HDFS-10963. Reduce log level when network topology cannot find enough datanodes. Contributed by Xiao chen
(cherry picked from commit b90fc70d671481564e468550c770c925f25d7db0) Project: http://git-wip-us.apache.org/repos/asf/hadoop/repo Commit: http://git-wip-us.apache.org/repos/asf/hadoop/commit/d9e4ad78 Tree: http://git-wip-us.apache.org/repos/asf/hadoop/tree/d9e4ad78 Diff: http://git-wip-us.apache.org/repos/asf/hadoop/diff/d9e4ad78 Branch: refs/heads/branch-2 Commit: d9e4ad78ca284fb92397bcb56e3abd98870e5039 Parents: 5f1432d Author: Brahma Reddy Battula <bra...@apache.org> Authored: Thu Oct 6 17:47:31 2016 +0530 Committer: Brahma Reddy Battula <bra...@apache.org> Committed: Thu Oct 6 17:48:49 2016 +0530 ---------------------------------------------------------------------- .../src/main/java/org/apache/hadoop/net/NetworkTopology.java | 2 +- .../server/blockmanagement/BlockPlacementPolicyDefault.java | 5 +++-- 2 files changed, 4 insertions(+), 3 deletions(-) ---------------------------------------------------------------------- http://git-wip-us.apache.org/repos/asf/hadoop/blob/d9e4ad78/hadoop-common-project/hadoop-common/src/main/java/org/apache/hadoop/net/NetworkTopology.java ---------------------------------------------------------------------- diff --git a/hadoop-common-project/hadoop-common/src/main/java/org/apache/hadoop/net/NetworkTopology.java b/hadoop-common-project/hadoop-common/src/main/java/org/apache/hadoop/net/NetworkTopology.java index cf5b176..0e6c253 100644 --- a/hadoop-common-project/hadoop-common/src/main/java/org/apache/hadoop/net/NetworkTopology.java +++ b/hadoop-common-project/hadoop-common/src/main/java/org/apache/hadoop/net/NetworkTopology.java @@ -813,7 +813,7 @@ public class NetworkTopology { } } if (numOfDatanodes == 0) { - LOG.warn("Failed to find datanode (scope=\"{}\" excludedScope=\"{}\").", + LOG.debug("Failed to find datanode (scope=\"{}\" excludedScope=\"{}\").", String.valueOf(scope), String.valueOf(excludedScope)); return null; } http://git-wip-us.apache.org/repos/asf/hadoop/blob/d9e4ad78/hadoop-hdfs-project/hadoop-hdfs/src/main/java/org/apache/hadoop/hdfs/server/blockmanagement/BlockPlacementPolicyDefault.java ---------------------------------------------------------------------- diff --git a/hadoop-hdfs-project/hadoop-hdfs/src/main/java/org/apache/hadoop/hdfs/server/blockmanagement/BlockPlacementPolicyDefault.java b/hadoop-hdfs-project/hadoop-hdfs/src/main/java/org/apache/hadoop/hdfs/server/blockmanagement/BlockPlacementPolicyDefault.java index dc5ed9b..4bc479a 100644 --- a/hadoop-hdfs-project/hadoop-hdfs/src/main/java/org/apache/hadoop/hdfs/server/blockmanagement/BlockPlacementPolicyDefault.java +++ b/hadoop-hdfs-project/hadoop-hdfs/src/main/java/org/apache/hadoop/hdfs/server/blockmanagement/BlockPlacementPolicyDefault.java @@ -48,8 +48,9 @@ import com.google.common.annotations.VisibleForTesting; public class BlockPlacementPolicyDefault extends BlockPlacementPolicy { private static final String enableDebugLogging = - "For more information, please enable DEBUG log level on " - + BlockPlacementPolicy.class.getName(); + "For more information, please enable DEBUG log level on " + + BlockPlacementPolicy.class.getName() + " and " + + NetworkTopology.class.getName(); private static final ThreadLocal<StringBuilder> debugLoggingBuilder = new ThreadLocal<StringBuilder>() { --------------------------------------------------------------------- To unsubscribe, e-mail: common-commits-unsubscr...@hadoop.apache.org For additional commands, e-mail: common-commits-h...@hadoop.apache.org