HDFS-10186. DirectoryScanner: Improve logs by adding full path of both actual and expected block directories. Contributed by Rakesh R
Project: http://git-wip-us.apache.org/repos/asf/hadoop/repo Commit: http://git-wip-us.apache.org/repos/asf/hadoop/commit/654cd1d0 Tree: http://git-wip-us.apache.org/repos/asf/hadoop/tree/654cd1d0 Diff: http://git-wip-us.apache.org/repos/asf/hadoop/diff/654cd1d0 Branch: refs/heads/HDFS-1312 Commit: 654cd1d0c0427c23e73804fc9d87208f76bbf6aa Parents: 4bd7cbc Author: Tsz-Wo Nicholas Sze <szets...@hortonworks.com> Authored: Thu Apr 7 12:36:29 2016 +0800 Committer: Tsz-Wo Nicholas Sze <szets...@hortonworks.com> Committed: Thu Apr 7 12:38:42 2016 +0800 ---------------------------------------------------------------------- .../hadoop/hdfs/server/datanode/DirectoryScanner.java | 12 +++++++----- 1 file changed, 7 insertions(+), 5 deletions(-) ---------------------------------------------------------------------- http://git-wip-us.apache.org/repos/asf/hadoop/blob/654cd1d0/hadoop-hdfs-project/hadoop-hdfs/src/main/java/org/apache/hadoop/hdfs/server/datanode/DirectoryScanner.java ---------------------------------------------------------------------- diff --git a/hadoop-hdfs-project/hadoop-hdfs/src/main/java/org/apache/hadoop/hdfs/server/datanode/DirectoryScanner.java b/hadoop-hdfs-project/hadoop-hdfs/src/main/java/org/apache/hadoop/hdfs/server/datanode/DirectoryScanner.java index 083ca31..0e51cec 100644 --- a/hadoop-hdfs-project/hadoop-hdfs/src/main/java/org/apache/hadoop/hdfs/server/datanode/DirectoryScanner.java +++ b/hadoop-hdfs-project/hadoop-hdfs/src/main/java/org/apache/hadoop/hdfs/server/datanode/DirectoryScanner.java @@ -902,8 +902,7 @@ public class DirectoryScanner implements Runnable { break; } } - verifyFileLocation(blockFile.getParentFile(), bpFinalizedDir, - blockId); + verifyFileLocation(blockFile, bpFinalizedDir, blockId); report.add(new ScanInfo(blockId, blockFile, metaFile, vol)); } return report; @@ -913,12 +912,15 @@ public class DirectoryScanner implements Runnable { * Verify whether the actual directory location of block file has the * expected directory path computed using its block ID. */ - private void verifyFileLocation(File actualBlockDir, + private void verifyFileLocation(File actualBlockFile, File bpFinalizedDir, long blockId) { File blockDir = DatanodeUtil.idToBlockDir(bpFinalizedDir, blockId); - if (actualBlockDir.compareTo(blockDir) != 0) { + if (actualBlockFile.getParentFile().compareTo(blockDir) != 0) { + File expBlockFile = new File(blockDir, actualBlockFile.getName()); LOG.warn("Block: " + blockId - + " has to be upgraded to block ID-based layout"); + + " has to be upgraded to block ID-based layout. " + + "Actual block file path: " + actualBlockFile + + ", expected block file path: " + expBlockFile); } }