Unexpected error: search_phase_execution_exception: [es_rejected_execution_exception] Reason: rejected execution of org.elasticsearch.common.util.concurrent.TimedRunnable@732388c9 on EWMATrackingEsThreadPoolExecutor[name = b2aa54f2004c20a1dac6b0fc048d2bfa/search, queue capacity = 1000, task execution EWMA = 825micros, org.elasticsearch.common.util.concurrent.EWMATrackingEsThreadPoolExecutor@9d7f636[Running, pool size = 4, active threads = 4, queued tasks = 1000, completed tasks = 227616383]]; [es_rejected_execution_exception] Reason: rejected execution of org.elasticsearch.common.util.concurrent.TimedRunnable@11868222 on EWMATrackingEsThreadPoolExecutor[name = 1b6870454698869d245f321627d3871f/search, queue capacity = 1000, task execution EWMA = 2.2ms, org.elasticsearch.common.util.concurrent.EWMATrackingEsThreadPoolExecutor@794093fd[Running, pool size = 4, active threads = 4, queued tasks = 1000, completed tasks = 168569261]]; [es_rejected_execution_exception] Reason: rejected execution of org.elasticsearch.common.util.concurrent.TimedRunnable@48ca4043 on EWMATrackingEsThreadPoolExecutor[name = 1b6870454698869d245f321627d3871f/search, queue capacity = 1000, task execution EWMA = 2.2ms, org.elasticsearch.common.util.concurrent.EWMATrackingEsThreadPoolExecutor@794093fd[Running, pool size = 4, active threads = 4, queued tasks = 1000, completed tasks = 168569261]]; [es_rejected_execution_exception] Reason: rejected execution of org.elasticsearch.common.util.concurrent.TimedRunnable@2a880c61 on EWMATrackingEsThreadPoolExecutor[name = b2aa54f2004c20a1dac6b0fc048d2bfa/search, queue capacity = 1000, task execution EWMA = 825micros, org.elasticsearch.common.util.concurrent.EWMATrackingEsThreadPoolExecutor@9d7f636[Running, pool size = 4, active threads = 4, queued tasks = 1000, completed tasks = 227616383]]; [es_rejected_execution_exception] Reason: rejected execution of org.elasticsearch.common.util.concurrent.TimedRunnable@71ab985b on EWMATrackingEsThreadPoolExecutor[name = b2aa54f2004c20a1dac6b0fc048d2bfa/search, queue capacity = 1000, task execution EWMA = 825micros, org.elasticsearch.common.util.concurrent.EWMATrackingEsThreadPoolExecutor@9d7f636[Running, pool size = 4, active threads = 4, queued tasks = 1000, completed tasks = 227616383]]

Seems like something is not working.