SM2264XT MLC的固态，开卡后跑圈少量红，放几天大片红怎么解决

xljxlj · 发表于 2021-9-20 17:08:16

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闪迪固态，这个https://www.mydigit.cn/thread-274273-1-1.html
量产后跑圈就有坏块，没跑rdt，跑rdt以后开卡失败，不知道为什么
然后多跑几圈就没坏块了
然后放了一个星期，一个星期前的文件再跑就遍地坏块

这是nand气数已尽了么？
还能救吗

rdt的数据

*****************************************************************************************************************************************
Serial Number:          AA000000600000000009
RDT Result:             RDT PASS.
Error Code:             0x00
Execution Time:          00:27:53
Execution Loop:          1
Total Fail Count:       2098
Read Fail Count:       1715
Erase Fail Count:       383
Program Fail Count:    0
Pretest (Original) Fails: 35 (0)
Max Temperature:       55
-----------------------------------------------------------------------------------------------------------------------------------------
Reference:                      0-do RDT to all blocks
Temperature Threshold:          0
ECC Threshold:                   20
Erase Fail Threshold:             0
Program Fail Threshold:          0
Read Fail Threshold:             0
Total Fail Count Threshold:       0
Waiting Time Before Read:       0
RDT Loop Base Setting:          1
Test Pattern:                   Using Random Pattern
-----------------------------------------------------------------------------------------------------------------------------------------
Bad block Number:
      [CE0]  [CE1]  [CE2]  [CE3]  [CE4]  [CE5]  [CE6]  [CE7]
[CH0]  0x82F  0x827  0x821  0x820  0x000  0x000  0x000  0x000
[CH1]  0x820  0x832  0x81C  0x832  0x000  0x000  0x000  0x000
[CH2]  0x818  0x81B  0x819  0x832  0x000  0x000  0x000  0x000
[CH3]  0x820  0x827  0x823  0x822  0x000  0x000  0x000  0x000
-----------------------------------------------------------------------------------------------------------------------------------------