Help with SMART log

I have a box running 12 drives in raid 5.  The SMART shows I have 9 drives with errors.  Surely 9 drives aren’t about to fail?  Can someone explain the threshholds versus values.  Should all the drives with errors be replaced?

Begin Polling Version 1.1C : Mon Sep 01 7:05:25 AM Central Daylight Time 2014
DRIVE P0: ERROR
/usr/sbin/smartctl --device=3ware,0 -a /dev/twa0 | /bin/egrep
“Raw|Current|Sector_Ct|ATA Error Count” | grep -v 0$
197 Current_Pending_Sector 0x0032 200 200 000 Old_age Always -
1
[root@XVCR43 ~]#
/usr/sbin/smartctl --device=3ware,0 -a /dev/twa0 | /bin/egrep
“Device Model:|Serial Number:|Firmware Version:”
Device Model: WDC WD5002ABYS-02B1B0
Serial Number: WD-
Firmware Version: 02.03B03
[root@XVCR43 ~]#
DRIVE P1: DISK OK
/usr/sbin/smartctl --device=3ware,1 -a /dev/twa0 | /bin/egrep
“Device Model:|Serial Number:|Firmware Version:”
Device Model: WDC WD5002ABYS-02B1B1
Serial Number: WD-
Firmware Version: 02.03B04
[root@XVCR43 ~]#
DRIVE P2: ERROR
/usr/sbin/smartctl --device=3ware,2 -a /dev/twa0 | /bin/egrep
“Raw|Current|Sector_Ct|ATA Error Count” | grep -v 0$
1 Raw_Read_Error_Rate 0x002f 200 200 051 Pre-fail Always -
1
197 Current_Pending_Sector 0x0032 200 200 000 Old_age Always -
2
ATA Error Count: 19 (device log contains only the most recent five errors)
[root@XVCR43 ~]#
/usr/sbin/smartctl --device=3ware,2 -a /dev/twa0 | /bin/egrep
“Device Model:|Serial Number:|Firmware Version:”
Device Model: WDC WD5002ABYS-02B1B0
Serial Number: WD-
Firmware Version: 02.03B03
[root@XVCR43 ~]#
DRIVE P3: ERROR
/usr/sbin/smartctl --device=3ware,3 -a /dev/twa0 | /bin/egrep
“Raw|Current|Sector_Ct|ATA Error Count” | grep -v 0$
1 Raw_Read_Error_Rate 0x002f 200 200 051 Pre-fail Always -
1
197 Current_Pending_Sector 0x0032 200 200 000 Old_age Always -
3
ATA Error Count: 14 (device log contains only the most recent five errors)
[root@XVCR43 ~]#
/usr/sbin/smartctl --device=3ware,3 -a /dev/twa0 | /bin/egrep
“Device Model:|Serial Number:|Firmware Version:”
Device Model: WDC WD5002ABYS-02B1B0
Serial Number: WD-
Firmware Version: 02.03B03
[root@XVCR43 ~]#
Drive P4: ERROR
/usr/sbin/smartctl --device=3ware,4 -a /dev/twa0 | /bin/egrep
“Raw|Current|Sector_Ct|ATA Error Count” | grep -v 0$
197 Current_Pending_Sector 0x0032 200 200 000 Old_age Always -
2
[root@XVCR43 ~]#
/usr/sbin/smartctl --device=3ware,4 -a /dev/twa0 | /bin/egrep
“Device Model:|Serial Number:|Firmware Version:”
Device Model: WDC WD5002ABYS-02B1B0
Serial Number: WD-
Firmware Version: 02.03B03
[root@XVCR43 ~]#
Drive P5: ERROR
/usr/sbin/smartctl --device=3ware,5 -a /dev/twa0 | /bin/egrep
“Raw|Current|Sector_Ct|ATA Error Count” | grep -v 0$
ATA Error Count: 7 (device log contains only the most recent five errors)
[root@XVCR43 ~]#
/usr/sbin/smartctl --device=3ware,5 -a /dev/twa0 | /bin/egrep
“Device Model:|Serial Number:|Firmware Version:”
Device Model: WDC WD5002ABYS-02B1B0
Serial Number: WD-
Firmware Version: 02.03B03
[root@XVCR43 ~]#
Drive P6: DISK OK
/usr/sbin/smartctl --device=3ware,6 -a /dev/twa0 | /bin/egrep
“Device Model:|Serial Number:|Firmware Version:”
Device Model: WDC WD5002ABYS-02B1B0
Serial Number: WD-
Firmware Version: 02.03B03
[root@XVCR43 ~]#
Drive P7: ERROR
/usr/sbin/smartctl --device=3ware,7 -a /dev/twa0 | /bin/egrep
“Raw|Current|Sector_Ct|ATA Error Count” | grep -v 0$
5 Reallocated_Sector_Ct 0x0033 198 198 140 Pre-fail Always -
14
[root@XVCR43 ~]#
/usr/sbin/smartctl --device=3ware,7 -a /dev/twa0 | /bin/egrep
“Device Model:|Serial Number:|Firmware Version:”
Device Model: WDC WD5002ABYS-02B1B0
Serial Number: WD-
Firmware Version: 02.03B03
[root@XVCR43 ~]#
Drive P8: ERROR
/usr/sbin/smartctl --device=3ware,8 -a /dev/twa0 | /bin/egrep
“Raw|Current|Sector_Ct|ATA Error Count” | grep -v 0$
197 Current_Pending_Sector 0x0032 200 200 000 Old_age Always -
2
[root@XVCR43 ~]#
/usr/sbin/smartctl --device=3ware,8 -a /dev/twa0 | /bin/egrep
“Device Model:|Serial Number:|Firmware Version:”
Device Model: WDC WD5002ABYS-02B1B0
Serial Number: WD-
Firmware Version: 02.03B03
[root@XVCR43 ~]#
Drive P9: ERROR
/usr/sbin/smartctl --device=3ware,9 -a /dev/twa0 | /bin/egrep
“Raw|Current|Sector_Ct|ATA Error Count” | grep -v 0$
197 Current_Pending_Sector 0x0032 200 200 000 Old_age Always -
1
[root@XVCR43 ~]#
/usr/sbin/smartctl --device=3ware,9 -a /dev/twa0 | /bin/egrep
“Device Model:|Serial Number:|Firmware Version:”
Device Model: WDC WD5002ABYS-02B1B0
Serial Number: WD-
Firmware Version: 02.03B03
[root@XVCR43 ~]#
Drive P10: ERROR
/usr/sbin/smartctl --device=3ware,10 -a /dev/twa0 | /bin/egrep
“Raw|Current|Sector_Ct|ATA Error Count” | grep -v 0$
1 Raw_Read_Error_Rate 0x002f 200 200 051 Pre-fail Always -
1
197 Current_Pending_Sector 0x0032 200 200 000 Old_age Always -
2
[root@XVCR43 ~]#
/usr/sbin/smartctl --device=3ware,10 -a /dev/twa0 | /bin/egrep
“Device Model:|Serial Number:|Firmware Version:”
Device Model: WDC WD5002ABYS-02B1B0
Serial Number: WD-
Firmware Version: 02.03B03
[root@XVCR43 ~]#
Drive P11: DISK OK
/usr/sbin/smartctl --device=3ware,11 -a /dev/twa0 | /bin/egrep
“Device Model:|Serial Number:|Firmware Version:”
Device Model: WDC WD5002ABYS-02B1B0
Serial Number: WD-
Firmware Version: 02.03B03

Maybe you should try contacting WD’s Technical Support about this. You can do so either by phone or email.

To Contact WD for Technical Support
http://support.wdc.com/contact/index.asp?lang=en

Regards,

@StubbornOx, perhaps the analogy in the following thread might help you to understand the meaning of SMART thresholds and values:

http://webcache.googleusercontent.com/search?strip=1&q=cache:http://www.tomshardware.com/answers/id-2230787/problems-int-ext-hdd.html