Не могу сказать, насколько давно это произошло, обнаружил только сегодня. Ничего не настраивал, не делал с последних обновлений с месяц назад (похоже, для домашнего NAS их лучше вообще отключить), возможно, источник проблем кроется там.
sudo mdadm -D /dev/md0
/dev/md0:
Version : 1.2
Creation Time : Sat Aug 24 18:33:25 2013
Raid Level : raid5
Array Size : 8790401472 (8383.18 GiB 9001.37 GB)
Used Dev Size : 2930133824 (2794.39 GiB 3000.46 GB)
Raid Devices : 4
Total Devices : 3
Persistence : Superblock is persistent
Intent Bitmap : /var/md0_intent
Update Time : Sat May 17 22:54:14 2014
State : clean, degraded
Active Devices : 3
Working Devices : 3
Failed Devices : 0
Spare Devices : 0
Layout : left-symmetric
Chunk Size : 64K
Name : home:0 (local to host home)
UUID : 980e5006:c88fb1dd:8225b599:6f48b251
Events : 57579
Number Major Minor RaidDevice State
0 8 17 0 active sync /dev/sdb1
1 8 33 1 active sync /dev/sdc1
2 0 0 2 removed
3 8 65 3 active sync /dev/sde1
cat /proc/mdstat
Personalities : [raid6] [raid5] [raid4]
md0 : active raid5 sdc1[1] sdb1[0] sde1[3]
8790401472 blocks super 1.2 level 5, 64k chunk, algorithm 2 [4/3] [UU_U]
bitmap: 45/350 pages [180KB], 4096KB chunk, file: /var/md0_intent
unused devices: <none>
Состояние дисков по отдельности в дисковой утилите хорошее, все работают.
sudo smartctl --all /dev/sdd
smartctl 5.41 2011-06-09 r3365 [x86_64-linux-3.5.0-23-generic] (local build)
Copyright (C) 2002-11 by Bruce Allen, http://smartmontools.sourceforge.net
=== START OF INFORMATION SECTION ===
Device Model: WDC WD30EFRX-68AX9N0
Serial Number: WD-WCC1T1080230
LU WWN Device Id: 5 0014ee 208967dff
Firmware Version: 80.00A80
User Capacity: 3 000 592 982 016 bytes [3,00 TB]
Sector Sizes: 512 bytes logical, 4096 bytes physical
Device is: Not in smartctl database [for details use: -P showall]
ATA Version is: 9
ATA Standard is: Exact ATA specification draft version not indicated
Local Time is: Sat May 17 23:14:19 2014 NOVT
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: ( 0) The previous self-test routine completed
without error or no self-test has ever
been run.
Total time to complete Offline
data collection: (40080) seconds.
Offline data collection
capabilities: (0x7b) SMART execute Offline immediate.
Auto Offline data collection on/off support.
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: ( 255) minutes.
Conveyance self-test routine
recommended polling time: ( 5) minutes.
SCT capabilities: (0x70bd) 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 - 0
3 Spin_Up_Time 0x0027 185 178 021 Pre-fail Always - 5750
4 Start_Stop_Count 0x0032 100 100 000 Old_age Always - 35
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 092 092 000 Old_age Always - 6322
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 - 35
192 Power-Off_Retract_Count 0x0032 200 200 000 Old_age Always - 17
193 Load_Cycle_Count 0x0032 200 200 000 Old_age Always - 17
194 Temperature_Celsius 0x0022 114 098 000 Old_age Always - 36
196 Reallocated_Event_Count 0x0032 200 200 000 Old_age Always - 0
197 Current_Pending_Sector 0x0032 200 200 000 Old_age Always - 0
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 100 253 000 Old_age Offline - 0
SMART Error Log Version: 1
No Errors Logged
SMART Self-test log structure revision number 1
No self-tests have been logged. [To run self-tests, use: smartctl -t]
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.
Что делать - как восстановить массив до полноценного, если на массиве инфа (с бекапами, конечно), которую потерять не хочется?
Тема: Выпал диск из Raid5 массива, что делать? (Прочитано 1326 раз)
