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Posted to commits@druid.apache.org by GitBox <gi...@apache.org> on 2019/05/21 07:02:42 UTC
[GitHub] [incubator-druid] wangshulun opened a new issue #7714: Metadata segments are not available. Cannot balance.

wangshulun opened a new issue #7714: Metadata segments are not available. Cannot balance.
URL: https://github.com/apache/incubator-druid/issues/7714
 
 
   2019-05-21T06:58:55,490 WARN [DatabaseSegmentManager-Exec--0] org.apache.druid.metadata.SQLMetadataSegmentManager - No segments found in the database!
   2019-05-21T06:58:55,937 INFO [DatabaseRuleManager-Exec--0] org.apache.druid.metadata.SQLMetadataRuleManager - Polled and found 1 rule(s) for 1 datasource(s)
   2019-05-21T06:58:56,846 INFO [Coordinator-Exec--0] org.apache.druid.server.coordinator.helper.DruidCoordinatorSegmentInfoLoader - Starting coordination. Getting available segments.
   2019-05-21T06:58:56,846 INFO [Coordinator-Exec--0] org.apache.druid.server.coordinator.helper.DruidCoordinatorSegmentInfoLoader - Found [0] available segments.
   2019-05-21T06:58:56,847 INFO [Coordinator-Exec--0] org.apache.druid.server.coordinator.ReplicationThrottler - [_default_tier]: Replicant create queue is empty.
   2019-05-21T06:58:56,847 INFO [Coordinator-Exec--0] org.apache.druid.server.coordinator.helper.DruidCoordinatorCleanupUnneeded - Found 0 availableSegments, skipping the cleanup of segments from historicals. This is done to prevent a race condition in which the coordinator would drop all segments if it started running cleanup before it finished polling the metadata storage for available segments for the first time.
   2019-05-21T06:58:56,847 WARN [Coordinator-Exec--0] org.apache.druid.server.coordinator.helper.DruidCoordinatorBalancer - Metadata segments are not available. Cannot balance.
   2019-05-21T06:58:56,847 INFO [Coordinator-Exec--0] org.apache.druid.server.coordinator.helper.DruidCoordinatorLogger - Load Queues:
   2019-05-21T06:58:56,847 INFO [Coordinator-Exec--0] org.apache.druid.server.coordinator.helper.DruidCoordinatorLogger - Server[localhost:8083, historical, _default_tier] has 0 left to load, 0 left to drop, 0 bytes queued, 0 bytes served.
   2019-05-21T06:59:01,847 INFO [Coordinator-Exec--0] org.apache.druid.server.coordinator.helper.DruidCoordinatorSegmentInfoLoader - Starting coordination. Getting available segments.
   2019-05-21T06:59:01,848 INFO [Coordinator-Exec--0] org.apache.druid.server.coordinator.helper.DruidCoordinatorSegmentInfoLoader - Found [0] available segments.
   2019-05-21T06:59:01,848 INFO [Coordinator-Exec--0] org.apache.druid.server.coordinator.ReplicationThrottler - [_default_tier]: Replicant create queue is empty.
   2019-05-21T06:59:01,848 INFO [Coordinator-Exec--0] org.apache.druid.server.coordinator.helper.DruidCoordinatorCleanupUnneeded - Found 0 availableSegments, skipping the cleanup of segments from historicals. This is done to prevent a race condition in which the coordinator would drop all segments if it started running cleanup before it finished polling the metadata storage for available segments for the first time.
   2019-05-21T06:59:01,848 WARN [Coordinator-Exec--0] org.apache.druid.server.coordinator.helper.DruidCoordinatorBalancer - Metadata segments are not available. Cannot balance.
   2019-05-21T06:59:01,848 INFO [Coordinator-Exec--0] org.apache.druid.server.coordinator.helper.DruidCoordinatorLogger - Load Queues:
   2019-05-21T06:59:01,848 INFO [Coordinator-Exec--0] org.apache.druid.server.coordinator.helper.DruidCoordinatorLogger - Server[localhost:8083, historical, _default_tier] has 0 left to load, 0 left to drop, 0 bytes queued, 0 bytes served.
   
   real node can't generate segments to history node，and warn logs up.

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