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HDFS-13727. Log full stack trace if DiskBalancer exits with an unhandled exception.

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Contributed by Gabor Bota.
This commit is contained in:
Anu Engineer 2018-07-27 06:11:56 -07:00
parent 8d3c068e59
commit 64e739e344
1 changed files with 3 additions and 1 deletions
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4
hadoop-hdfs-project/hadoop-hdfs/src/main/java/org/apache/hadoop/hdfs/tools/DiskBalancerCLI.java
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@ -172,7 +172,9 @@ public static void main(String[] argv) throws Exception {
try {
res = ToolRunner.run(shell, argv);
} catch (Exception ex) {
LOG.error(ex.toString());
String msg = String.format("Exception thrown while running %s.",
DiskBalancerCLI.class.getSimpleName());
LOG.error(msg, ex);
res = 1;
}
System.exit(res);