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3 month old, 8GB/512GB, M1 Air

  SMART/Health Information (NVMe Log 0x02)
  Critical Warning:                   0x00
  Temperature:                        56 Celsius
  Available Spare:                    100%
  Available Spare Threshold:          99%
  Percentage Used:                    2%
  Data Units Read:                    153,706,243 [78.6 TB]
  Data Units Written:                 133,607,337 [68.4 TB]
  Host Read Commands:                 2,004,724,611
  Host Write Commands:                380,685,816
  Controller Busy Time:               0
  Power Cycles:                       178
  Power On Hours:                     358


That's a lot of write. I think that's 157 full writes of your disk. You're writing out almost a terabyte (or is this terabits?) per day.

Your reads are also low in ratio to your write.

Are you swapping? This almost looks like pages swapping in and out of memory.




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