[Balthazar] Swap Drive (P: ) degraded

About 6:09pm the swap drive (P:) became degraded, reporting a bad block. Rebuild was successful.

From log:
The device, \Device\Harddisk3\DR3, has a bad block.
The IO operation at logical block address 0xa831e0 for Disk 3 (PDO name: \Device\00000059) was retried.
Reset to device, \Device\RaidPort1, was issued.