503 Execution Exception

[Hammad_Ali_Khan]

Hi,
I am facing this error is this same as 409. Whats the solution to this problem, up scaling or any performance improvement at index level.

{
"error": {
"root_cause": ,
"type": "search_phase_execution_exception",
"reason": "",
"phase": "fetch",
"grouped": true,
"failed_shards": ,
"caused_by": {
"type": "es_rejected_execution_exception",
"reason": "rejected execution of org.elasticsearch.common.util.concurrent.TimedRunnable@4b2b505f on QueueResizingEsThreadPoolExecutor[name = Ezva98Z/search, queue capacity = 1000, min queue capacity = 1000, max queue capacity = 1000, frame size = 2000, targeted response rate = 1s, task execution EWMA = 703.3micros, adjustment amount = 50, org.elasticsearch.common.util.concurrent.QueueResizingEsThreadPoolExecutor@5a27b0f3[Running, pool size = 7, active threads = 7, queued tasks = 1160, completed tasks = 5550762]]"
}
},
"status": 503
}
Regards,
HAK

[javanna (Luca Cavanna)]

Hi,
yes this is the same as 409. It is actually a bug that we return 503 in this case, it should be a 409 instead, see https://github.com/elastic/elasticsearch/pull/39086 .