In FusionInsight,How does Service Node Faulty impact on the system.

?The DataNode service is installed on service nodes by default. If less than three service nodes are lost, the service is not affected, but the service response time prolongs. You need to rectify the fault promptly.
?If more than three service nodes are lost, files stored in the Hadoop distributed file system (HDFS) may be lost and the service can be affected. You are advised to stop all service reading operations and rectify the fault immediately.

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