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If the Spark UI indicates that a worker has status "DEAD", you must restart the cluster.
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$ mzsh spark worker-restart spark/<service-instance> |
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| title | Example - Restarting a worker |
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$ mzsh spark worker-restart spark/spark1 |
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It is not recommended to run more than one Spark worker per host. The command above will only restart one worker per host.| Scroll ignore |
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