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The following page has been changed by TedDunning: http://wiki.apache.org/lucene-hadoop/Hadoop_Upgrade ------------------------------------------------------------------------------ 3. Install new version of Hadoop software. 4. Start DFS cluster with âupgrade option. 5. Start map-reduce cluster. - 6. Verify the components run properly and finalize the upgrade when convinced. + 6. Verify the components run properly and finalize the upgrade when convinced. This is done using the -finalizeUpgrade option to the hadoop dfsadmin command. == Upgrade Guide for Hadoop-0.14 == The procedure described here applies any Hadoop upgrade. In addition to this page, please read [:Hadoop_0.14_Upgrade:Hadoop-0.14 Upgrade] when upgrading to Hadoop-0.14 (Check [http://lucene.apache.org/hadoop/releases.html release notes]). [:Hadoop_0.14_Upgrade: Hadoop-0.14 Upgrade] describes how to follow the progress of upgrade that is specific to Hadoop-0.14.
