Alter Tier

Alters properties of an exisiting tier to facilitate resource management.

To disable watermark-based eviction, set both high_watermark and low_watermark to 100.

Input Parameter Description

Name Type Description
name string Name of the tier to be altered. Must be an existing tier group name.
options map of string to strings

Optional parameters. The default value is an empty map ( {} ).

Supported Parameters (keys) Parameter Description
capacity Maximum size in bytes this tier may hold at once.
high_watermark Threshold of usage of this tier's resource that, once exceeded, will trigger watermark-based eviction from this tier. The minimum allowed value is 0. The maximum allowed value is 100.
low_watermark Threshold of resource usage that, once fallen below after crossing the high_watermark, will cease watermark-based eviction from this tier. The minimum allowed value is 0. The maximum allowed value is 100.

Output Parameter Description

Name Type Description
name string Value of input parameter name.
info map of string to strings Additional information.