morningman commented on a change in pull request #7371:
URL: https://github.com/apache/incubator-doris/pull/7371#discussion_r768788897
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File path: fe/fe-core/src/main/java/org/apache/doris/catalog/Catalog.java
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@@ -582,14 +580,19 @@ private Catalog(boolean isCheckpointCatalog) {
this.tabletScheduler = new TabletScheduler(this, systemInfo,
tabletInvertedIndex, stat, Config.tablet_rebalancer_type);
this.tabletChecker = new TabletChecker(this, systemInfo,
tabletScheduler, stat);
+ // The pendingLoadTaskScheduler's queue size should not less than
Config.desired_max_waiting_jobs.
+ // So that we can guarantee that all submitted load jobs can be
scheduled without being starved.
this.pendingLoadTaskScheduler = new
MasterTaskExecutor("pending_load_task_scheduler",
Config.async_pending_load_task_pool_size,
- Config.async_pending_load_task_pool_size,
!isCheckpointCatalog);
+ Config.desired_max_waiting_jobs, !isCheckpointCatalog);
+ // The loadingLoadTaskScheduler's queue size is unlimited, so that it
can receive all loading tasks
+ // created after pending tasks finish. And don't worry about the high
concurrency, because the
Review comment:
OK. I changed. Now when submit a broker load job to the thread pool, I
will check if there are available worker thread in `loading_load_task_pool`
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