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Posted to common-commits@hadoop.apache.org by xg...@apache.org on 2017/02/22 00:06:33 UTC
[05/50] [abbrv] hadoop git commit: HDFS-11409. DatanodeInfo
getNetworkLocation and setNetworkLocation shoud use volatile instead of
synchronized. Contributed by Chen Liang.
HDFS-11409. DatanodeInfo getNetworkLocation and setNetworkLocation shoud use volatile instead of synchronized. Contributed by Chen Liang.
Project: http://git-wip-us.apache.org/repos/asf/hadoop/repo
Commit: http://git-wip-us.apache.org/repos/asf/hadoop/commit/aaf27132
Tree: http://git-wip-us.apache.org/repos/asf/hadoop/tree/aaf27132
Diff: http://git-wip-us.apache.org/repos/asf/hadoop/diff/aaf27132
Branch: refs/heads/YARN-5734
Commit: aaf27132350547fcde1fdb372f19626838f44bc4
Parents: 0cf5993
Author: Xiaoyu Yao <xy...@apache.org>
Authored: Tue Feb 14 12:52:34 2017 -0800
Committer: Xiaoyu Yao <xy...@apache.org>
Committed: Tue Feb 14 12:52:34 2017 -0800
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.../java/org/apache/hadoop/hdfs/protocol/DatanodeInfo.java | 6 +++---
1 file changed, 3 insertions(+), 3 deletions(-)
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http://git-wip-us.apache.org/repos/asf/hadoop/blob/aaf27132/hadoop-hdfs-project/hadoop-hdfs-client/src/main/java/org/apache/hadoop/hdfs/protocol/DatanodeInfo.java
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diff --git a/hadoop-hdfs-project/hadoop-hdfs-client/src/main/java/org/apache/hadoop/hdfs/protocol/DatanodeInfo.java b/hadoop-hdfs-project/hadoop-hdfs-client/src/main/java/org/apache/hadoop/hdfs/protocol/DatanodeInfo.java
index 41735b1..acbcffa 100644
--- a/hadoop-hdfs-project/hadoop-hdfs-client/src/main/java/org/apache/hadoop/hdfs/protocol/DatanodeInfo.java
+++ b/hadoop-hdfs-project/hadoop-hdfs-client/src/main/java/org/apache/hadoop/hdfs/protocol/DatanodeInfo.java
@@ -51,7 +51,7 @@ public class DatanodeInfo extends DatanodeID implements Node {
private long lastUpdate;
private long lastUpdateMonotonic;
private int xceiverCount;
- private String location = NetworkTopology.DEFAULT_RACK;
+ private volatile String location = NetworkTopology.DEFAULT_RACK;
private String softwareVersion;
private List<String> dependentHostNames = new LinkedList<>();
private String upgradeDomain;
@@ -293,11 +293,11 @@ public class DatanodeInfo extends DatanodeID implements Node {
/** network location */
@Override
- public synchronized String getNetworkLocation() {return location;}
+ public String getNetworkLocation() {return location;}
/** Sets the network location */
@Override
- public synchronized void setNetworkLocation(String location) {
+ public void setNetworkLocation(String location) {
this.location = NodeBase.normalize(location);
}
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