Table 8 Hot Spare Selection Criteria - Fujitsu ETERNUS AF250 Design Manual

1. Function
RAID Functions
■
Selection Criteria
When multiple Global Hot Spares are installed, the following criteria are used to select which hot spare will re-
place a failed drive:

Table 8 Hot Spare Selection Criteria

Selection or-
Selection criteria
der
1 A hot spare with the same type and same capacity as the failed drive (*1)
2 A hot spare with the same type as the failed drive but with a larger capacity (*1) (*2)
*1: If multiple drives are applicable, priority is given to the drives in ascending order of the enclosure number
and the drive slot number.
*2: When there are multiple hot spares with a larger capacity than the failed drive, the hot spare with the
smallest capacity among them is used first.
FUJITSU Storage ETERNUS AF250 S2, ETERNUS AF250 All-Flash Arrays Design Guide (Basic)
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