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HDFS-11018. Incorrect check and message in FsDatasetImpl#invalidate. Contributed by Yiqun Lin.

This commit is contained in:
Wei-Chiu Chuang 2016-10-20 10:49:39 -07:00
parent f872c6bc03
commit 6d2da38d16
1 changed files with 21 additions and 10 deletions
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31
hadoop-hdfs-project/hadoop-hdfs/src/main/java/org/apache/hadoop/hdfs/server/datanode/fsdataset/impl/FsDatasetImpl.java
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@ -786,8 +786,14 @@ class FsDatasetImpl implements FsDatasetSpi<FsVolumeImpl> {
throws ReplicaNotFoundException {
ReplicaInfo info = volumeMap.get(b.getBlockPoolId(), b.getLocalBlock());
if (info == null) {
throw new ReplicaNotFoundException(
ReplicaNotFoundException.NON_EXISTENT_REPLICA + b);
if (volumeMap.get(b.getBlockPoolId(), b.getLocalBlock().getBlockId())
== null) {
throw new ReplicaNotFoundException(
ReplicaNotFoundException.NON_EXISTENT_REPLICA + b);
} else {
throw new ReplicaNotFoundException(
ReplicaNotFoundException.UNEXPECTED_GS_REPLICA + b);
}
}
return info;
}
@ -1878,16 +1884,21 @@ class FsDatasetImpl implements FsDatasetSpi<FsVolumeImpl> {
try (AutoCloseableLock lock = datasetLock.acquire()) {
final ReplicaInfo info = volumeMap.get(bpid, invalidBlks[i]);
if (info == null) {
// It is okay if the block is not found -- it may be deleted earlier.
LOG.info("Failed to delete replica " + invalidBlks[i]
+ ": ReplicaInfo not found.");
continue;
}
if (info.getGenerationStamp() != invalidBlks[i].getGenerationStamp()) {
errors.add("Failed to delete replica " + invalidBlks[i]
+ ": GenerationStamp not matched, info=" + info);
ReplicaInfo infoByBlockId =
volumeMap.get(bpid, invalidBlks[i].getBlockId());
if (infoByBlockId == null) {
// It is okay if the block is not found -- it
// may be deleted earlier.
LOG.info("Failed to delete replica " + invalidBlks[i]
+ ": ReplicaInfo not found.");
} else {
errors.add("Failed to delete replica " + invalidBlks[i]
+ ": GenerationStamp not matched, existing replica is "
+ Block.toString(infoByBlockId));
}
continue;
}
v = (FsVolumeImpl)info.getVolume();
if (v == null) {
errors.add("Failed to delete replica " + invalidBlks[i]