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https://issues.apache.org/jira/browse/SPARK-5403?page=com.atlassian.jira.plugin.system.issuetabpanels:all-tabpanel
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Josh Rosen resolved SPARK-5403.
-------------------------------
Resolution: Fixed
Fix Version/s: 1.3.0
Issue resolved by pull request 4196
[https://github.com/apache/spark/pull/4196]
> Ignore UserKnownHostsFile in SSH calls
> --------------------------------------
>
> Key: SPARK-5403
> URL: https://issues.apache.org/jira/browse/SPARK-5403
> Project: Spark
> Issue Type: Improvement
> Components: EC2
> Affects Versions: 1.2.0
> Reporter: Grzegorz Dubicki
> Fix For: 1.3.0
>
>
> Because of changing IPs of EC2 instances of Spark cluster event between
> restart of its hosts user of EC2 script may encouter problem with the script
> hanging on:
> {noformat}
> Waiting for all instances in cluster to enter 'ssh-ready' state..........
> {noformat}
> ..as for example here:
> http://stackoverflow.com/questions/28002443/cluster-hangs-in-ssh-ready-state-using-spark-1-2-ec2-launch-script
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