You can check yarn log file ： /var/log/hadoop-yarn/yarn/hadoop-yarn-timelinereader-xxxxx-.log There's a hint NoNode for /atsv2-hbase-unsecure/meta-region-server Caused by: java.io.IOException: org.apache.zookeeper.KeeperException$NoNodeException: KeeperErrorCode = NoNode for /atsv2-hbase-unsecure/meta-region-server at org.apache.hadoop.hbase.client.ConnectionImplementation.get(ConnectionImplementation.java:2002) at org.apache.hadoop.hbase.client.ConnectionImplementation.locateMeta(ConnectionImplementation.java:762) at org.apache.hadoop.hbase.client.ConnectionImplementation.locateRegion(ConnectionImplementation.java:729) at org.apache.hadoop.hbase.client.ConnectionImplementation.relocateRegion(ConnectionImplementation.java:707) at org.apache.hadoop.hbase.client.ConnectionImplementation.locateRegionInMeta(ConnectionImplementation.java:911) at org.apache.hadoop.hbase.client.ConnectionImplementation.locateRegion(ConnectionImplementation.java:732) at org.apache.hadoop.hbase.client.RpcRetryingCallerWithReadReplicas.getRegionLocations(RpcRetryingCallerWithReadReplicas.java:325) ... 17 more Caused by: org.apache.zookeeper.KeeperException$NoNodeException: KeeperErrorCode = NoNode for /atsv2-hbase-unsecure/meta-region-server at org.apache.zookeeper.KeeperException.create(KeeperException.java:111) at org.apache.zookeeper.KeeperException.create(KeeperException.java:51) at org.apache.hadoop.hbase.zookeeper.ReadOnlyZKClient$ZKTask$1.exec(ReadOnlyZKClient.java:164) at org.apache.hadoop.hbase.zookeeper.ReadOnlyZKClient.run(ReadOnlyZKClient.java:321) ... View more

@ Grzegorz Jałocha I have solved the problem. The solution I found to fix this is as follow: Check your yarn logs (/var/log/hadoop-yarn/yarn/ on hdp) for anything clear to spot, for instance, not enough yarn memory (and then fix it if relevant), Clean up hdfs ATS data as described on the HDP docs, Clean up zookeeper ATS data (the example here is for insecure clusters, you will probably have another znode for kerberised clusters): zookeeper-client rmr /atsv2-hbase-unsecure Restart *all* YARN services, Restart ambari server (we had a case where it looked like the alert was wrongly cached). I refer to the link below ： https://thisdataguy.com/2019/01/11/ats-server-does-not-start/ You need to clean up the ats related data in HDFS and zk， And then restart it I hope help you . ... View more

@Grzegorz Jałocha I have the same problem, Have you solved it, please? ... View more