Add a tool that lists namenodes, secondary and backup nodes from the
configuration file
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Key: HDFS-1704
URL: https://issues.apache.org/jira/browse/HDFS-1704
Project: Hadoop HDFS
Issue Type: Sub-task
Components: tools
Affects Versions: Federation Branch
Reporter: Suresh Srinivas
Assignee: Suresh Srinivas
Fix For: Federation Branch
Image of Suresh Srinivas
In federation, a tool is needed to list multiple namenodes, backup nodes and
secondary namenodes configured in
hdfs-site.xml.
# List of namenodes will be used by the decommissioning tool to start decom in
all the namenodes configured in the
cluster.
# include and exclude file configuration to be used by decommissioning tool.
# List of namenodes, backup nodes and secondary namenodes will be used by
startup and stop scripts to start appropriate
type of server on the corresponding nodes.
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