Enable read and write cache
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Backend Storage Requirements Check Failed Error
EMC CONFIDENTIAL
Figure 107 Sample cache settings in Unisphere
4. Verify memory is allocated to read cache and write cache. Figure 107 shows
values for read and write cache that may represent acceptable initial values for a
system. You may need to increase these values as the number of hosts and
applications grows.
Do not change the cache settings of an existing array without the customer’s
permission.
Refer to VNX documentation for recommended read and write cache settings.