I've seen a few threads with the same questions but none seem to explain what exactly to look for in the outputs, they just give an answer based on the output. Sorry in advanced if this is a simple question.
I just noticed a few errors showing up in my alert system;
I've done a
The outputs are bellow, and thanks in advance for any help.
I just noticed a few errors showing up in my alert system;
Code:
CRITICAL: Sept. 24, 2016, 1:05 p.m. - Device: /dev/ada1, 2 Currently unreadable (pending) sectors CRITICAL: Sept. 28, 2016, 10:05 p.m. - Device: /dev/ada1, Self-Test Log error count increased from 0 to 1 CRITICAL: Sept. 24, 2016, 1:05 p.m. - The volume Storage (ZFS) state is ONLINE: One or more devices has experienced an error resulting in data corruption. Applications may be affected.
I've done a
zpool status
and run a long SMART test on ada1 but I'm not sure what I'm looking for in the output. I'm running raidz1 so should I be looking at replacing and RMAing the drive? Should I leave it for now and keep an eye on it or is this nothing to worry about? It's mostly just a media server and nothing on it is irreplaceable.The outputs are bellow, and thanks in advance for any help.
Code:
[root@freenas] ~# zpool status pool: Storage state: ONLINE status: One or more devices has experienced an error resulting in data corruption. Applications may be affected. action: Restore the file in question if possible. Otherwise restore the entire pool from backup. see: http://illumos.org/msg/ZFS-8000-8A scan: scrub repaired 0 in 7h42m with 1 errors on Sun Sep 4 07:42:13 2016 config: NAME STATE READ WRITE CKSUM Storage ONLINE 0 0 0 raidz1-0 ONLINE 0 0 0 gptid/91fade9a-167f-11e5-8fe1-e83935126c1a ONLINE 0 0 0 gptid/92d588de-167f-11e5-8fe1-e83935126c1a ONLINE 0 0 0 gptid/93b56ab5-167f-11e5-8fe1-e83935126c1a ONLINE 0 0 0 gptid/9498dcbf-167f-11e5-8fe1-e83935126c1a ONLINE 0 0 0 gptid/95871b13-167f-11e5-8fe1-e83935126c1a ONLINE 0 0 0 gptid/966cd5af-167f-11e5-8fe1-e83935126c1a ONLINE 0 0 0 errors: 1 data errors, use '-v' for a list pool: freenas-boot state: ONLINE scan: scrub repaired 0 in 0h2m with 0 errors on Tue Sep 27 03:47:24 2016 config: NAME STATE READ WRITE CKSUM freenas-boot ONLINE 0 0 0 da0p2 ONLINE 0 0 0 errors: No known data errors [root@freenas] ~# smartctl -a /dev/ada1 smartctl 6.5 2016-05-07 r4318 [FreeBSD 10.3-STABLE amd64] (local build) Copyright (C) 2002-16, Bruce Allen, Christian Franke, www.smartmontools.org === START OF INFORMATION SECTION === Model Family: Western Digital Red Device Model: WDC WD40EFRX-68WT0N0 Serial Number: LU WWN Device Id: 5 0014ee 20be83553 Firmware Version: 82.00A82 User Capacity: 4,000,787,030,016 bytes [4.00 TB] Sector Sizes: 512 bytes logical, 4096 bytes physical Rotation Rate: 5400 rpm Device is: In smartctl database [for details use: -P show] ATA Version is: ACS-2 (minor revision not indicated) SATA Version is: SATA 3.0, 6.0 Gb/s (current: 6.0 Gb/s) Local Time is: Thu Sep 29 12:53:48 2016 AEST 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: (0x00) Offline data collection activity was never started. Auto Offline Data Collection: Disabled. Self-test execution status: ( 121) The previous self-test completed having the read element of the test failed. Total time to complete Offline data collection: (52680) seconds. Offline data collection capabilities: (0x7b) SMART execute Offline immediate. Auto Offline data collection on/off supp ort. Suspend Offline collection upon new command. Offline surface scan supported. Self-test supported. 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: ( 527) minutes. Conveyance self-test routine recommended polling time: ( 5) minutes. SCT capabilities: (0x703d) 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 200 200 051 Pre-fail Always - 30 3 Spin_Up_Time 0x0027 178 177 021 Pre-fail Always - 8100 4 Start_Stop_Count 0x0032 100 100 000 Old_age Always - 15 5 Reallocated_Sector_Ct 0x0033 200 200 140 Pre-fail Always - 0 7 Seek_Error_Rate 0x002e 200 200 000 Old_age Always - 0 9 Power_On_Hours 0x0032 085 085 000 Old_age Always - 11208 10 Spin_Retry_Count 0x0032 100 253 000 Old_age Always - 0 11 Calibration_Retry_Count 0x0032 100 253 000 Old_age Always - 0 12 Power_Cycle_Count 0x0032 100 100 000 Old_age Always - 15 192 Power-Off_Retract_Count 0x0032 200 200 000 Old_age Always - 5 193 Load_Cycle_Count 0x0032 200 200 000 Old_age Always - 204 194 Temperature_Celsius 0x0022 115 108 000 Old_age Always - 37 196 Reallocated_Event_Count 0x0032 200 200 000 Old_age Always - 0 197 Current_Pending_Sector 0x0032 200 200 000 Old_age Always - 2 198 Offline_Uncorrectable 0x0030 100 253 000 Old_age Offline - 0 199 UDMA_CRC_Error_Count 0x0032 200 200 000 Old_age Always - 0 200 Multi_Zone_Error_Rate 0x0008 200 200 000 Old_age Offline - 12 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: read failure 90% 11193 443 21720 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.
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