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Forum Discussion
2TB WD20EARS HCL Advanced Format 4k Sectors TLER LCC WDidle3
EDIT: This thread was written before the Readynas group had recognized and addressed the WD Advanced Format HDD's. An issue that remains to this day is the massive LCC(Load Cycle Count) increases due ...
MrCyberdude wrote:
4KB sector alignment looks to be Fixed with 4.2.12-T9.
Speed is good and the lock ups appear to have stopped, more testing to do.
As I was wondering how the Western Digital WD20EARS 2TB Hard drive would last without specifically modifying the HDD firmware as I have done in the past,
here is an update for whats happening with a sample from my ReadyNasPro.
SMART Information for Disk 6
Model: WDC WD20EARS-00S8B1
Serial: WD-WCAVY2476xxx xxx=privacy
Firmware: 80.00A80
SMART Attribute
Raw Read Error Rate ------- 0
Spin Up Time -------------- 9341
Start Stop Count ---------- 48
Reallocated Sector Count -- 0
Seek Error Rate ----------- 0
Power On Hours ------------ 6586
Spin Retry Count ---------- 0
Calibration Retry Count --- 0
Power Cycle Count --------- 46
Power-Off Retract Count --- 24
Load Cycle Count ---------- 815306 *****
Temperature Celsius ------- 40
Reallocated Event Count --- 0
Current Pending Sector ---- 0
Offline Uncorrectable ----- 0
UDMA CRC Error Count ------ 0
Multi Zone Error Rate ----- 0
ATA Error Count ----------- 0
I do have some concerns over the LLC
I have been running firmware versions
RAIDiator-x86 4.2.15 since 20101218.
RAIDiator-x86 4.2.13 since 20100923.
RAIDiator-x86 4.2.12 since 20100709.
RAIDiator-x86 4.2.12-T32 since 20100625.
Before this I would have to search the logs.
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