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___________ is used to decommission more than one RegionServer at a time by creating sub-znodes.

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___________ is used to decommission more than one RegionServer at a time by creating sub-znodes.

(a) /hbase/master

(b) /hbase/draining

(c) /hbase/passive

(d) None of the mentioned

The question was asked by my college professor while I was bunking the class.

My doubt is from The ZooKeeper Service topic in chapter ZooKeeper, Sqoop and Cassandra of Hadoop

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The correct choice is (b) /hbase/draining

The best I can explain: /hbase/draining lets you decommission multiple RegionServers without having the risk of regions temporarily moved to a RegionServer that will be decommissioned later.

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