Which of the following sub-products does the Fusioninsight family include?

Which of the following components does the platform architecture of Huawei's big data solution include?

Mapme?program by? ?consists of two parts,? ?program, which has?Piece?Task. Please program the most? ?banknotes? ?

Synchronizing data between partition replication in Kafka, copying data from the leader of the partition to the follower requires a thread (replicationFetcherThread) follower (a follower is equivalent to a consumer) to actively pull messages from the leader in batches, which greatly improves throughput.

HUAWEI CLOUD MapReducel service provides tenants fully controllable - one-stop enterprise-level big data cluster cloud service, fully compatible with open source interfaces, combined with HUAWEI cloud computing, storage advantages and big data industry experience, to provide customers with high-performance, low-cost, The flexible and easy-to-use full-stack big data platform can easily run big data components such as Hadoop, Spark, HBase.Kafka, Storm, etC. Real-time and offline analysis and mining to discover new business opportunities.

The overall process of Kafka Produceri reading data is that the Producer connects to any surviving Broker, requests the leader metadata information of the specified topic and partition, and then directly connects with the corresponding Brokerl to publish the data.

Starting from version 2.7.3 of HDFS, what is the default Block Size?

Which of the following HDFS commands can be used to check the integrity of data blocks?

When a certain task of MapReduce fails, the task can be recalculated through the retry mechanism.

kafka is a high-throughput, distributed, publish-subscribe-based messaging system. Using kafka technology, a large-scale messaging system can be built on cheap PC Server_.

In the MRS service, the unavailability of the Zookeeper service will result in the unavailability of the kafka service.

Fusioninsight Manger supports REST interface, SNMP interface and SYSLOG interface externally