spark-instrumented-optimizer/sbin/stop-slave.sh
Nathan Kronenfeld 435b8779df [Spark-4848] Allow different Worker configurations in standalone cluster
This refixes #3699 with the latest code.
This fixes SPARK-4848

I've changed the stand-alone cluster scripts to allow different workers to have different numbers of instances, with both port and web-ui port following allong appropriately.

I did this by moving the loop over instances from start-slaves and stop-slaves (on the master) to start-slave and stop-slave (on the worker).

Wile I was at it, I changed SPARK_WORKER_PORT to work the same way as SPARK_WORKER_WEBUI_PORT, since the new methods work fine for both.

Author: Nathan Kronenfeld <nkronenfeld@oculusinfo.com>

Closes #5140 from nkronenfeld/feature/spark-4848 and squashes the following commits:

cf5f47e [Nathan Kronenfeld] Merge remote branch 'upstream/master' into feature/spark-4848
044ca6f [Nathan Kronenfeld] Documentation and formatting as requested by by andrewor14
d739640 [Nathan Kronenfeld] Move looping through instances from the master to the workers, so that each worker respects its own number of instances and web-ui port
2015-04-13 18:21:16 -07:00

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#!/usr/bin/env bash
#
# Licensed to the Apache Software Foundation (ASF) under one or more
# contributor license agreements. See the NOTICE file distributed with
# this work for additional information regarding copyright ownership.
# The ASF licenses this file to You under the Apache License, Version 2.0
# (the "License"); you may not use this file except in compliance with
# the License. You may obtain a copy of the License at
#
# http://www.apache.org/licenses/LICENSE-2.0
#
# Unless required by applicable law or agreed to in writing, software
# distributed under the License is distributed on an "AS IS" BASIS,
# WITHOUT WARRANTIES OR CONDITIONS OF ANY KIND, either express or implied.
# See the License for the specific language governing permissions and
# limitations under the License.
#
# A shell script to stop all workers on a single slave
#
# Environment variables
#
# SPARK_WORKER_INSTANCES The number of worker instances that should be
# running on this slave. Default is 1.
# Usage: stop-slave.sh
# Stops all slaves on this worker machine
sbin="`dirname "$0"`"
sbin="`cd "$sbin"; pwd`"
. "$sbin/spark-config.sh"
. "$SPARK_PREFIX/bin/load-spark-env.sh"
if [ "$SPARK_WORKER_INSTANCES" = "" ]; then
"$sbin"/spark-daemon.sh stop org.apache.spark.deploy.worker.Worker 1
else
for ((i=0; i<$SPARK_WORKER_INSTANCES; i++)); do
"$sbin"/spark-daemon.sh stop org.apache.spark.deploy.worker.Worker $(( $i + 1 ))
done
fi