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MAPREDUCE-4845. ClusterStatus.getMaxMemory() and getUsedMemory() exist in MR1 but not MR2. Contributed by Sandy Ryza.

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git-svn-id: https://svn.apache.org/repos/asf/hadoop/common/trunk@1423470 13f79535-47bb-0310-9956-ffa450edef68
This commit is contained in:
Thomas White 2012-12-18 15:23:49 +00:00
parent 9c73fce831
commit 9189917be5
2 changed files with 21 additions and 0 deletions
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3
hadoop-mapreduce-project/CHANGES.txt
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@ -179,6 +179,9 @@ Release 2.0.3-alpha - Unreleased
MAPREDUCE-4703. Add the ability to start the MiniMRClientCluster using
the configurations used before it is being stopped. (ahmed.radwan via tucu)
MAPREDUCE-4845. ClusterStatus.getMaxMemory() and getUsedMemory() exist in
MR1 but not MR2. (Sandy Ryza via tomwhite)
OPTIMIZATIONS
BUG FIXES

18
hadoop-mapreduce-project/hadoop-mapreduce-client/hadoop-mapreduce-client-core/src/main/java/org/apache/hadoop/mapred/ClusterStatus.java
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@ -175,6 +175,8 @@ public String toString() {
}
public static final int UNINITIALIZED_MEMORY_VALUE = -1;
private int numActiveTrackers;
private Collection<String> activeTrackers = new ArrayList<String>();
private int numBlacklistedTrackers;
@ -384,6 +386,22 @@ public int getMaxReduceTasks() {
public JobTrackerStatus getJobTrackerStatus() {
return status;
}
/**
* Returns UNINITIALIZED_MEMORY_VALUE (-1)
*/
@Deprecated
public long getMaxMemory() {
return UNINITIALIZED_MEMORY_VALUE;
}
/**
* Returns UNINITIALIZED_MEMORY_VALUE (-1)
*/
@Deprecated
public long getUsedMemory() {
return UNINITIALIZED_MEMORY_VALUE;
}
/**
* Gets the list of blacklisted trackers along with reasons for blacklisting.