Make topologies easier to set up and debug
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Key: HADOOP-8231
URL: https://issues.apache.org/jira/browse/HADOOP-8231
Project: Hadoop Common
Issue Type: Improvement
Components: util
Affects Versions: 0.23.1
Reporter: Steve Loughran
Priority: Minor
Topology scripts are a source of problems as they
# are site-specific.
# hard to get right.
# can have adverse consequences on cluster operation when they go wrong.
This issue is to group up the features needed to make it easier for ops people
to get their scripts up and running.
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