Using quota management

Two types of HBase quotas are well established: throttle quota and number-of tables-quota. These two quotas can regulate users and tables.

In a multitenant HBase environment, ensuring that each tenant can use only its allotted portion of the system is key in meeting SLAs.

Table 1. Quota Support Matrix

Quota Type	Resource Type	Purpose	Namespace applicable?	Table applicable?	User applicable?
Throttle	Network	Limit overall network throughput and number of RPC requests	Yes	Yes	Yes
New space	Storage	Limit amount of storage used for table or namespaces	Yes	Yes	No
Number of tables	Metadata	Limit number of tables for each namespace or user	Yes	No	Yes
Number of regions	Metadata	Limit number of regions for each namespace	Yes	No	No