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https://issues.apache.org/jira/browse/SPARK-12263?page=com.atlassian.jira.plugin.system.issuetabpanels:comment-tabpanel&focusedCommentId=15058429#comment-15058429
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Neelesh Srinivas Salian commented on SPARK-12263:
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I would like to work on this.
Please let me know if anyone has started working on it already.
Else I can go ahead and submit a PR.
Thank you.
> IllegalStateException: Memory can't be 0 for SPARK_WORKER_MEMORY without unit
> -----------------------------------------------------------------------------
>
> Key: SPARK-12263
> URL: https://issues.apache.org/jira/browse/SPARK-12263
> Project: Spark
> Issue Type: Improvement
> Components: Documentation
> Reporter: Jacek Laskowski
> Priority: Trivial
> Labels: starter
>
> When starting a worker with the following command - note
> {{SPARK_WORKER_MEMORY=1024}} it fails saying that the memory was 0 while it
> was 1024 (without size unit).
> {code}
> ➜ spark git:(master) ✗ SPARK_WORKER_MEMORY=1024 SPARK_WORKER_CORES=5
> ./sbin/start-slave.sh spark://localhost:7077
> starting org.apache.spark.deploy.worker.Worker, logging to
> /Users/jacek/dev/oss/spark/logs/spark-jacek-org.apache.spark.deploy.worker.Worker-1-japila.local.out
> failed to launch org.apache.spark.deploy.worker.Worker:
> INFO ShutdownHookManager: Shutdown hook called
> INFO ShutdownHookManager: Deleting directory
> /private/var/folders/0w/kb0d3rqn4zb9fcc91pxhgn8w0000gn/T/spark-f4e5f222-e938-46b2-a189-241453cf1f50
> full log in
> /Users/jacek/dev/oss/spark/logs/spark-jacek-org.apache.spark.deploy.worker.Worker-1-japila.local.out
> {code}
> The full stack trace is as follows:
> {code}
> Setting default log level to "WARN".
> To adjust logging level use sc.setLogLevel(newLevel).
> INFO Worker: Registered signal handlers for [TERM, HUP, INT]
> Exception in thread "main" java.lang.IllegalStateException: Memory can't be
> 0, missing a M or G on the end of the memory specification?
> at
> org.apache.spark.deploy.worker.WorkerArguments.checkWorkerMemory(WorkerArguments.scala:179)
> at
> org.apache.spark.deploy.worker.WorkerArguments.<init>(WorkerArguments.scala:64)
> at org.apache.spark.deploy.worker.Worker$.main(Worker.scala:691)
> at org.apache.spark.deploy.worker.Worker.main(Worker.scala)
> INFO ShutdownHookManager: Shutdown hook called
> INFO ShutdownHookManager: Deleting directory
> /private/var/folders/0w/kb0d3rqn4zb9fcc91pxhgn8w0000gn/T/spark-f4e5f222-e938-46b2-a189-241453cf1f50
> {code}
> The following command starts spark standalone worker successfully:
> {code}
> SPARK_WORKER_MEMORY=1g SPARK_WORKER_CORES=5 ./sbin/start-slave.sh
> spark://localhost:7077
> {code}
> The master reports:
> {code}
> INFO Master: Registering worker 192.168.1.6:63884 with 5 cores, 1024.0 MB RAM
> {code}
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