zhangshuyan0 commented on code in PR #5937:
URL: https://github.com/apache/hadoop/pull/5937#discussion_r1289529656
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hadoop-hdfs-project/hadoop-hdfs/src/main/java/org/apache/hadoop/hdfs/server/namenode/FSNamesystem.java:
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@@ -3802,7 +3803,12 @@ boolean internalReleaseLease(Lease lease, String src,
INodesInPath iip,
lastBlock.getBlockType());
}
- if (uc.getNumExpectedLocations() == 0 && lastBlock.getNumBytes() == 0) {
+ int minLocationsNum = 1;
+ if (lastBlock.isStriped()) {
+ minLocationsNum = ((BlockInfoStriped) lastBlock).getRealDataBlockNum();
+ }
+ if (uc.getNumExpectedLocations() < minLocationsNum &&
Review Comment:
First, the writing process of EC files never call `getAdditionalBlock`.
Second, after a failover in NameNode, the content of
`BlockUnderConstructionFeature#replicas` is totally depends on block reports
(IBR or FBR).
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