Logical unit options and settings for HP StorageWorks EVA systems

Logical unit (LU) settings are configurable at the LU level.

Table 1 describes the options that must be set for each LU that is accessed by other hosts. LUs that are accessed by hosts can be configured differently.

Table 1. HP StorageWorks EVA LU options and required settings
Option	HP EVA Default Setting	Lenovo Storage V series Required Setting
Capacity	None	Any
Write cache	Write-through or Write-back	Write-back
Read cache	On	On
Redundancy	Vraid0	Any
Preferred path	No preference	No preference
Write protect	Off	Off