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Subject [GitHub] [flink] zentol commented on a change in pull request #8430: [FLINK-12068] [runtime] Backtrack failover regions if intermediate results are unavailable
Date Wed, 15 May 2019 11:32:04 GMT
zentol commented on a change in pull request #8430: [FLINK-12068] [runtime] Backtrack failover
regions if intermediate results are unavailable
URL: https://github.com/apache/flink/pull/8430#discussion_r284209417
 
 

 ##########
 File path: flink-runtime/src/main/java/org/apache/flink/runtime/executiongraph/failover/flip1/RestartPipelinedRegionStrategy.java
 ##########
 @@ -47,8 +50,14 @@
 	/** The topology containing info about all the vertices and edges. */
 	private final FailoverTopology topology;
 
+	/** All failover regions. */
+	private final IdentityHashMap<FailoverRegion, Object> regions;
+
 	/** Maps execution vertex id to failover region. */
-	private final Map<ExecutionVertexID, FailoverRegion> regions;
+	private final Map<ExecutionVertexID, FailoverRegion> vertexToRegionMap;
+
+	/** The checker helps to query result partition availability. */
+	private RegionFailoverResultPartitionAvailabilityChecker resultPartitionAvailabilityChecker;
 
 Review comment:
   can be final

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