Hello,
I've just received a few Samsung SM863 drives and I've noticed something that looks strange to me. The drives have no LBA writes but a high amount of NAND Writes. I've pasted an output from magician below for one of them. Anyone care to explain?
Thanks!
I've just received a few Samsung SM863 drives and I've noticed something that looks strange to me. The drives have no LBA writes but a high amount of NAND Writes. I've pasted an output from magician below for one of them. Anyone care to explain?
Code:
Samsung(R) SSD Magician DC Version 2.0
Copyright (C) 2015 SAMSUNG Electronics Co. Ltd. All rights reserved.
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Disk Number: 0:0:7 | Model Name: SAMSUNG MZ7KM960HAHP-00005 | Firmware Version: GXM1003Q
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| ID | Description | Raw | Normalized | Worst | Threshold | Status |
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| 5 | Reallocated Sector Count | 0 | 100 | 100 | 10 | OK |
| 9 | Power-on Hours | 0 | 99 | 99 | 0 | OK |
| 12 | Power-on Count | 3 | 99 | 99 | 0 | OK |
| 177 | Wear Leveling Count | 0 | 100 | 99 | 5 | OK |
| 179 | Used Reserved Block Count (total) | 0 | 100 | 100 | 10 | OK |
| 180 | Unused Reserved Block Count (total) - Warranty| 7733 | 100 | 100 | 10 | OK |
| 181 | Program Fail Count (total) | 0 | 100 | 100 | 10 | OK |
| 182 | Erase Fail Count (total) | 0 | 100 | 100 | 10 | OK |
| 183 | Runtime Bad Count (total) | 0 | 100 | 100 | 10 | OK |
| 184 | Error Detection | 0 | 100 | 100 | 97 | OK |
| 187 | Uncorrectable Error Count | 0 | 100 | 100 | 0 | OK |
| 190 | Airflow Temperature | 28 | 72 | 66 | 0 | OK |
| 195 | ECC Error Rate | 0 | 200 | 200 | 0 | OK |
| 197 | Current Pending Sector Count | 0 | 100 | 100 | 0 | OK |
| 199 | CRC Error Count | 0 | 100 | 100 | 0 | OK |
| 202 | SSD Mode Status | 0 | 100 | 100 | 10 | OK |
| 235 | POR Recovery Count | 0 | 100 | 100 | 0 | OK |
| 241 | Total LBAs Written | 0 | 100 | 100 | 0 | OK |
| 242 | Total LBAs Read | 27 | 99 | 99 | 0 | OK |
| 243 | SATA Interface Downshifts (total) | 0 | 100 | 100 | 0 | OK |
| 244 | Thermal Throttle Status | 0 | 100 | 100 | 0 | OK |
| 245 | Timed Workload Media Wear | 65535 | 100 | 100 | 0 | OK |
| 246 | Timed Workload Host Read/Write Ratio | 65535 | 100 | 100 | 0 | OK |
| 247 | Timed Workload Timer | 65535 | 100 | 100 | 0 | OK |
| 251 | NAND Writes | 37267456 | 100 | 100 | 0 | OK |
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WAI(Wear Acceleration Index): Calculation Failed becuase TBW is 0.