TaskSlot in Flink is mainly used for resource isolation, including memory resources and CPU resources.

When Fusioninsight Manager is connected to an external management platform, which of the following interfaces does it support? (Multiple choice)

ApplicationMasters apply for and receive resources from ResourceManagerl through the RPC protocol in a polling manner.

A user information table meg_table is saved in the HBase of Fusioninsight HD, Rowkey is the user id, and one of the columns is the user nickname. Now write three KeyValues in this column in order: 001:Li, 001:Mary, 001:Lily , May I ask scan' meg_table', (VERSION=>2) which data will be returned?

Which of the following are not part of the core elements of KrbServer?