Mode Category Description Default MCU/RCU
For more details about the interactions between
SOMs 897, 898, and 901,
contact customer support
(see SOM897_898_901 sheet).
904 Dynamic
Tiering
By setting this SOM to ON or OFF, the number of
pages to be migrated per unit time at tier relocation
is changed.
Mode 904 = ON: The number of pages to be
migrated at tier relocation is set to up to one page
per second.
Mode 904 = OFF (default):No restriction on the
number of pages to be migrated at tier relocation
(existing speciî ´cation).
Notes:
1. This SOM is applied when the requirement for
response time is severe.
2. The number of pages to be migrated per unit
time at tier relocation decreases.
OFF -
System option modes
Appendix B: System option modes
System Administrator Guide for VSP Gx00 models and VSP Fx00 models 328