walterddr commented on code in PR #10117:
URL: https://github.com/apache/pinot/pull/10117#discussion_r1068808393
##########
pinot-query-runtime/src/main/java/org/apache/pinot/query/service/QueryDispatcher.java:
##########
@@ -86,19 +90,29 @@ public int submit(long requestId, QueryPlan queryPlan, long
timeoutMs)
String host = serverInstance.getHostname();
int servicePort = serverInstance.getQueryServicePort();
DispatchClient client = getOrCreateDispatchClient(host, servicePort);
- Worker.QueryResponse response =
client.submit(Worker.QueryRequest.newBuilder().setStagePlan(
+ Future<Worker.QueryResponse> response =
client.submit(Worker.QueryRequest.newBuilder().setStagePlan(
QueryPlanSerDeUtils.serialize(constructDistributedStagePlan(queryPlan, stageId,
serverInstance)))
.putMetadata(QueryConfig.KEY_OF_BROKER_REQUEST_ID,
String.valueOf(requestId))
.putMetadata(QueryConfig.KEY_OF_BROKER_REQUEST_TIMEOUT_MS,
String.valueOf(timeoutMs)).build());
- if
(response.containsMetadata(QueryConfig.KEY_OF_SERVER_RESPONSE_STATUS_ERROR)) {
- throw new RuntimeException(
- String.format("Unable to execute query plan at stage %s on
server %s: ERROR: %s", stageId,
- serverInstance, response));
- }
+ querySubmitResponse.add(response);
+ }
+ }
+ }
+ while (System.currentTimeMillis() < submissionDeadlineMs) {
+ for (Future<Worker.QueryResponse> future : querySubmitResponse) {
+ if (!future.isDone()) {
+ break;
+ Thread.sleep(100);
Review Comment:
ideally what's the best handling for this is similar to what combineOperator
submits tasks. e.g. use a countdownlatch to ensure all futures returns properly
and check on the countdownlatch.
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