ayushtkn commented on a change in pull request #2833:
URL: https://github.com/apache/hadoop/pull/2833#discussion_r625692545
##########
File path:
hadoop-hdfs-project/hadoop-hdfs/src/main/java/org/apache/hadoop/hdfs/server/datanode/DirectoryScanner.java
##########
@@ -315,6 +316,41 @@ public DirectoryScanner(FsDatasetSpi<?> dataset,
Configuration conf) {
masterThread =
new ScheduledThreadPoolExecutor(1, new Daemon.DaemonFactory());
+
+ int reconcileBatchSize =
+ conf.getInt(DFSConfigKeys.
+ DFS_DATANODE_RECONCILE_BLOCKS_BATCH_SIZE,
+ DFSConfigKeys.
+ DFS_DATANODE_RECONCILE_BLOCKS_BATCH_SIZE_DEFAULT);
+
+ if (reconcileBatchSize < 0) {
Review comment:
change it to <=0
##########
File path:
hadoop-hdfs-project/hadoop-hdfs/src/main/java/org/apache/hadoop/hdfs/server/datanode/DirectoryScanner.java
##########
@@ -315,6 +316,41 @@ public DirectoryScanner(FsDatasetSpi<?> dataset,
Configuration conf) {
masterThread =
new ScheduledThreadPoolExecutor(1, new Daemon.DaemonFactory());
+
+ int reconcileBatchSize =
+ conf.getInt(DFSConfigKeys.
+ DFS_DATANODE_RECONCILE_BLOCKS_BATCH_SIZE,
+ DFSConfigKeys.
+ DFS_DATANODE_RECONCILE_BLOCKS_BATCH_SIZE_DEFAULT);
+
+ if (reconcileBatchSize < 0) {
+ LOG.warn("Invalid value configured for " +
+ "dfs.datanode.reconcile.blocks.batch.size, " +
+ "should be greater than 0, Using default.");
+ reconcileBatchSize =
+ DFSConfigKeys.
+ DFS_DATANODE_RECONCILE_BLOCKS_BATCH_SIZE_DEFAULT;
+ }
+
+ reconcileBlocksBatchSize = reconcileBatchSize;
+
+ long reconcileBatchInterval =
+ conf.getTimeDuration(DFSConfigKeys.
+ DFS_DATANODE_RECONCILE_BLOCKS_BATCH_INTERVAL,
+ DFSConfigKeys.
+ DFS_DATANODE_RECONCILE_BLOCKS_BATCH_INTERVAL_DEFAULT,
+ TimeUnit.MILLISECONDS);
+
+ if (reconcileBatchInterval < 0) {
Review comment:
change it to <=0
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