SMARTCTL NOT OK

Hi ,

I'm using below HDD.
But it cause sudden restarts to server blade.

smartctl -a /dev/sda  result is given below here.  It shows SMART Health
Status: OK
But there are lots of uncorrected errors and delays.


Could you please let me know on what basis SMART Health Status become NOT
OK ?



Vendor:               TOSHIBA
Product:              AL13SEB300
Revision:             0101
User Capacity:        300,000,000,000 bytes [300 GB]
Logical block size:   512 bytes
Logical Unit id:      0x50000394a80b1148
Device type:          disk
Transport protocol:   SAS
Local Time is:        Thu Nov 17 02:48:26 2016 UTC
Device supports SMART and is Enabled
Temperature Warning Enabled
SMART Health Status: OK
Current Drive Temperature:     41 C
Drive Trip Temperature:        65 C
Manufactured in week 10 of year 2013
Specified cycle count over device lifetime:  50000
Accumulated start-stop cycles:  11
Specified load-unload count over device lifetime:  200000
Accumulated load-unload cycles:  4
Elements in grown defect list: 1581
Error counter log:
           Errors Corrected by           Total   Correction
Gigabytes    Total
               ECC          rereads/    errors   algorithm
processed    uncorrected
           fast | delayed   rewrites  corrected  invocations   [10^9
bytes]  errors
read:          0    11055         3         0          0
34590.725           3
write:         0        0         0         0          0
42897.670           0




Best regards //Dinesh

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