aajisaka commented on a change in pull request #3280:
URL: https://github.com/apache/hadoop/pull/3280#discussion_r688673319
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File path:
hadoop-hdfs-project/hadoop-hdfs/src/test/java/org/apache/hadoop/hdfs/server/namenode/TestDecommissioningStatus.java
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@@ -307,6 +323,59 @@ public void testDecommissionStatus() throws Exception {
AdminStatesBaseTest.cleanupFile(fileSys, file2);
}
+ protected void verifyInitialState(FSNamesystem fsn, DatanodeManager dm)
+ throws InterruptedException {
+ dm.getDatanodes().forEach(datanodeDescriptor -> {
+ try {
+ checkDecommissionStatus(datanodeDescriptor, 0, 0, 0);
+ } catch (TimeoutException | InterruptedException e) {
+ throw new AssertionError("Datanode not in good state.", e);
+ }
+ });
+ int c = 0;
+ int totalBlocks;
+ long totalReplicatedBlocks;
+ while (true) {
+ totalBlocks = fsn.getBlockManager().getTotalBlocks();
+ totalReplicatedBlocks = fsn.getBlockManager().getTotalReplicatedBlocks();
+ if (totalBlocks == 4 && totalReplicatedBlocks == 4) {
+ break;
+ } else {
+ if (c == 4) {
+ throw new AssertionError("Unexpected Total blocks " + totalBlocks
+ + " and replicated blocks " + totalReplicatedBlocks);
+ }
+ Thread.sleep(3000);
+ }
+ c++;
+ }
Review comment:
Can we use `GenericUtils.waitFor()`?
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