1. IT分享知识网首页
  2. 开发语言
  3. Spark

Spark安装部署

老牧童 • • Spark • 阅读 358

Spark是UC BerkeleyAMPLab开发的类MapRed计算框架。MapRed框架适用于batchjob，但是由于它自身的框架限制，第一，pull-basedheartbeat作业调度。第二，shuffle中间结果全部落地disk，导致了高延迟，启动开销很大。而Spark是为迭代式，交互式计算所生的。第一，它采用了actormodel的akka作为通讯框架。第二，它使用了RDD分

    Spark是UC Berkeley AMPLab开发的类MapRed计算框架。MapRed框架适用于batch job，但是由于它自身的框架限制，第一，pull-based heartbeat作业调度。第二，shuffle中间结果全部落地disk，导致了高延迟，启动开销很大。而Spark是为迭代式，交互式计算所生的。第一，它采用了actor model
的akka
作为通讯框架。第二，
它
使
用了RDD分布式内存，操作之间的数据不需要dump到磁盘上，而是通过RDD Partition
分
布
在各个节点内存中
，
极大的提高了数据间的流转，
同
时RDD之间维护了血统关系，一旦RDD fail掉了，能通过父RDD自动重建，
保
证了fault tolerance，而在Spark之上有丰富的应用，比如
Shark，Spark Stre
aming，MLBase。我们在生产环境中已经使用Shark来作为Hive的一种补充，它共享了hive 的metastore，serde
，
使用方式也和hive几乎一样，如果
data input size不是很大的情况下，相同语句
确实比hive
会快很多，后续会单独写一篇来详解。

Spark software stack
Spark安装部署

本篇介绍下spark的安装​：
Spark可以运行在统一资源调度器上，比如YARN, Mesos，也可以独立部署Standalone模式，由于我们YARN集群还没上，所以暂时用Standalone模式，它是master/slave模式，由一个spark master和一组spark worker构成，Standalone模式只支持FIFO调度策略，而且默认情况下提交一个job会占用掉spark集群所有的core，这样就变一个集群只能运行一个job了，需要设置spark.cores.max值来做调整

部署环境:
Spark Master: test85.hadoop
Spark Worker: test88.hadoop, test89.hadoop, test90.hadoop, test91.hadoop

1. 保证Master和Worker节点SSH打通
2. 由于Spark会使用hadoop client来和hdfs交互，所以每个节点需要安装Hadoop Client
3. 安装Scala，Scala 2.10.2版本和Spark有冲突，所以只能安装Scala 2.9.3​ 
wget http://spark-project.org/download/spark-0.7.3-prebuilt-hadoop1.tgz​
tar xzvf spark-0.7.3-prebuilt-hadoop1.tgz​
ln -s spark-0.7.3 spark-release

在/etc/profile加上环境变量

export SPARK_HOME=/usr/local/spark-releaseexport SCALA_HOME=/usr/local/scalaexport PATH=$PATH:$SPARK_HOME/bin:$SCALA_HOME/bin


设置Spark的configuration文件，在$
SPARK_HOME/conf/
spark-env.sh中

设置Spark的configuration文件，在$SPARK_HOME/conf/spark-env.sh中export JAVA_HOME=/usr/local/jdkexport SCALA_HOME=/usr/local/scalaexport SPARK_EXAMPLES_JAR=$SPARK_HOME/examples/target/scala-2.9.3/spark-examples_2.9.3-0.7.3.jarexport SPARK_SSH_OPTS="-p58422 -o StrictHostKeyChecking=no"export SPARK_MASTER_IP=test85.hadoopexport SPARK_MASTER_WEBUI_PORT=8088export SPARK_WORKER_WEBUI_PORT=8099export SPARK_WORKER_CORES=4export SPARK_WORKER_MEMORY=8gexport LD_LIBRARY_PATH=/usr/local/hadoop/lzo/libexport SPARK_LIBRARY_PATH=/usr/local/hadoop/hadoop-release/lib/native/Linux-amd64-64

SPARK_WORKER_CORES设置成物理worker cpu核数，SPARK_WORKER_MEMORY为worker节点上spark jobs可用的物理内存总量

slaves文件中加入worker地址

# A Spark Worker will be started on each of the machines listes below
test88.hadoop
test89.hadoop
test90.hadoop
test91.hadoop

同步配置文件和Spark,Scala到整个集群
启动spark master
bin/start-master.sh 
13/09/23 09:46:57 INFO Slf4jEventHandler: Slf4jEventHandler started13/09/23 09:46:57 INFO ActorSystemImpl: RemoteServerStarted@akka://sparkMaster@test85.hadoop:707713/09/23 09:46:57 INFO Master: Starting Spark master at spark://test85.hadoop:707713/09/23 09:46:57 INFO IoWorker: IoWorker thread 'spray-io-worker-0' started13/09/23 09:46:57 INFO HttpServer: akka://sparkMaster/user/HttpServer started on /0.0.0.0:8088

启动spark workers

bin/start-slaves.sh​ 
13/09/23 09:47:54 INFO Slf4jEventHandler: Slf4jEventHandler started
13/09/23 09:47:55 INFO ActorSystemImpl: RemoteServerStarted@akka://sparkWorker@test89.hadoop:36665
13/09/23 09:47:55 INFO Worker: Starting Spark worker test89.hadoop:36665 with 4 cores, 8.0 GB RAM
13/09/23 09:47:55 INFO Worker: Spark home: /usr/local/spark-0.7.3
13/09/23 09:47:55 INFO Worker: Connecting to master spark://test85.hadoop:7077
13/09/23 09:47:56 INFO ActorSystemImpl: RemoteClientStarted@akka://sparkMaster@test85.hadoop:7077
13/09/23 09:47:57 INFO IoWorker: IoWorker thread 'spray-io-worker-0' started
13/09/23 09:47:58 INFO HttpServer: akka://sparkWorker/user/HttpServer started on /0.0.0.0:8099
13/09/23 09:47:58 INFO Worker: Successfully registered with master

运行计算PI的job

./run spark.examples.SparkPi spark://test85.hadoop:7077 
[hadoop@test85 spark-release]$ ./run spark.examples.SparkPi spark://test85.hadoop:7077
13/09/23 10:15:59 INFO Slf4jEventHandler: Slf4jEventHandler started
13/09/23 10:15:59 INFO SparkEnv: Registering BlockManagerMaster
13/09/23 10:15:59 INFO MemoryStore: MemoryStore started with capacity 323.9 MB.
13/09/23 10:15:59 INFO DiskStore: Created local directory at /tmp/spark-local-20130923101559-6a72
13/09/23 10:15:59 INFO ConnectionManager: Bound socket to port 54795 with id = ConnectionManagerId(test85.hadoop,54795)
13/09/23 10:15:59 INFO BlockManagerMaster: Trying to register BlockManager
13/09/23 10:15:59 INFO BlockManagerMaster: Registered BlockManager
13/09/23 10:15:59 INFO HttpBroadcast: Broadcast server started at http://10.1.77.85:58290
13/09/23 10:15:59 INFO SparkEnv: Registering MapOutputTracker
13/09/23 10:15:59 INFO HttpFileServer: HTTP File server directory is /tmp/spark-22ef9d2b-0e57-42e2-ae90-a9cd99233c1c
13/09/23 10:16:00 INFO IoWorker: IoWorker thread 'spray-io-worker-0' started
13/09/23 10:16:00 INFO HttpServer: akka://spark/user/BlockManagerHTTPServer started on /0.0.0.0:46611
13/09/23 10:16:00 INFO BlockManagerUI: Started BlockManager web UI at http://test85.hadoop:46611
13/09/23 10:16:00 INFO SparkContext: Added JAR /usr/local/spark-release/examples/target/scala-2.9.3/spark-examples_2.9.3-0.7.3.jar at http://10.1.77.85:51299/jars/spark-examples_2.9.3-0.7.3.jar with timestamp 1379902560222
13/09/23 10:16:00 INFO Client$ClientActor: Connecting to master spark://test85.hadoop:7077
13/09/23 10:16:00 INFO SparkDeploySchedulerBackend: Connected to Spark cluster with app ID app-20130923101600-0000
13/09/23 10:16:00 INFO Client$ClientActor: Executor added: app-20130923101600-0000/0 on worker-20130923094755-test89.hadoop-36665 (test89.hadoop) with 4 cores
13/09/23 10:16:00 INFO SparkDeploySchedulerBackend: Granted executor ID app-20130923101600-0000/0 on host test89.hadoop with 4 cores, 512.0 MB RAM
13/09/23 10:16:00 INFO Client$ClientActor: Executor added: app-20130923101600-0000/1 on worker-20130923094752-test90.hadoop-39876 (test90.hadoop) with 4 cores
13/09/23 10:16:00 INFO SparkDeploySchedulerBackend: Granted executor ID app-20130923101600-0000/1 on host test90.hadoop with 4 cores, 512.0 MB RAM
13/09/23 10:16:00 INFO Client$ClientActor: Executor added: app-20130923101600-0000/2 on worker-20130923094751-test91.hadoop-53527 (test91.hadoop) with 4 cores
13/09/23 10:16:00 INFO SparkDeploySchedulerBackend: Granted executor ID app-20130923101600-0000/2 on host test91.hadoop with 4 cores, 512.0 MB RAM
13/09/23 10:16:00 INFO Client$ClientActor: Executor added: app-20130923101600-0000/3 on worker-20130923094752-test88.hadoop-43591 (test88.hadoop) with 4 cores
13/09/23 10:16:00 INFO SparkDeploySchedulerBackend: Granted executor ID app-20130923101600-0000/3 on host test88.hadoop with 4 cores, 512.0 MB RAM
13/09/23 10:16:00 INFO SparkContext: Starting job: reduce at SparkPi.scala:22
13/09/23 10:16:00 INFO DAGScheduler: Got job 0 (reduce at SparkPi.scala:22) with 2 output partitions (allowLocal=false)
13/09/23 10:16:00 INFO DAGScheduler: Final stage: Stage 0 (map at SparkPi.scala:18)
13/09/23 10:16:00 INFO DAGScheduler: Parents of final stage: List()
13/09/23 10:16:00 INFO DAGScheduler: Missing parents: List()
13/09/23 10:16:00 INFO DAGScheduler: Submitting Stage 0 (MappedRDD[1] at map at SparkPi.scala:18), which has no missing parents
13/09/23 10:16:00 INFO DAGScheduler: Submitting 2 missing tasks from Stage 0 (MappedRDD[1] at map at SparkPi.scala:18)
13/09/23 10:16:00 INFO ClusterScheduler: Adding task set 0.0 with 2 tasks
13/09/23 10:16:00 INFO Client$ClientActor: Executor updated: app-20130923101600-0000/2 is now RUNNING
13/09/23 10:16:00 INFO Client$ClientActor: Executor updated: app-20130923101600-0000/3 is now RUNNING
13/09/23 10:16:00 INFO Client$ClientActor: Executor updated: app-20130923101600-0000/1 is now RUNNING
13/09/23 10:16:00 INFO Client$ClientActor: Executor updated: app-20130923101600-0000/0 is now RUNNING
13/09/23 10:16:02 INFO SparkDeploySchedulerBackend: Registered executor: Actor[akka://sparkExecutor@test90.hadoop:44054/user/Executor] with ID 1
13/09/23 10:16:02 INFO TaskSetManager: Starting task 0.0:0 as TID 0 on executor 1: test90.hadoop (preferred)
13/09/23 10:16:02 INFO TaskSetManager: Serialized task 0.0:0 as 1339 bytes in 35 ms
13/09/23 10:16:02 INFO TaskSetManager: Starting task 0.0:1 as TID 1 on executor 1: test90.hadoop (preferred)
13/09/23 10:16:02 INFO TaskSetManager: Serialized task 0.0:1 as 1339 bytes in 1 ms
13/09/23 10:16:02 INFO SparkDeploySchedulerBackend: Registered executor: Actor[akka://sparkExecutor@test91.hadoop:34433/user/Executor] with ID 2
13/09/23 10:16:02 INFO SparkDeploySchedulerBackend: Registered executor: Actor[akka://sparkExecutor@test89.hadoop:53079/user/Executor] with ID 0
13/09/23 10:16:02 INFO BlockManagerMasterActor$BlockManagerInfo: Registering block manager test91.hadoop:49214 with 323.9 MB RAM
13/09/23 10:16:02 INFO BlockManagerMasterActor$BlockManagerInfo: Registering block manager test90.hadoop:33628 with 323.9 MB RAM
13/09/23 10:16:02 INFO SparkDeploySchedulerBackend: Registered executor: Actor[akka://sparkExecutor@test88.hadoop:38074/user/Executor] with ID 3
13/09/23 10:16:03 INFO BlockManagerMasterActor$BlockManagerInfo: Registering block manager test88.hadoop:55313 with 323.9 MB RAM
13/09/23 10:16:03 INFO BlockManagerMasterActor$BlockManagerInfo: Registering block manager test89.hadoop:37899 with 323.9 MB RAM
13/09/23 10:16:03 INFO TaskSetManager: Finished TID 1 in 1128 ms (progress: 1/2)
13/09/23 10:16:03 INFO TaskSetManager: Finished TID 0 in 1175 ms (progress: 2/2)
13/09/23 10:16:03 INFO DAGScheduler: Completed ResultTask(0, 1)
13/09/23 10:16:03 INFO DAGScheduler: Completed ResultTask(0, 0)
13/09/23 10:16:03 INFO DAGScheduler: Stage 0 (map at SparkPi.scala:18) finished in 2.939 s
13/09/23 10:16:03 INFO SparkContext: Job finished: reduce at SparkPi.scala:22, took 2.976491771 s
Pi is roughly 3.14368

参考文档：


本文链接Spark安装部署
，转载请注明


免责声明：本站所有文章内容,图片，视频等均是来源于用户投稿和互联网及文摘转载整编而成，不代表本站观点，不承担相关法律责任。其著作权各归其原作者或其出版社所有。如发现本站有涉嫌抄袭侵权/违法违规的内容,侵犯到您的权益，请在线联系站长,一经查实,本站将立刻删除。 本文来自网络,若有侵权，请联系删除，如若转载，请注明出处：https://yundeesoft.com/4847.html

赞 (0)
老牧童老牧童
0
上一篇 2022-12-08 16:31
下一篇 2022-12-08 16:31

相关推荐

发表回复

您的邮箱地址不会被公开。 必填项已用 * 标注

关注微信