zhuzhurk commented on a change in pull request #11857:
URL: https://github.com/apache/flink/pull/11857#discussion_r414264754
##########
File path:
flink-runtime/src/main/java/org/apache/flink/runtime/executiongraph/failover/flip1/RestartPipelinedRegionFailoverStrategy.java
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@@ -84,34 +77,8 @@ public RestartPipelinedRegionFailoverStrategy(
ResultPartitionAvailabilityChecker
resultPartitionAvailabilityChecker) {
this.topology = checkNotNull(topology);
- this.regions = Collections.newSetFromMap(new
IdentityHashMap<>());
- this.vertexToRegionMap = new HashMap<>();
this.resultPartitionAvailabilityChecker = new
RegionFailoverResultPartitionAvailabilityChecker(
resultPartitionAvailabilityChecker);
-
- // build regions based on the given topology
- LOG.info("Start building failover regions.");
- buildFailoverRegions();
- }
- //
------------------------------------------------------------------------
- // region building
- //
------------------------------------------------------------------------
-
- private void buildFailoverRegions() {
- final Set<Set<SchedulingExecutionVertex>> distinctRegions =
-
PipelinedRegionComputeUtil.computePipelinedRegions(topology);
-
- // creating all the failover regions and register them
- for (Set<SchedulingExecutionVertex> regionVertices :
distinctRegions) {
- LOG.debug("Creating a failover region with {}
vertices.", regionVertices.size());
- final FailoverRegion failoverRegion = new
FailoverRegion(regionVertices);
- regions.add(failoverRegion);
- for (SchedulingExecutionVertex vertex : regionVertices)
{
- vertexToRegionMap.put(vertex.getId(),
failoverRegion);
- }
- }
-
- LOG.info("Created {} failover regions.", regions.size());
Review comment:
I'd prefer to make it INFO. Regions are basic components now but users
can get little information on that.
And it is a short and one time log so it would not mess up the logs or cause
any performance issue.
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