Kihwal Lee created HDFS-6215:
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Summary: Wrong error message for upgrade
Key: HDFS-6215
URL: https://issues.apache.org/jira/browse/HDFS-6215
Project: Hadoop HDFS
Issue Type: Bug
Affects Versions: 2.4.0
Reporter: Kihwal Lee
UPGRADE is printed instead of -upgrade.
{panel}
File system image contains an old layout version -51.
An upgrade to version -56 is required.
Please restart NameNode with the "-rollingUpgrade started" option if a rolling
upgraded is already started; or restart NameNode with the "UPGRADE" to start a
new upgrade.
{panel}
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