All ZooKeeper nodes can process read requests.
Comparing Spark and MapReducei, which of the following statements are correct?
In the Mapreducei process, by default, a shard is a block and a mapTask.
How does ElasticSearch index data?
In F1ink, the checkpoint mechanism can ensure that when the application fails during operation, it can recover from a certain checkpoint. During this process, stream snapshots are created in sequence according to the order of data inflow.
F1ink state preservation mainly depends on( )mechanism, which regularly backs up the state in the program.
Which of the following operations cannot be recorded in the Fusioninsight HD system audit log?
HMaster needs to be connected when using HBase for data reading service in Fusioninsight HD
The following is for the LdapSearer organization?Type statement is correct
In the MRS interface, Loader can specify a variety of different data sources, configuration data cleaning and conversion steps, and configure cluster storage systems, etC. .
User Rights Management Role-Based Access Control (RBAC), which provides visual multi-group unified user rights management in clusters.
Kerberos can only provide security authentication for services within the cluster.
The following offon HDFSarity ofholding a spoontransformedProcess description,pleaseArrange from top to bottom in the correct order.
The HDFS data reading process includes the following steps, please choose the correct order. (Drag picture title, sort question)
F? ?middle is ten? ?Lightweight?of?Technology provides Cha? ?mechanism, distributed snapshots can? ?Tap Taak/Opara? ?The state data of the global unified snapshot processing.