Github user scwf commented on a diff in the pull request:
https://github.com/apache/spark/pull/1986#discussion_r16709350
--- Diff:
core/src/main/scala/org/apache/spark/scheduler/cluster/mesos/CoarseMesosSchedulerBackend.scala
---
@@ -111,48 +113,43 @@ private[spark] class CoarseMesosSchedulerBackend(
def createCommand(offer: Offer, numCores: Int): CommandInfo = {
val environment = Environment.newBuilder()
- val extraClassPath = conf.getOption("spark.executor.extraClassPath")
- extraClassPath.foreach { cp =>
- environment.addVariables(
-
Environment.Variable.newBuilder().setName("SPARK_CLASSPATH").setValue(cp).build())
- }
+ val mesosCommand = CommandInfo.newBuilder()
+ .setEnvironment(environment)
+
+ val driverUrl = "akka.tcp://spark@%s:%s/user/%s".format(
+ conf.get("spark.driver.host"), conf.get("spark.driver.port"),
+ CoarseGrainedSchedulerBackend.ACTOR_NAME)
+ val args = Seq(driverUrl, offer.getSlaveId.getValue,
offer.getHostname, numCores.toString)
val extraJavaOpts = conf.getOption("spark.executor.extraJavaOptions")
+ .map(Utils.splitCommandString).getOrElse(Seq.empty)
- val libraryPathOption = "spark.executor.extraLibraryPath"
- val extraLibraryPath = conf.getOption(libraryPathOption).map(p =>
s"-Djava.library.path=$p")
- val extraOpts = Seq(extraJavaOpts,
extraLibraryPath).flatten.mkString(" ")
+ // Start executors with a few necessary configs for registering with
the scheduler
+ val sparkJavaOpts = Utils.sparkJavaOpts(conf,
SparkConf.isExecutorStartupConf)
+ val javaOpts = sparkJavaOpts ++ extraJavaOpts
- sc.executorEnvs.foreach { case (key, value) =>
- environment.addVariables(Environment.Variable.newBuilder()
- .setName(key)
- .setValue(value)
- .build())
+ val classPathEntries =
conf.getOption("spark.executor.extraClassPath").toSeq.flatMap { cp =>
+ cp.split(java.io.File.pathSeparator)
}
- val command = CommandInfo.newBuilder()
- .setEnvironment(environment)
- val driverUrl = "akka.tcp://spark@%s:%s/user/%s".format(
- conf.get("spark.driver.host"),
- conf.get("spark.driver.port"),
- CoarseGrainedSchedulerBackend.ACTOR_NAME)
+ val libraryPathEntries =
+ conf.getOption("spark.executor.extraLibraryPath").toSeq.flatMap { cp
=>
+ cp.split(java.io.File.pathSeparator)
+ }
+
+ val command = Command(
+ "org.apache.spark.executor.CoarseGrainedExecutorBackend", args,
sc.executorEnvs,
--- End diff --
yes, here i should set env to CommandInfo to propagate to the target
executor process.
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