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Posted to hdfs-commits@hadoop.apache.org by el...@apache.org on 2012/08/16 19:13:14 UTC
svn commit: r1373928 - in
/hadoop/common/trunk/hadoop-hdfs-project/hadoop-hdfs: CHANGES.txt
src/main/java/org/apache/hadoop/hdfs/server/datanode/BlockPoolSliceScanner.java
Author: eli
Date: Thu Aug 16 17:13:13 2012
New Revision: 1373928
URL: http://svn.apache.org/viewvc?rev=1373928&view=rev
Log:
HDFS-3194. DataNode block scanner is running too frequently. Contributed by Andy Isaacson
Modified:
hadoop/common/trunk/hadoop-hdfs-project/hadoop-hdfs/CHANGES.txt
hadoop/common/trunk/hadoop-hdfs-project/hadoop-hdfs/src/main/java/org/apache/hadoop/hdfs/server/datanode/BlockPoolSliceScanner.java
Modified: hadoop/common/trunk/hadoop-hdfs-project/hadoop-hdfs/CHANGES.txt
URL: http://svn.apache.org/viewvc/hadoop/common/trunk/hadoop-hdfs-project/hadoop-hdfs/CHANGES.txt?rev=1373928&r1=1373927&r2=1373928&view=diff
==============================================================================
--- hadoop/common/trunk/hadoop-hdfs-project/hadoop-hdfs/CHANGES.txt (original)
+++ hadoop/common/trunk/hadoop-hdfs-project/hadoop-hdfs/CHANGES.txt Thu Aug 16 17:13:13 2012
@@ -616,6 +616,9 @@ Branch-2 ( Unreleased changes )
HDFS-3048. Small race in BlockManager#close. (Andy Isaacson via eli)
+ HDFS-3194. DataNode block scanner is running too frequently.
+ (Andy Isaacson via eli)
+
BREAKDOWN OF HDFS-3042 SUBTASKS
HDFS-2185. HDFS portion of ZK-based FailoverController (todd)
Modified: hadoop/common/trunk/hadoop-hdfs-project/hadoop-hdfs/src/main/java/org/apache/hadoop/hdfs/server/datanode/BlockPoolSliceScanner.java
URL: http://svn.apache.org/viewvc/hadoop/common/trunk/hadoop-hdfs-project/hadoop-hdfs/src/main/java/org/apache/hadoop/hdfs/server/datanode/BlockPoolSliceScanner.java?rev=1373928&r1=1373927&r2=1373928&view=diff
==============================================================================
--- hadoop/common/trunk/hadoop-hdfs-project/hadoop-hdfs/src/main/java/org/apache/hadoop/hdfs/server/datanode/BlockPoolSliceScanner.java (original)
+++ hadoop/common/trunk/hadoop-hdfs-project/hadoop-hdfs/src/main/java/org/apache/hadoop/hdfs/server/datanode/BlockPoolSliceScanner.java Thu Aug 16 17:13:13 2012
@@ -554,11 +554,9 @@ class BlockPoolSliceScanner {
}
private synchronized void startNewPeriod() {
- if (LOG.isDebugEnabled()) {
- LOG.debug("Starting a new period : work left in prev period : "
+ LOG.info("Starting a new period : work left in prev period : "
+ String.format("%.2f%%", totalBytesToScan == 0 ? 0
: (bytesLeft * 100.0) / totalBytesToScan));
- }
// reset the byte counts :
bytesLeft = totalBytesToScan;
@@ -566,7 +564,6 @@ class BlockPoolSliceScanner {
}
void scanBlockPoolSlice() {
- startNewPeriod();
// Create a new processedBlocks structure
processedBlocks = new HashMap<Long, Integer>();
if (!assignInitialVerificationTimes()) {