I reviewed my NAS today and determined that I’m running on borrowed time.
| name | power on hours | Reallocated_Sector_Ct (05) | 
|---|---|---|
| sda | 56501 | 0 | 
| sdb | 43021 | 0 | 
| sdc | 56497 | 0 | 
| sdd | 56501 | 0 | 
| sde | 71716 | 120 | 
| sdf | 59382 | 0 | 
| sdg | 18730 | 0 | 
| sdh | 70350 | 0 | 
| sdi | 19449 | 0 | 
| sdj | 71712 | 8 | 
| sdk | 44838 | 56 | 
| sdl | 71715 | 16 | 


What does silvering mean?
Basically moving blocks to rebalance/redundant a pool
Zfs term for rebuilding a raid array
https://blocksandfiles.com/2022/06/20/resilvering/
Neat. Thank you!