What are necessary underlying services for HBase?

1

HBase depends on HDFS, ZooKeeper, and Yarn.

Other related questions:
Are SSDs necessary for MQ nodes?
The Message Queue (MQ) service provides message queuing capabilities. In order to deliver high throughput, Solid State Drives (SSDs) must be installed on MQ nodes.

In which versions can VS be configured on the CE12800 and is a license required
CE12800 series switches support VS in V100R002C00 and later versions, and each CE12800 can have a maximum of 16 VSs (including the admin-VS) configured. The VS function is under license control.

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