isandeep41 commented on a change in pull request #12111:
URL: https://github.com/apache/druid/pull/12111#discussion_r778234566
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File path: server/src/main/java/org/apache/druid/server/QueryScheduler.java
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@@ -86,7 +91,34 @@
* but it is OK in most cases since they will be cleaned up once the query
is done.
*/
private final SetMultimap<String, String> queryDatasources;
+ private final ServiceEmitter emitter;
+ public QueryScheduler(
+ int totalNumThreads,
+ QueryPrioritizationStrategy prioritizationStrategy,
+ QueryLaningStrategy laningStrategy,
+ ServerConfig serverConfig,
+ ServiceEmitter emitter
+ )
+ {
+ this.prioritizationStrategy = prioritizationStrategy;
+ this.laningStrategy = laningStrategy;
+ this.queryFutures =
Multimaps.synchronizedSetMultimap(HashMultimap.create());
+ this.queryDatasources =
Multimaps.synchronizedSetMultimap(HashMultimap.create());
+ // if totalNumThreads is above 0 and less than
druid.server.http.numThreads, enforce total limit
+ final boolean limitTotal;
+ if (totalNumThreads > 0 && totalNumThreads < serverConfig.getNumThreads())
{
+ limitTotal = true;
+ this.totalCapacity = totalNumThreads;
+ } else {
+ limitTotal = false;
+ this.totalCapacity = serverConfig.getNumThreads();
+ }
+ this.laneRegistry = BulkheadRegistry.of(getLaneConfigs(limitTotal));
+ this.emitter = emitter;
+ }
+
+ @VisibleForTesting
Review comment:
the ctor has been removed
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