 3 Short offline Completed without error > 00% 862 - # 4 Short offline Completed without > error 00% 270 - # 5 Extended offline Completed > without error 00% 246 - # 6 Short offline > Completed without error 00% 243 - # 7 Short offline > Completed without error 00% 20 - # 8 Short offline > Completed without error 00% 20 - # 9 Short > offline Completed without error 00% 20 - #10 > Short offline Completed without error 00% 2 - > #11 Short offline Completed without error 00% 1 > - #12 Short offline Completed without error 00% 0 > - > > Warning! SMART Selective Self-Test Log Structure error: invalid SMART > checksum. SMART Selective self-test log data structure revision number 1 > SPAN MIN_LBA MAX_LBA CURRENT_TEST_STATUS > 1 0 0 Not_testing > 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. > > > Szabolcs >
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