0001 #!/usr/bin/env bash
0002
0003 #
0004 # Licensed to the Apache Software Foundation (ASF) under one or more
0005 # contributor license agreements. See the NOTICE file distributed with
0006 # this work for additional information regarding copyright ownership.
0007 # The ASF licenses this file to You under the Apache License, Version 2.0
0008 # (the "License"); you may not use this file except in compliance with
0009 # the License. You may obtain a copy of the License at
0010 #
0011 # http://www.apache.org/licenses/LICENSE-2.0
0012 #
0013 # Unless required by applicable law or agreed to in writing, software
0014 # distributed under the License is distributed on an "AS IS" BASIS,
0015 # WITHOUT WARRANTIES OR CONDITIONS OF ANY KIND, either express or implied.
0016 # See the License for the specific language governing permissions and
0017 # limitations under the License.
0018 #
0019
0020 # This file is sourced when running various Spark programs.
0021 # Copy it as spark-env.sh and edit that to configure Spark for your site.
0022
0023 # Options read when launching programs locally with
0024 # ./bin/run-example or ./bin/spark-submit
0025 # - HADOOP_CONF_DIR, to point Spark towards Hadoop configuration files
0026 # - SPARK_LOCAL_IP, to set the IP address Spark binds to on this node
0027 # - SPARK_PUBLIC_DNS, to set the public dns name of the driver program
0028
0029 # Options read by executors and drivers running inside the cluster
0030 # - SPARK_LOCAL_IP, to set the IP address Spark binds to on this node
0031 # - SPARK_PUBLIC_DNS, to set the public DNS name of the driver program
0032 # - SPARK_LOCAL_DIRS, storage directories to use on this node for shuffle and RDD data
0033 # - MESOS_NATIVE_JAVA_LIBRARY, to point to your libmesos.so if you use Mesos
0034
0035 # Options read in YARN client/cluster mode
0036 # - SPARK_CONF_DIR, Alternate conf dir. (Default: ${SPARK_HOME}/conf)
0037 # - HADOOP_CONF_DIR, to point Spark towards Hadoop configuration files
0038 # - YARN_CONF_DIR, to point Spark towards YARN configuration files when you use YARN
0039 # - SPARK_EXECUTOR_CORES, Number of cores for the executors (Default: 1).
0040 # - SPARK_EXECUTOR_MEMORY, Memory per Executor (e.g. 1000M, 2G) (Default: 1G)
0041 # - SPARK_DRIVER_MEMORY, Memory for Driver (e.g. 1000M, 2G) (Default: 1G)
0042
0043 # Options for the daemons used in the standalone deploy mode
0044 # - SPARK_MASTER_HOST, to bind the master to a different IP address or hostname
0045 # - SPARK_MASTER_PORT / SPARK_MASTER_WEBUI_PORT, to use non-default ports for the master
0046 # - SPARK_MASTER_OPTS, to set config properties only for the master (e.g. "-Dx=y")
0047 # - SPARK_WORKER_CORES, to set the number of cores to use on this machine
0048 # - SPARK_WORKER_MEMORY, to set how much total memory workers have to give executors (e.g. 1000m, 2g)
0049 # - SPARK_WORKER_PORT / SPARK_WORKER_WEBUI_PORT, to use non-default ports for the worker
0050 # - SPARK_WORKER_DIR, to set the working directory of worker processes
0051 # - SPARK_WORKER_OPTS, to set config properties only for the worker (e.g. "-Dx=y")
0052 # - SPARK_DAEMON_MEMORY, to allocate to the master, worker and history server themselves (default: 1g).
0053 # - SPARK_HISTORY_OPTS, to set config properties only for the history server (e.g. "-Dx=y")
0054 # - SPARK_SHUFFLE_OPTS, to set config properties only for the external shuffle service (e.g. "-Dx=y")
0055 # - SPARK_DAEMON_JAVA_OPTS, to set config properties for all daemons (e.g. "-Dx=y")
0056 # - SPARK_DAEMON_CLASSPATH, to set the classpath for all daemons
0057 # - SPARK_PUBLIC_DNS, to set the public dns name of the master or workers
0058
0059 # Options for launcher
0060 # - SPARK_LAUNCHER_OPTS, to set config properties and Java options for the launcher (e.g. "-Dx=y")
0061
0062 # Generic options for the daemons used in the standalone deploy mode
0063 # - SPARK_CONF_DIR Alternate conf dir. (Default: ${SPARK_HOME}/conf)
0064 # - SPARK_LOG_DIR Where log files are stored. (Default: ${SPARK_HOME}/logs)
0065 # - SPARK_PID_DIR Where the pid file is stored. (Default: /tmp)
0066 # - SPARK_IDENT_STRING A string representing this instance of spark. (Default: $USER)
0067 # - SPARK_NICENESS The scheduling priority for daemons. (Default: 0)
0068 # - SPARK_NO_DAEMONIZE Run the proposed command in the foreground. It will not output a PID file.
0069 # Options for native BLAS, like Intel MKL, OpenBLAS, and so on.
0070 # You might get better performance to enable these options if using native BLAS (see SPARK-21305).
0071 # - MKL_NUM_THREADS=1 Disable multi-threading of Intel MKL
0072 # - OPENBLAS_NUM_THREADS=1 Disable multi-threading of OpenBLAS
