java.lang.IllegalArgumentException

maxThreadCount should be <= maxMergeCount (= 7)

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Solutions on the web7787

  • maxThreadCount should be <= maxMergeCount (= 7)
  • maxThreadCount should be <= maxMergeCount (= 7)
  • childAtomSize should be positive
  • Stack trace

    • java.lang.IllegalArgumentException: maxThreadCount should be <= maxMergeCount (= 7) at org.apache.lucene.index.ConcurrentMergeScheduler.setMaxMergesAndThreads(ConcurrentMergeScheduler.java:154) at org.elasticsearch.index.engine.ElasticsearchConcurrentMergeScheduler.refreshConfig(ElasticsearchConcurrentMergeScheduler.java:176) at org.elasticsearch.index.engine.InternalEngine.onSettingsChanged(InternalEngine.java:1272) at org.elasticsearch.index.shard.IndexShard$ApplyRefreshSettings.onRefreshSettings(IndexShard.java:1325) at org.elasticsearch.index.settings.IndexSettingsService.refreshSettings(IndexSettingsService.java:54) at org.elasticsearch.indices.cluster.IndicesClusterStateService.applySettings(IndicesClusterStateService.java:322) at org.elasticsearch.indices.cluster.IndicesClusterStateService.clusterChanged(IndicesClusterStateService.java:169) at org.elasticsearch.cluster.service.InternalClusterService.runTasksForExecutor(InternalClusterService.java:610) at org.elasticsearch.cluster.service.InternalClusterService$UpdateTask.run(InternalClusterService.java:772) at org.elasticsearch.common.util.concurrent.PrioritizedEsThreadPoolExecutor$TieBreakingPrioritizedRunnable.runAndClean(PrioritizedEsThreadPoolExecutor.java:231) at org.elasticsearch.common.util.concurrent.PrioritizedEsThreadPoolExecutor$TieBreakingPrioritizedRunnable.run(PrioritizedEsThreadPoolExecutor.java:194) at java.util.concurrent.ThreadPoolExecutor.runWorker(ThreadPoolExecutor.java:1142) at java.util.concurrent.ThreadPoolExecutor$Worker.run(ThreadPoolExecutor.java:617) at java.lang.Thread.run(Thread.java:745)

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