Description
Item
You can set this function when the Smart Pool is enabled.
Buffer Space for New page
assignment
Tier 1: Enter an integer value from 0 to 50 as the percentage (%) to set for tier
1. A default value depends on the data drive type of pool-VOL in tier 1. The
default value of SSD is 0%. The default value other than SSD is 8%.
Tier 2: Enter an integer value from 0 to 50 as the percentage (%) to set for tier
2. A default value depends on the data drive type of pool-VOL in tier 2.
Tier 3: Enter an integer value from 0 to 50 as the percentage (%) to set for tier
3. A default value depends on the data drive type of pool-VOL in tier 3.
You can set this function when the Smart Pool is enabled.
Buffer Space for Tier relocation
Tier 1: Enter an integer value from 2 to 40 as the percentage (%) to set for tier
1. A default value is 2%.
Tier 2: Enter an integer value from 2 to 40 as the percentage (%) to set for tier
2. A default value is 2%.
Tier 3: Enter an integer value from 2 to 40 as the percentage (%) to set for tier
3. A default value is 2%.
*Items with asterisks require configuration.
CAUTION:
When you create the Thin Provisioning or Thin Provisioning Z pool, if you specify
Mixable
for
RAID level
to display the
Select Pool VOLs
window, external volumes with the cache
mode set to disabled are not displayed in the
Available Pool Volumes
table because they cannot
coexist with volumes of the other RAID levels:
When you select these volumes in the
Select Pool VOLs
window, specify a hyphen (-) for
RAID level
.
Add
When you click
Add
, the configured information is added to the right side of the Selected Pools
table.
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Thin Provisioning and Smart Tiers GUI reference