HDFS-6070. Cleanup use of ReadStatistics in DFSInputStream.

git-svn-id: https://svn.apache.org/repos/asf/hadoop/common/trunk@1576047 13f79535-47bb-0310-9956-ffa450edef68
This commit is contained in:
Andrew Wang 2014-03-10 19:04:05 +00:00
parent a06b21cf67
commit daaa8f03f4
2 changed files with 5 additions and 6 deletions

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@ -542,6 +542,8 @@ Release 2.4.0 - UNRELEASED
HDFS-5986. Capture the number of blocks pending deletion on namenode webUI. HDFS-5986. Capture the number of blocks pending deletion on namenode webUI.
(cnauroth) (cnauroth)
HDFS-6070. Cleanup use of ReadStatistics in DFSInputStream. (wang)
OPTIMIZATIONS OPTIMIZATIONS
HDFS-5790. LeaseManager.findPath is very slow when many leases need recovery HDFS-5790. LeaseManager.findPath is very slow when many leases need recovery

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@ -659,14 +659,11 @@ private static void updateReadStatistics(ReadStatistics readStatistics,
int nRead, BlockReader blockReader) { int nRead, BlockReader blockReader) {
if (nRead <= 0) return; if (nRead <= 0) return;
if (blockReader.isShortCircuit()) { if (blockReader.isShortCircuit()) {
readStatistics.totalBytesRead += nRead; readStatistics.addShortCircuitBytes(nRead);
readStatistics.totalLocalBytesRead += nRead;
readStatistics.totalShortCircuitBytesRead += nRead;
} else if (blockReader.isLocal()) { } else if (blockReader.isLocal()) {
readStatistics.totalBytesRead += nRead; readStatistics.addLocalBytes(nRead);
readStatistics.totalLocalBytesRead += nRead;
} else { } else {
readStatistics.totalBytesRead += nRead; readStatistics.addRemoteBytes(nRead);
} }
} }