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Signed-off-by: xufei <[email protected]>
pingcap · Jun 23, 2022 · d05115b · d05115b
1 parent e5fa3ac
commit d05115b
Showing 1 changed file with 3 additions and 0 deletions.
diff --git a/dbms/src/Flash/Mpp/MPPTask.cpp b/dbms/src/Flash/Mpp/MPPTask.cpp
@@ -478,6 +478,9 @@ void MPPTask::abort(const String & message, AbortType abort_type)
         }
         else if (previous_status == RUNNING && switchStatus(RUNNING, next_task_status))
         {
+            /// abort the components from top to bottom because if bottom components are aborted
+            /// first, the top components may see an error caused by the abort, which is not
+            /// the original error
             abortTunnels(message, abort_type);
             abortDataStreams(abort_type);
             abortReceivers();