virajjasani commented on PR #5445:
URL: https://github.com/apache/hadoop/pull/5445#issuecomment-1451015537
Another way I am able to repro consistently:
```
diff --git
a/hadoop-hdfs-project/hadoop-hdfs/src/main/java/org/apache/hadoop/hdfs/server/datanode/BPServiceActor.java
b/hadoop-hdfs-project/hadoop-hdfs/src/main/java/org/apache/hadoop/hdfs/server/datanode/BPServiceActor.java
index e9f424604b4..9b17a126da1 100755
---
a/hadoop-hdfs-project/hadoop-hdfs/src/main/java/org/apache/hadoop/hdfs/server/datanode/BPServiceActor.java
+++
b/hadoop-hdfs-project/hadoop-hdfs/src/main/java/org/apache/hadoop/hdfs/server/datanode/BPServiceActor.java
@@ -546,7 +546,17 @@ private int calculateBlockReportPBSize(
HeartbeatResponse sendHeartBeat(boolean requestBlockReportLease)
throws IOException {
+ try {
+ Thread.sleep(5000);
+ } catch (InterruptedException e) {
+ throw new RuntimeException(e);
+ }
scheduler.scheduleNextHeartbeat();
+ try {
+ Thread.sleep(1000);
+ } catch (InterruptedException e) {
+ throw new RuntimeException(e);
+ }
StorageReport[] reports =
dn.getFSDataset().getStorageReports(bpos.getBlockPoolId());
if (LOG.isDebugEnabled()) {
```
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