(NOTE: I have already backed up the data off of the drive.) I tried out seatools self-test along with hdd sentinel's and both failed due to read errors. In Crystaldiskinfo, I see the read error rate and the seek error rate increasing rapidly as well. Here is the info from Crystaldisk (only the affected drive shown):
----------------------------------------------------------------------------
CrystalDiskInfo 6.3.0 (C) 2008-2015 hiyohiyo
Crystal Dew World : http://crystalmark.info/
----------------------------------------------------------------------------
OS : Windows 8.1 Pro N [6.3 Build 9600] (x64)
Date : 2015/01/22 22:09:34
-- Controller Map ----------------------------------------------------------
+ Standard SATA AHCI Controller [ATA]
- ST31000524AS
- KINGSTON SV300S37A240G
- ST3500511AS
- Microsoft Storage Spaces Controller [SCSI]
- Asmedia 106x SATA Controller [SCSI]
-- Disk List ---------------------------------------------------------------
(1) ST31000524AS : 1000.2 GB [0/0/0, pd1] - st
(2) KINGSTON SV300S37A240G : 240.0 GB [1/0/0, pd1] - sf
(3) ST3500511AS : 500.1 GB [2/0/0, pd1] - st
----------------------------------------------------------------------------
(1) ST31000524AS
----------------------------------------------------------------------------
Model : ST31000524AS
Firmware : HP64
Serial Number : ********
Disk Size : 1000.2 GB (8.4/137.4/1000.2/1000.2)
Buffer Size : Unknown
Queue Depth : 32
# of Sectors : 1953525168
Rotation Rate : 7200 RPM
Interface : Serial ATA
Major Version : ATA8-ACS
Minor Version : ATA8-ACS version 4
Transfer Mode : SATA/600 | SATA/600
Power On Hours : 19662 hours
Power On Count : 891 count
Temperature : 31 C (87 F)
Health Status : Caution
Features : S.M.A.R.T., 48bit LBA, NCQ
APM Level : ----
AAM Level : ----
-- S.M.A.R.T. --------------------------------------------------------------
ID Cur Wor Thr RawValues(6) Attribute Name
01 107 _94 __6 0000073721C6 Read Error Rate
03 100 _95 __0 000000000000 Spin-Up Time
04 _99 _99 _20 000000000456 Start/Stop Count
05 100 100 _36 00000000001A Reallocated Sectors Count
07 _86 _60 _30 00001B512CF3 Seek Error Rate
09 _78 _78 __0 000000004CCE Power-On Hours
0A 100 100 _97 000000000000 Spin Retry Count
0C 100 100 _20 00000000037B Power Cycle Count
B4 100 100 __0 000001E8F2DE Vendor Specific
B7 100 100 __0 000000000000 Vendor Specific
B8 100 100 _97 000000000000 End-to-End Error
BB __1 __1 __0 000000000140 Reported Uncorrectable Errors
BC 100 _99 __0 000000010001 Command Timeout
BD 100 100 __0 000000000000 High Fly Writes
BE _69 _53 _45 0001201E001F Airflow Temperature
C2 _31 _47 __0 80000000001F Temperature
C3 _47 _18 __0 0000073721C6 Hardware ECC recovered
C4 100 100 _36 00000000001A Reallocation Event Count
C5 100 100 __0 000000000001 Current Pending Sector Count
C6 100 100 __0 000000000000 Uncorrectable Sector Count
C7 200 200 __0 000000000000 UltraDMA CRC Error Count
-- IDENTIFY_DEVICE ---------------------------------------------------------
0 1 2 3 4 5 6 7 8 9
000: 0C5A 3FFF C837 0010 0000 0000 003F 0000 0000 0000
010: FFFF FFFF FFFF FFFF FFFF FFFF FFFF FFFF FFFF 2020
020: 0000 0000 0004 4850 3634 2020 2020 5354 3331 3030
030: 3035 3234 4153 2020 2020 2020 2020 2020 2020 2020
040: 2020 2020 2020 2020 2020 2020 2020 8010 0000 2F00
050: 4000 0200 0200 0007 3FFF 0010 003F FC10 00FB 0110
060: FFFF 0FFF 0000 0007 0003 0078 0078 0078 0078 0000
070: 0000 0000 0000 0000 0000 001F 850E 0006 0048 0040
080: 01F0 0029 306B 7C01 4163 3069 BC01 4163 013F 0059
090: 0059 0000 FFFE 0000 D000 0000 0000 0000 0000 0000
100: 6DB0 7470 0000 0000 0000 0000 0000 0000 5000 C500
110: 451C BA51 0000 0000 0000 0000 0000 0000 0000 401E
120: 401C 0000 0000 0000 0000 0000 0000 0000 0029 6DB0
130: 7470 6DB0 7470 2020 0002 0140 0100 5000 3C06 3C0A
140: 0000 0078 0000 0008 0000 0000 004F 0280 0000 0000
150: 0008 0000 0000 0000 0000 0000 0000 0000 3F00 9800
160: 0000 0000 0000 0000 0000 0000 0000 0000 0000 0000
170: 0000 0000 0000 0000 0000 0000 0000 0000 0000 0000
180: 0000 0000 0000 0000 0000 0000 0000 0000 0000 0000
190: 0000 0000 0000 0000 0000 0000 0000 0000 0000 0000
200: 0000 0000 0000 0000 0000 0000 103F 0000 0000 0000
210: 0000 0000 0000 0000 0000 0000 0000 1C20 0000 0000
220: 0000 0000 1020 0000 0000 0000 0000 0000 0000 0000
230: 0000 0000 0000 0000 0001 0080 0000 0000 0000 0000
240: 0000 0000 0000 1000 0000 0000 0000 0000 0000 0000
250: 0000 0000 0000 0000 0000 0EA5
-- SMART_READ_DATA ---------------------------------------------------------
+0 +1 +2 +3 +4 +5 +6 +7 +8 +9 +A +B +C +D +E +F
000: 0A 00 01 2F 00 6B 5E C6 21 37 07 00 00 00 03 23
010: 00 64 5F 00 00 00 00 00 00 00 04 32 00 63 63 56
020: 04 00 00 00 00 00 05 33 00 64 64 1A 00 00 00 00
030: 00 00 07 2F 00 56 3C F3 2C 51 1B 00 00 00 09 32
040: 00 4E 4E CE 4C 00 00 00 00 00 0A 33 00 64 64 00
050: 00 00 00 00 00 00 0C 32 00 64 64 7B 03 00 00 00
060: 00 00 B4 2B 00 64 64 DE F2 E8 01 00 00 00 B7 32
070: 00 64 64 00 00 00 00 00 00 00 B8 33 00 64 64 00
080: 00 00 00 00 00 00 BB 32 00 01 01 40 01 00 00 00
090: 00 00 BC 32 00 64 63 01 00 01 00 00 00 00 BD 3A
0A0: 00 64 64 00 00 00 00 00 00 00 BE 22 00 45 35 1F
0B0: 00 1E 20 01 00 00 C2 22 00 1F 2F 1F 00 00 00 00
0C0: 80 00 C3 3A 00 2F 12 C6 21 37 07 00 00 00 C4 32
0D0: 00 64 64 1A 00 00 00 00 00 00 C5 32 00 64 64 01
0E0: 00 00 00 00 00 00 C6 30 00 64 64 00 00 00 00 00
0F0: 00 00 C7 32 00 C8 C8 00 00 00 00 00 00 00 00 00
100: 00 00 00 00 00 00 00 00 00 00 00 00 00 00 00 00
110: 00 00 00 00 00 00 00 00 00 00 00 00 00 00 00 00
120: 00 00 00 00 00 00 00 00 00 00 00 00 00 00 00 00
130: 00 00 00 00 00 00 00 00 00 00 00 00 00 00 00 00
140: 00 00 00 00 00 00 00 00 00 00 00 00 00 00 00 00
150: 00 00 00 00 00 00 00 00 00 00 00 00 00 00 00 00
160: 00 00 00 00 00 00 00 00 00 00 82 79 69 02 00 5B
170: 03 00 01 00 02 B8 00 00 00 00 00 00 00 00 00 00
180: 00 00 00 00 B6 0B 00 00 05 00 00 00 00 00 00 00
190: 00 00 00 00 00 00 00 00 00 01 00 00 00 00 00 00
1A0: 00 00 00 00 00 00 00 00 62 A2 7B C6 65 40 00 00
1B0: 00 00 00 00 01 00 FF FF F9 B0 A5 4C A1 5F 01 00
1C0: C7 72 F0 03 20 84 08 00 00 00 00 00 86 4F B0 00
1D0: 01 00 00 00 0A 00 00 00 25 25 00 00 1C 00 06 00
1E0: 00 00 00 00 8B 35 00 00 00 00 00 00 00 00 00 02
1F0: 00 00 00 00 00 00 00 00 00 00 00 00 00 00 00 1D
-- SMART_READ_THRESHOLD ----------------------------------------------------
+0 +1 +2 +3 +4 +5 +6 +7 +8 +9 +A +B +C +D +E +F
000: 01 00 01 06 00 00 00 00 00 00 00 00 00 00 03 00
010: 00 00 00 00 00 00 00 00 00 00 04 14 00 00 00 00
020: 00 00 00 00 00 00 05 24 00 00 00 00 00 00 00 00
030: 00 00 07 1E 00 00 00 00 00 00 00 00 00 00 09 00
040: 00 00 00 00 00 00 00 00 00 00 0A 61 00 00 00 00
050: 00 00 00 00 00 00 0C 14 00 00 00 00 00 00 00 00
060: 00 00 B4 00 00 00 00 00 00 00 00 00 00 00 B7 00
070: 00 00 00 00 00 00 00 00 00 00 B8 61 00 00 00 00
080: 00 00 00 00 00 00 BB 00 00 00 00 00 00 00 00 00
090: 00 00 BC 00 00 00 00 00 00 00 00 00 00 00 BD 00
0A0: 00 00 00 00 00 00 00 00 00 00 BE 2D 00 00 00 00
0B0: 00 00 00 00 00 00 C2 00 00 00 00 00 00 00 00 00
0C0: 00 00 C3 00 00 00 00 00 00 00 00 00 00 00 C4 24
0D0: 00 00 00 00 00 00 00 00 00 00 C5 00 00 00 00 00
0E0: 00 00 00 00 00 00 C6 00 00 00 00 00 00 00 00 00
0F0: 00 00 C7 00 00 00 00 00 00 00 00 00 00 00 00 00
100: 00 00 00 00 00 00 00 00 00 00 00 00 00 00 00 00
110: 00 00 00 00 00 00 00 00 00 00 00 00 00 00 00 00
120: 00 00 00 00 00 00 00 00 00 00 00 00 00 00 00 00
130: 00 00 00 00 00 00 00 00 00 00 00 00 00 00 00 00
140: 00 00 00 00 00 00 00 00 00 00 00 00 00 00 00 00
150: 00 00 00 00 00 00 00 00 00 00 00 00 00 00 00 00
160: 00 00 00 00 00 00 00 00 00 00 00 00 00 00 00 00
170: 00 00 00 00 00 00 00 00 00 00 00 00 00 00 00 00
180: 00 00 00 00 00 00 00 00 00 00 00 00 00 00 00 00
190: 00 00 00 00 00 00 00 00 00 00 00 00 00 00 00 00
1A0: 00 00 00 00 00 00 00 00 00 00 00 00 00 00 00 00
1B0: 00 00 00 00 00 00 00 00 00 00 00 00 00 00 00 00
1C0: 00 00 00 00 00 00 00 00 00 00 00 00 00 00 00 00
1D0: 00 00 00 00 00 00 00 00 00 00 00 00 00 00 00 00
1E0: 00 00 00 00 00 00 00 00 00 00 00 00 00 00 00 00
1F0: 00 00 00 00 00 00 00 00 00 00 00 00 00 00 00 99
CrystalDiskInfo 6.3.0 (C) 2008-2015 hiyohiyo
Crystal Dew World : http://crystalmark.info/
----------------------------------------------------------------------------
OS : Windows 8.1 Pro N [6.3 Build 9600] (x64)
Date : 2015/01/22 22:09:34
-- Controller Map ----------------------------------------------------------
+ Standard SATA AHCI Controller [ATA]
- ST31000524AS
- KINGSTON SV300S37A240G
- ST3500511AS
- Microsoft Storage Spaces Controller [SCSI]
- Asmedia 106x SATA Controller [SCSI]
-- Disk List ---------------------------------------------------------------
(1) ST31000524AS : 1000.2 GB [0/0/0, pd1] - st
(2) KINGSTON SV300S37A240G : 240.0 GB [1/0/0, pd1] - sf
(3) ST3500511AS : 500.1 GB [2/0/0, pd1] - st
----------------------------------------------------------------------------
(1) ST31000524AS
----------------------------------------------------------------------------
Model : ST31000524AS
Firmware : HP64
Serial Number : ********
Disk Size : 1000.2 GB (8.4/137.4/1000.2/1000.2)
Buffer Size : Unknown
Queue Depth : 32
# of Sectors : 1953525168
Rotation Rate : 7200 RPM
Interface : Serial ATA
Major Version : ATA8-ACS
Minor Version : ATA8-ACS version 4
Transfer Mode : SATA/600 | SATA/600
Power On Hours : 19662 hours
Power On Count : 891 count
Temperature : 31 C (87 F)
Health Status : Caution
Features : S.M.A.R.T., 48bit LBA, NCQ
APM Level : ----
AAM Level : ----
-- S.M.A.R.T. --------------------------------------------------------------
ID Cur Wor Thr RawValues(6) Attribute Name
01 107 _94 __6 0000073721C6 Read Error Rate
03 100 _95 __0 000000000000 Spin-Up Time
04 _99 _99 _20 000000000456 Start/Stop Count
05 100 100 _36 00000000001A Reallocated Sectors Count
07 _86 _60 _30 00001B512CF3 Seek Error Rate
09 _78 _78 __0 000000004CCE Power-On Hours
0A 100 100 _97 000000000000 Spin Retry Count
0C 100 100 _20 00000000037B Power Cycle Count
B4 100 100 __0 000001E8F2DE Vendor Specific
B7 100 100 __0 000000000000 Vendor Specific
B8 100 100 _97 000000000000 End-to-End Error
BB __1 __1 __0 000000000140 Reported Uncorrectable Errors
BC 100 _99 __0 000000010001 Command Timeout
BD 100 100 __0 000000000000 High Fly Writes
BE _69 _53 _45 0001201E001F Airflow Temperature
C2 _31 _47 __0 80000000001F Temperature
C3 _47 _18 __0 0000073721C6 Hardware ECC recovered
C4 100 100 _36 00000000001A Reallocation Event Count
C5 100 100 __0 000000000001 Current Pending Sector Count
C6 100 100 __0 000000000000 Uncorrectable Sector Count
C7 200 200 __0 000000000000 UltraDMA CRC Error Count
-- IDENTIFY_DEVICE ---------------------------------------------------------
0 1 2 3 4 5 6 7 8 9
000: 0C5A 3FFF C837 0010 0000 0000 003F 0000 0000 0000
010: FFFF FFFF FFFF FFFF FFFF FFFF FFFF FFFF FFFF 2020
020: 0000 0000 0004 4850 3634 2020 2020 5354 3331 3030
030: 3035 3234 4153 2020 2020 2020 2020 2020 2020 2020
040: 2020 2020 2020 2020 2020 2020 2020 8010 0000 2F00
050: 4000 0200 0200 0007 3FFF 0010 003F FC10 00FB 0110
060: FFFF 0FFF 0000 0007 0003 0078 0078 0078 0078 0000
070: 0000 0000 0000 0000 0000 001F 850E 0006 0048 0040
080: 01F0 0029 306B 7C01 4163 3069 BC01 4163 013F 0059
090: 0059 0000 FFFE 0000 D000 0000 0000 0000 0000 0000
100: 6DB0 7470 0000 0000 0000 0000 0000 0000 5000 C500
110: 451C BA51 0000 0000 0000 0000 0000 0000 0000 401E
120: 401C 0000 0000 0000 0000 0000 0000 0000 0029 6DB0
130: 7470 6DB0 7470 2020 0002 0140 0100 5000 3C06 3C0A
140: 0000 0078 0000 0008 0000 0000 004F 0280 0000 0000
150: 0008 0000 0000 0000 0000 0000 0000 0000 3F00 9800
160: 0000 0000 0000 0000 0000 0000 0000 0000 0000 0000
170: 0000 0000 0000 0000 0000 0000 0000 0000 0000 0000
180: 0000 0000 0000 0000 0000 0000 0000 0000 0000 0000
190: 0000 0000 0000 0000 0000 0000 0000 0000 0000 0000
200: 0000 0000 0000 0000 0000 0000 103F 0000 0000 0000
210: 0000 0000 0000 0000 0000 0000 0000 1C20 0000 0000
220: 0000 0000 1020 0000 0000 0000 0000 0000 0000 0000
230: 0000 0000 0000 0000 0001 0080 0000 0000 0000 0000
240: 0000 0000 0000 1000 0000 0000 0000 0000 0000 0000
250: 0000 0000 0000 0000 0000 0EA5
-- SMART_READ_DATA ---------------------------------------------------------
+0 +1 +2 +3 +4 +5 +6 +7 +8 +9 +A +B +C +D +E +F
000: 0A 00 01 2F 00 6B 5E C6 21 37 07 00 00 00 03 23
010: 00 64 5F 00 00 00 00 00 00 00 04 32 00 63 63 56
020: 04 00 00 00 00 00 05 33 00 64 64 1A 00 00 00 00
030: 00 00 07 2F 00 56 3C F3 2C 51 1B 00 00 00 09 32
040: 00 4E 4E CE 4C 00 00 00 00 00 0A 33 00 64 64 00
050: 00 00 00 00 00 00 0C 32 00 64 64 7B 03 00 00 00
060: 00 00 B4 2B 00 64 64 DE F2 E8 01 00 00 00 B7 32
070: 00 64 64 00 00 00 00 00 00 00 B8 33 00 64 64 00
080: 00 00 00 00 00 00 BB 32 00 01 01 40 01 00 00 00
090: 00 00 BC 32 00 64 63 01 00 01 00 00 00 00 BD 3A
0A0: 00 64 64 00 00 00 00 00 00 00 BE 22 00 45 35 1F
0B0: 00 1E 20 01 00 00 C2 22 00 1F 2F 1F 00 00 00 00
0C0: 80 00 C3 3A 00 2F 12 C6 21 37 07 00 00 00 C4 32
0D0: 00 64 64 1A 00 00 00 00 00 00 C5 32 00 64 64 01
0E0: 00 00 00 00 00 00 C6 30 00 64 64 00 00 00 00 00
0F0: 00 00 C7 32 00 C8 C8 00 00 00 00 00 00 00 00 00
100: 00 00 00 00 00 00 00 00 00 00 00 00 00 00 00 00
110: 00 00 00 00 00 00 00 00 00 00 00 00 00 00 00 00
120: 00 00 00 00 00 00 00 00 00 00 00 00 00 00 00 00
130: 00 00 00 00 00 00 00 00 00 00 00 00 00 00 00 00
140: 00 00 00 00 00 00 00 00 00 00 00 00 00 00 00 00
150: 00 00 00 00 00 00 00 00 00 00 00 00 00 00 00 00
160: 00 00 00 00 00 00 00 00 00 00 82 79 69 02 00 5B
170: 03 00 01 00 02 B8 00 00 00 00 00 00 00 00 00 00
180: 00 00 00 00 B6 0B 00 00 05 00 00 00 00 00 00 00
190: 00 00 00 00 00 00 00 00 00 01 00 00 00 00 00 00
1A0: 00 00 00 00 00 00 00 00 62 A2 7B C6 65 40 00 00
1B0: 00 00 00 00 01 00 FF FF F9 B0 A5 4C A1 5F 01 00
1C0: C7 72 F0 03 20 84 08 00 00 00 00 00 86 4F B0 00
1D0: 01 00 00 00 0A 00 00 00 25 25 00 00 1C 00 06 00
1E0: 00 00 00 00 8B 35 00 00 00 00 00 00 00 00 00 02
1F0: 00 00 00 00 00 00 00 00 00 00 00 00 00 00 00 1D
-- SMART_READ_THRESHOLD ----------------------------------------------------
+0 +1 +2 +3 +4 +5 +6 +7 +8 +9 +A +B +C +D +E +F
000: 01 00 01 06 00 00 00 00 00 00 00 00 00 00 03 00
010: 00 00 00 00 00 00 00 00 00 00 04 14 00 00 00 00
020: 00 00 00 00 00 00 05 24 00 00 00 00 00 00 00 00
030: 00 00 07 1E 00 00 00 00 00 00 00 00 00 00 09 00
040: 00 00 00 00 00 00 00 00 00 00 0A 61 00 00 00 00
050: 00 00 00 00 00 00 0C 14 00 00 00 00 00 00 00 00
060: 00 00 B4 00 00 00 00 00 00 00 00 00 00 00 B7 00
070: 00 00 00 00 00 00 00 00 00 00 B8 61 00 00 00 00
080: 00 00 00 00 00 00 BB 00 00 00 00 00 00 00 00 00
090: 00 00 BC 00 00 00 00 00 00 00 00 00 00 00 BD 00
0A0: 00 00 00 00 00 00 00 00 00 00 BE 2D 00 00 00 00
0B0: 00 00 00 00 00 00 C2 00 00 00 00 00 00 00 00 00
0C0: 00 00 C3 00 00 00 00 00 00 00 00 00 00 00 C4 24
0D0: 00 00 00 00 00 00 00 00 00 00 C5 00 00 00 00 00
0E0: 00 00 00 00 00 00 C6 00 00 00 00 00 00 00 00 00
0F0: 00 00 C7 00 00 00 00 00 00 00 00 00 00 00 00 00
100: 00 00 00 00 00 00 00 00 00 00 00 00 00 00 00 00
110: 00 00 00 00 00 00 00 00 00 00 00 00 00 00 00 00
120: 00 00 00 00 00 00 00 00 00 00 00 00 00 00 00 00
130: 00 00 00 00 00 00 00 00 00 00 00 00 00 00 00 00
140: 00 00 00 00 00 00 00 00 00 00 00 00 00 00 00 00
150: 00 00 00 00 00 00 00 00 00 00 00 00 00 00 00 00
160: 00 00 00 00 00 00 00 00 00 00 00 00 00 00 00 00
170: 00 00 00 00 00 00 00 00 00 00 00 00 00 00 00 00
180: 00 00 00 00 00 00 00 00 00 00 00 00 00 00 00 00
190: 00 00 00 00 00 00 00 00 00 00 00 00 00 00 00 00
1A0: 00 00 00 00 00 00 00 00 00 00 00 00 00 00 00 00
1B0: 00 00 00 00 00 00 00 00 00 00 00 00 00 00 00 00
1C0: 00 00 00 00 00 00 00 00 00 00 00 00 00 00 00 00
1D0: 00 00 00 00 00 00 00 00 00 00 00 00 00 00 00 00
1E0: 00 00 00 00 00 00 00 00 00 00 00 00 00 00 00 00
1F0: 00 00 00 00 00 00 00 00 00 00 00 00 00 00 00 99