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YARN-4685. Disable AM blacklisting by default to mitigate situations that application get hanged. (Rohith Sharma K S via wangda) 

(cherry picked from commit 2da32a6ef9)
This commit is contained in:
Wangda Tan 2016-08-19 16:31:16 -07:00
parent c7d782d2f6
commit 3e511f39c2
1 changed files with 2 additions and 2 deletions
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4
hadoop-yarn-project/hadoop-yarn/hadoop-yarn-api/src/main/java/org/apache/hadoop/yarn/conf/YarnConfiguration.java
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@ -2603,7 +2603,7 @@ public class YarnConfiguration extends Configuration {
RM_PREFIX + "am-scheduling.node-blacklisting-enabled"; RM_PREFIX + "am-scheduling.node-blacklisting-enabled";
@Private @Private
public static final boolean DEFAULT_AM_SCHEDULING_NODE_BLACKLISTING_ENABLED = public static final boolean DEFAULT_AM_SCHEDULING_NODE_BLACKLISTING_ENABLED =
true; false;
@Private @Private
/** /**
@ -2613,7 +2613,7 @@ public class YarnConfiguration extends Configuration {
RM_PREFIX + "am-scheduling.node-blacklisting-disable-threshold"; RM_PREFIX + "am-scheduling.node-blacklisting-disable-threshold";
@Private @Private
public static final float public static final float
DEFAULT_AM_SCHEDULING_NODE_BLACKLISTING_DISABLE_THRESHOLD = 0.8f; DEFAULT_AM_SCHEDULING_NODE_BLACKLISTING_DISABLE_THRESHOLD = 0.2f;
private static final String NM_SCRIPT_BASED_NODE_LABELS_PROVIDER_PREFIX = private static final String NM_SCRIPT_BASED_NODE_LABELS_PROVIDER_PREFIX =
NM_NODE_LABELS_PROVIDER_PREFIX + "script."; NM_NODE_LABELS_PROVIDER_PREFIX + "script.";