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YARN-3006. Improve the error message when attempting manual failover with auto-failover enabled. (Akira AJISAKA via wangda)

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(cherry picked from commit 7d46a806e71de6692cd230e64e7de18a8252019d)
(cherry picked from commit 4151e5729a1ed74ac94035d66876b2dcc52eaaaf)

Conflicts:
	hadoop-yarn-project/CHANGES.txt
This commit is contained in:
Wangda Tan 2015-05-01 16:40:44 -07:00
parent 472fd563e4
commit 3389bac42a
2 changed files with 10 additions and 1 deletions
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8
hadoop-common-project/hadoop-common/src/main/java/org/apache/hadoop/ha/HAAdmin.java
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@ -279,7 +279,13 @@ private int failover(CommandLine cmd)
"supported with auto-failover enabled.");
return -1;
}
return gracefulFailoverThroughZKFCs(toNode);
try {
return gracefulFailoverThroughZKFCs(toNode);
} catch (UnsupportedOperationException e){
errOut.println("Failover command is not supported with " +
"auto-failover enabled: " + e.getLocalizedMessage());
return -1;
}
}
FailoverController fc = new FailoverController(getConf(),

3
hadoop-yarn-project/CHANGES.txt
View File

@ -13,6 +13,9 @@ Release 2.7.1 - UNRELEASED
OPTIMIZATIONS
YARN-3006. Improve the error message when attempting manual failover with
auto-failover enabled. (Akira AJISAKA via wangda)
BUG FIXES
YARN-3487. CapacityScheduler scheduler lock obtained unnecessarily when