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HDFS-14808. EC: Improper size values for corrupt ec block in LOG. Contributed by Ayush Saxena. 

(cherry picked from commit 66400c1cbb)
This commit is contained in:
Ayush Saxena 2019-09-25 01:31:15 +05:30 committed by Wei-Chiu Chuang
parent 7d7330aff0
commit 2bb4ac18ec
1 changed files with 8 additions and 5 deletions
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13
hadoop-hdfs-project/hadoop-hdfs/src/main/java/org/apache/hadoop/hdfs/server/blockmanagement/BlockManager.java
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@ -3162,23 +3162,26 @@ public class BlockManager implements BlockStatsMXBean {
+ storedBlock.getGenerationStamp(), Reason.GENSTAMP_MISMATCH);
}
boolean wrongSize;
long blockMapSize;
if (storedBlock.isStriped()) {
assert BlockIdManager.isStripedBlockID(reported.getBlockId());
assert storedBlock.getBlockId() ==
BlockIdManager.convertToStripedID(reported.getBlockId());
BlockInfoStriped stripedBlock = (BlockInfoStriped) storedBlock;
int reportedBlkIdx = BlockIdManager.getBlockIndex(reported);
wrongSize = reported.getNumBytes() != getInternalBlockLength(
stripedBlock.getNumBytes(), stripedBlock.getCellSize(),
stripedBlock.getDataBlockNum(), reportedBlkIdx);
blockMapSize = getInternalBlockLength(stripedBlock.getNumBytes(),
stripedBlock.getCellSize(), stripedBlock.getDataBlockNum(),
reportedBlkIdx);
wrongSize = reported.getNumBytes() != blockMapSize;
} else {
wrongSize = storedBlock.getNumBytes() != reported.getNumBytes();
blockMapSize = storedBlock.getNumBytes();
wrongSize = blockMapSize != reported.getNumBytes();
}
if (wrongSize) {
return new BlockToMarkCorrupt(new Block(reported), storedBlock,
"block is " + ucState + " and reported length " +
reported.getNumBytes() + " does not match " +
"length in block map " + storedBlock.getNumBytes(),
"length in block map " + blockMapSize,
Reason.SIZE_MISMATCH);
} else {
return null; // not corrupt