SSD Cache
185
TIP:
Note that the capacity allocated to the SSD cache pool is not counted in
the regular data storage.
The volumes in pool can be selected to enable SSD cache function. The following is the
relationship between SSD cache pool and storage pool.
Figure 10-3
The Relationship between SSD Cache Pool and Storage Pool
The volumes enabled SSD cache with hot data will consume the capacity of the SSD cache
pool. Users have to consider which volumes are enabled according to the SSD cache
resources. When the SSD cache is performing, you can enable or disable the volume. The
maximum quantity of volume shared in an SSD cache pool is 32. The following table is the
summary of the SSD cache parameters.
Table 10-2
SSD Cache Parameters
Item
Value
Maximum SSD cache pool quantity per system (either dual
controller or single controller)
4
Maximum SSD quantity in an SSD cache pool
8
Maximum capacity of an SSD cache pool
32TB
Maximum quantity of volume shared in an SSD cache pool
32
Maximum dedicated spare SSD quantity in an SSD cache
pool
4
Содержание XCubeSAN XS5224D
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