Interesting, while your network topology is changing, the node is still running a job?
Topology is more important for HDFS. Restarting the processes should re-register the node. -rajive Ben Clay wrote on 01/06/12 at 08:27:55 -0800: > Hi- > > If my network topology changes while a Hadoop job is running, is there any > way to re-trigger the topology script for each node? > > Looking in the code, it appears JobTracker#resolveAndAddToTopology is only > called in JobTracker#addNewTracker, so I don’t see how this would be > accomplished. However, if there are any tricks available, such as forcing > a slave to miss a heartbeat, I could use that. > > Thanks! > > -Ben > >
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