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HDFS-11229. HDFS-11056 failed to close meta file. Contributed by Wei-Chiu Chuang. 

(cherry picked from commit 292bd78b44)
This commit is contained in:
Wei-Chiu Chuang 2016-12-09 16:07:56 -08:00
parent 983d487e98
commit fa3b2bee61
1 changed files with 4 additions and 3 deletions
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7
hadoop-hdfs-project/hadoop-hdfs/src/main/java/org/apache/hadoop/hdfs/server/datanode/fsdataset/impl/FsDatasetImpl.java
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@ -1186,9 +1186,10 @@ class FsDatasetImpl implements FsDatasetSpi<FsVolumeImpl> {
int offsetInChecksum = BlockMetadataHeader.getHeaderSize() + int offsetInChecksum = BlockMetadataHeader.getHeaderSize() +
(int)(onDiskLen / bytesPerChecksum * checksumSize); (int)(onDiskLen / bytesPerChecksum * checksumSize);
byte[] lastChecksum = new byte[checksumSize]; byte[] lastChecksum = new byte[checksumSize];
RandomAccessFile raf = new RandomAccessFile(metaFile, "r"); try (RandomAccessFile raf = new RandomAccessFile(metaFile, "r")) {
raf.seek(offsetInChecksum); raf.seek(offsetInChecksum);
raf.read(lastChecksum, 0, checksumSize); raf.read(lastChecksum, 0, checksumSize);
}
return lastChecksum; return lastChecksum;
} }