rt，看下文

{"error":{"root_cause":[{"type":"es_rejected_execution_exception","reason":"rejected execution of org.elasticsearch.common.util.concurrent.TimedRunnable@6c095aaa on QueueResizingEsThreadPoolExecutor[name = I5KjY7w/search, queue capacity = 1000, min queue capacity = 1000, max queue capacity = 1000, frame size = 2000, targeted response rate = 1s, task execution EWMA = 1.1s, adjustment amount = 50, org.elasticsearch.common.util.concurrent.QueueResizingEsThreadPoolExecutor@5d960106[Running, pool size = 4, active threads = 4, queued tasks = 1049, completed tasks = 1213057]]"},{"type":"es_rejected_execution_exception","reason":"rejected execution of org.elasticsearch.common.util.concurrent.TimedRunnable@40f7f162 on QueueResizingEsThreadPoolExecutor[name = I5KjY7w/search, queue capacity = 1000, min queue capacity = 1000, max queue capacity = 1000, frame size = 2000, targeted response rate = 1s, task execution EWMA = 1.1s, adjustment amount = 50, org.elasticsearch.common.util.concurrent.QueueResizingEsThreadPoolExecutor@5d960106[Running, pool size = 4, active threads = 4, queued tasks = 1050, completed tasks = 1213057]]"},{"type":"es_rejected_execution_exception","reason":"rejected execution of org.elasticsearch.common.util.concurrent.TimedRunnable@67b3b4e4 on QueueResizingEsThreadPoolExecutor[name = I5KjY7w/search, queue capacity = 1000, min queue capacity = 1000, max queue capacity = 1000, frame size = 2000, targeted response rate = 1s, task execution EWMA = 1.1s, adjustment amount = 50, org.elasticsearch.common.util.concurrent.QueueResizingEsThreadPoolExecutor@5d960106[Running, pool size = 4, active threads = 4, queued tasks = 1051, completed tasks = 1213057]]"},{"type":"es_rejected_execution_exception","reason":"rejected execution of org.elasticsearch.common.util.concurrent.TimedRunnable@188fa3f6 on QueueResizingEsThreadPoolExecutor[name = I5KjY7w/search, queue capacity = 1000, min queue capacity = 1000, max queue capacity = 1000, frame size = 2000, targeted response rate = 1s, task execution EWMA = 1.1s, adjustment amount = 50, org.elasticsearch.common.util.concurrent.QueueResizingEsThreadPoolExecutor@5d960106[Running, pool size = 4, active threads = 4, queued tasks = 1052, completed tasks = 1213057]]"},{"type":"es_rejected_execution_exception","reason":"rejected execution of org.elasticsearch.common.util.concurrent.TimedRunnable@3ef57647 on QueueResizingEsThreadPoolExecutor[name = I5KjY7w/search, queue capacity = 1000, min queue capacity = 1000, max queue capacity = 1000, frame size = 2000, targeted response rate = 1s, task execution EWMA = 1.1s, adjustment amount = 50, org.elasticsearch.common.util.concurrent.QueueResizingEsThreadPoolExecutor@5d960106[Running, pool size = 4, active threads = 4, queued tasks = 1053, completed tasks = 1213057]]"}],"type":"search_phase_execution_exception","reason":"all shards failed","phase":"query","grouped":true,"failed_shards":[{"shard":0,"index":"luogu-searchengine:problem","node":"I5KjY7wESvmR2HygaQlqWA","reason":{"type":"es_rejected_execution_exception","reason":"rejected execution of org.elasticsearch.common.util.concurrent.TimedRunnable@6c095aaa on QueueResizingEsThreadPoolExecutor[name = I5KjY7w/search, queue capacity = 1000, min queue capacity = 1000, max queue capacity = 1000, frame size = 2000, targeted response rate = 1s, task execution EWMA = 1.1s, adjustment amount = 50, org.elasticsearch.common.util.concurrent.QueueResizingEsThreadPoolExecutor@5d960106[Running, pool size = 4, active threads = 4, queued tasks = 1049, completed tasks = 1213057]]"}},{"shard":1,"index":"luogu-searchengine:problem","node":"I5KjY7wESvmR2HygaQlqWA","reason":{"type":"es_rejected_execution_exception","reason":"rejected execution of org.elasticsearch.common.util.concurrent.TimedRunnable@40f7f162 on QueueResizingEsThreadPoolExecutor[name = I5KjY7w/search, queue capacity = 1000, min queue capacity = 1000, max queue capacity = 1000, frame size = 2000, targeted response rate = 1s, task execution EWMA = 1.1s, adjustment amount = 50, org.elasticsearch.common.util.concurrent.QueueResizingEsThreadPoolExecutor@5d960106[Running, pool size = 4, active threads = 4, queued tasks = 1050, completed tasks = 1213057]]"}},{"shard":2,"index":"luogu-searchengine:problem","node":"I5KjY7wESvmR2HygaQlqWA","reason":{"type":"es_rejected_execution_exception","reason":"rejected execution of org.elasticsearch.common.util.concurrent.TimedRunnable@67b3b4e4 on QueueResizingEsThreadPoolExecutor[name = I5KjY7w/search, queue capacity = 1000, min queue capacity = 1000, max queue capacity = 1000, frame size = 2000, targeted response rate = 1s, task execution EWMA = 1.1s, adjustment amount = 50, org.elasticsearch.common.util.concurrent.QueueResizingEsThreadPoolExecutor@5d960106[Running, pool size = 4, active threads = 4, queued tasks = 1051, completed tasks = 1213057]]"}},{"shard":3,"index":"luogu-searchengine:problem","node":"I5KjY7wESvmR2HygaQlqWA","reason":{"type":"es_rejected_execution_exception","reason":"rejected execution of org.elasticsearch.common.util.concurrent.TimedRunnable@188fa3f6 on QueueResizingEsThreadPoolExecutor[name = I5KjY7w/search, queue capacity = 1000, min queue capacity = 1000, max queue capacity = 1000, frame size = 2000, targeted response rate = 1s, task execution EWMA = 1.1s, adjustment amount = 50, org.elasticsearch.common.util.concurrent.QueueResizingEsThreadPoolExecutor@5d960106[Running, pool size = 4, active threads = 4, queued tasks = 1052, completed tasks = 1213057]]"}},{"shard":4,"index":"luogu-searchengine:problem","node":"I5KjY7wESvmR2HygaQlqWA","reason":{"type":"es_rejected_execution_exception","reason":"rejected execution of org.elasticsearch.common.util.concurrent.TimedRunnable@3ef57647 on QueueResizingEsThreadPoolExecutor[name = I5KjY7w/search, queue capacity = 1000, min queue capacity = 1000, max queue capacity = 1000, frame size = 2000, targeted response rate = 1s, task execution EWMA = 1.1s, adjustment amount = 50, org.elasticsearch.common.util.concurrent.QueueResizingEsThreadPoolExecutor@5d960106[Running, pool size = 4, active threads = 4, queued tasks = 1053, completed tasks = 1213057]]"}}]},"status":429}