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

(cherry picked from commit 6d2da38d16)

Conflicts:
hadoop-hdfs-project/hadoop-hdfs/src/main/java/org/apache/hadoop/hdfs/server/datanode/fsdataset/impl/FsDatasetImpl.java
This commit is contained in:
Wei-Chiu Chuang 2016-10-20 10:49:39 -07:00
parent ab36519b6f
commit 6f4192d77d
1 changed files with 20 additions and 10 deletions
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30
hadoop-hdfs-project/hadoop-hdfs/src/main/java/org/apache/hadoop/hdfs/server/datanode/fsdataset/impl/FsDatasetImpl.java
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@ -809,8 +809,14 @@ ReplicaInfo getReplicaInfo(ExtendedBlock b)
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;
}
@ -1996,14 +2002,18 @@ public void invalidate(String bpid, Block invalidBlks[]) throws IOException {
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;
}
f = info.getBlockFile();