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Posted to common-commits@hadoop.apache.org by jh...@apache.org on 2017/09/22 18:27:13 UTC
[14/30] hadoop git commit: MAPREDUCE-6966. DistSum should use
Time.monotonicNow for measuring durations. Contributed by Chetna Chaudhari.
MAPREDUCE-6966. DistSum should use Time.monotonicNow for measuring durations. Contributed by Chetna Chaudhari.
Project: http://git-wip-us.apache.org/repos/asf/hadoop/repo
Commit: http://git-wip-us.apache.org/repos/asf/hadoop/commit/c71d1379
Tree: http://git-wip-us.apache.org/repos/asf/hadoop/tree/c71d1379
Diff: http://git-wip-us.apache.org/repos/asf/hadoop/diff/c71d1379
Branch: refs/heads/YARN-5734
Commit: c71d13796039815350d3c73c51f9fe48531af0fa
Parents: 53be075
Author: Akira Ajisaka <aa...@apache.org>
Authored: Fri Sep 22 15:07:59 2017 +0900
Committer: Akira Ajisaka <aa...@apache.org>
Committed: Fri Sep 22 15:07:59 2017 +0900
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.../src/main/java/org/apache/hadoop/examples/pi/DistSum.java | 5 +++--
1 file changed, 3 insertions(+), 2 deletions(-)
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http://git-wip-us.apache.org/repos/asf/hadoop/blob/c71d1379/hadoop-mapreduce-project/hadoop-mapreduce-examples/src/main/java/org/apache/hadoop/examples/pi/DistSum.java
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diff --git a/hadoop-mapreduce-project/hadoop-mapreduce-examples/src/main/java/org/apache/hadoop/examples/pi/DistSum.java b/hadoop-mapreduce-project/hadoop-mapreduce-examples/src/main/java/org/apache/hadoop/examples/pi/DistSum.java
index ffe63fe..9fb6665 100644
--- a/hadoop-mapreduce-project/hadoop-mapreduce-examples/src/main/java/org/apache/hadoop/examples/pi/DistSum.java
+++ b/hadoop-mapreduce-project/hadoop-mapreduce-examples/src/main/java/org/apache/hadoop/examples/pi/DistSum.java
@@ -51,6 +51,7 @@ import org.apache.hadoop.mapreduce.TaskAttemptContext;
import org.apache.hadoop.mapreduce.TaskInputOutputContext;
import org.apache.hadoop.mapreduce.lib.output.FileOutputFormat;
import org.apache.hadoop.net.NetUtils;
+import org.apache.hadoop.util.Time;
import org.apache.hadoop.util.Tool;
import org.apache.hadoop.util.ToolRunner;
import org.slf4j.Logger;
@@ -162,9 +163,9 @@ public final class DistSum extends Configured implements Tool {
LOG.info(s = "sigma=" + sigma);
context.setStatus(s);
- final long start = System.currentTimeMillis();
+ final long start = Time.monotonicNow();
sigma.compute();
- final long duration = System.currentTimeMillis() - start;
+ final long duration = Time.monotonicNow() - start;
final TaskResult result = new TaskResult(sigma, duration);
LOG.info(s = "result=" + result);
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