Hadoop 系列YARN：資源調度平臺（YARN參數解讀與調優）

YARN：資源調度平臺

YARN參數解讀與調優

yarn-site.xml文件默認參數：
http://hadoop.apache.org/docs/r2.7.3/hadoop-yarn/hadoop-yarn-common/yarn-default.xml

參數	默認值	說明
yarn.resourcemanager.address	${yarn.resourcemanager.hostname}:8032	ResourceManager 對客戶端暴露的地址
yarn.resourcemanager.scheduler.address	${yarn.resourcemanager.hostname}:8030	ResourceManager 對ApplicationMaster暴露的訪問地址2
yarn.resourcemanager.resource-tracker.address	${yarn.resourcemanager.hostname}:8031	ResourceManager 對NodeManager暴露的地址
yarn.resourcemanager.admin.address	${yarn.resourcemanager.hostname}:8033	ResourceManager 對管理員暴露的訪問地址
yarn.resourcemanager.webapp.address	${yarn.resourcemanager.hostname}:8088	ResourceManager對外WebUI地址
yarn.resourcemanager.scheduler.class	capacity.CapacityScheduler	啓用的資源調度器主類，目前可用的有FIFO、Capacity Scheduler和Fair Scheduler
yarn.resourcemanager.resource-tracker.client.thread-count	50	處理來自NodeManager的RPC請求的Handler數目
yarn.resourcemanager.scheduler.client.thread-count	50	處理來自ApplicationMaster的RPC請求的Handler數目
yarn.scheduler.minimum-allocation-mb	1024	單個可申請的最小內存資源量
yarn.scheduler.maximum-allocation-mb	8192	單個可申請的最大內存資源量
yarn.scheduler.minimum-allocation-vcores	1	單個可申請的最小虛擬CPU個數
yarn.scheduler.maximum-allocation-vcores	32	單個可申請的最大虛擬CPU個數
yarn.resourcemanager.nodemanagers.heartbeat-interval-ms	1000（毫秒）	NodeManager心跳間隔

capacity.CapacityScheduler的完整名稱： org.apache.Hadoop.yarn.server.resourcemanager.scheduler.capacity.CapacityScheduler

NodeManager相關配置參數

mapred-site.xml

參數調優

參照
http://docs.hortonworks.com/HDPDocuments/HDP2/HDP-2.6.0/index.html

 

單擊「Command Line Installation」超連接後的PDF圖標，便可打開HDP安裝文檔。

單擊「1.10. Determining HDP Memory Configuration Settings」條目，跳轉到對應頁面

單擊「Download Companion Files」鏈接，能夠看到兩條命令

 

wget http://public-repo-1.hortonworks.com/HDP/tools/2.6.0.3/
hdp_manual_install_rpm_helper_files-2.6.0.3.8.tar.gz
tar zxvf hdp_manual_install_rpm_helper_files-2.6.0.3.8.tar.gz

[root@node1 ~]# wget http://public-repo-1.hortonworks.com/HDP/tools/2.6.0.3/hdp_manual_install_rpm_helper_files-2.6.0.3.8.tar.gz--2018-11-26 22:11:09--  http://public-repo-1.hortonworks.com/HDP/tools/2.6.0.3/hdp_manual_install_rpm_helper_files-2.6.0.3.8.tar.gz
Resolving public-repo-1.hortonworks.com (public-repo-1.hortonworks.com)... 13.33.231.53, 13.33.231.93, 13.33.231.120, ...
Connecting to public-repo-1.hortonworks.com (public-repo-1.hortonworks.com)|13.33.231.53|:80... connected.
HTTP request sent, awaiting response... 200 OK
Length: 85173 (83K) [application/x-tar]
Saving to: ‘hdp_manual_install_rpm_helper_files-2.6.0.3.8.tar.gz’

100%[======================================================================================>] 85,173       313KB/s   in 0.3s   

2018-11-26 22:11:10 (313 KB/s) - ‘hdp_manual_install_rpm_helper_files-2.6.0.3.8.tar.gz’ saved [85173/85173]

[root@node1 ~]# 

 

[root@node1 ~]# tar -zxvf hdp_manual_install_rpm_helper_files-2.6.0.3.8.tar.gz
hdp_manual_install_rpm_helper_files-2.6.0.3.8/
hdp_manual_install_rpm_helper_files-2.6.0.3.8/configuration_files/
hdp_manual_install_rpm_helper_files-2.6.0.3.8/configuration_files/hive/
hdp_manual_install_rpm_helper_files-2.6.0.3.8/configuration_files/hive/hive-log4j.properties.template
hdp_manual_install_rpm_helper_files-2.6.0.3.8/configuration_files/hive/hive-site.xml
hdp_manual_install_rpm_helper_files-2.6.0.3.8/configuration_files/hive/hive-env.sh
hdp_manual_install_rpm_helper_files-2.6.0.3.8/configuration_files/hive/hive-exec-log4j.properties.template
hdp_manual_install_rpm_helper_files-2.6.0.3.8/configuration_files/nagios/
hdp_manual_install_rpm_helper_files-2.6.0.3.8/configuration_files/nagios/objects/
hdp_manual_install_rpm_helper_files-2.6.0.3.8/configuration_files/nagios/objects/nagios.cfg-centos
hdp_manual_install_rpm_helper_files-2.6.0.3.8/configuration_files/nagios/objects/hadoop-hosts.cfg
hdp_manual_install_rpm_helper_files-2.6.0.3.8/configuration_files/nagios/objects/hadoop-commands.cfg
hdp_manual_install_rpm_helper_files-2.6.0.3.8/configuration_files/nagios/objects/hadoop-hostgroups.cfg
hdp_manual_install_rpm_helper_files-2.6.0.3.8/configuration_files/nagios/objects/hadoop-servicegroups.cfg
hdp_manual_install_rpm_helper_files-2.6.0.3.8/configuration_files/nagios/objects/hadoop-services.cfg
hdp_manual_install_rpm_helper_files-2.6.0.3.8/configuration_files/nagios/objects/nagios.cfg-suse
hdp_manual_install_rpm_helper_files-2.6.0.3.8/configuration_files/nagios/plugins/
hdp_manual_install_rpm_helper_files-2.6.0.3.8/configuration_files/nagios/plugins/check_resourcemanager_nodes_percentage.sh
hdp_manual_install_rpm_helper_files-2.6.0.3.8/configuration_files/nagios/plugins/check_name_dir_status.php
hdp_manual_install_rpm_helper_files-2.6.0.3.8/configuration_files/nagios/plugins/check_datanode_storage.php
hdp_manual_install_rpm_helper_files-2.6.0.3.8/configuration_files/nagios/plugins/check_mapred_local_dir_used.sh
hdp_manual_install_rpm_helper_files-2.6.0.3.8/configuration_files/nagios/plugins/check_aggregate.php
hdp_manual_install_rpm_helper_files-2.6.0.3.8/configuration_files/nagios/plugins/check_hdfs_blocks.php
hdp_manual_install_rpm_helper_files-2.6.0.3.8/configuration_files/nagios/plugins/check_rpcq_latency.php
hdp_manual_install_rpm_helper_files-2.6.0.3.8/configuration_files/nagios/plugins/check_webui.sh
hdp_manual_install_rpm_helper_files-2.6.0.3.8/configuration_files/nagios/plugins/check_oozie_status.sh
hdp_manual_install_rpm_helper_files-2.6.0.3.8/configuration_files/nagios/plugins/check_webhcat_status.sh
hdp_manual_install_rpm_helper_files-2.6.0.3.8/configuration_files/nagios/plugins/check_hdfs_capacity.php
hdp_manual_install_rpm_helper_files-2.6.0.3.8/configuration_files/nagios/plugins/check_cpu.pl
hdp_manual_install_rpm_helper_files-2.6.0.3.8/configuration_files/nagios/plugins/check_hive_metastore_status.sh
hdp_manual_install_rpm_helper_files-2.6.0.3.8/configuration_files/nagios/plugins/check_nodemanager_health.sh
hdp_manual_install_rpm_helper_files-2.6.0.3.8/configuration_files/core_hadoop/
hdp_manual_install_rpm_helper_files-2.6.0.3.8/configuration_files/core_hadoop/hadoop-metrics2.properties
hdp_manual_install_rpm_helper_files-2.6.0.3.8/configuration_files/core_hadoop/capacity-scheduler.xml
hdp_manual_install_rpm_helper_files-2.6.0.3.8/configuration_files/core_hadoop/hadoop-policy.xml
hdp_manual_install_rpm_helper_files-2.6.0.3.8/configuration_files/core_hadoop/hadoop-env.sh
hdp_manual_install_rpm_helper_files-2.6.0.3.8/configuration_files/core_hadoop/core-site.xml
hdp_manual_install_rpm_helper_files-2.6.0.3.8/configuration_files/core_hadoop/yarn-site.xml
hdp_manual_install_rpm_helper_files-2.6.0.3.8/configuration_files/core_hadoop/mapred-site.xml
hdp_manual_install_rpm_helper_files-2.6.0.3.8/configuration_files/core_hadoop/container-executor.cfg
hdp_manual_install_rpm_helper_files-2.6.0.3.8/configuration_files/core_hadoop/yarn-env.sh
hdp_manual_install_rpm_helper_files-2.6.0.3.8/configuration_files/core_hadoop/health_check
hdp_manual_install_rpm_helper_files-2.6.0.3.8/configuration_files/core_hadoop/mapred-queue-acls.xml
hdp_manual_install_rpm_helper_files-2.6.0.3.8/configuration_files/core_hadoop/commons-logging.properties
hdp_manual_install_rpm_helper_files-2.6.0.3.8/configuration_files/core_hadoop/hadoop-metrics2.properties-GANGLIA
hdp_manual_install_rpm_helper_files-2.6.0.3.8/configuration_files/core_hadoop/log4j.properties
hdp_manual_install_rpm_helper_files-2.6.0.3.8/configuration_files/core_hadoop/hdfs-site.xml
hdp_manual_install_rpm_helper_files-2.6.0.3.8/configuration_files/sqoop/
hdp_manual_install_rpm_helper_files-2.6.0.3.8/configuration_files/sqoop/sqoop-site-template.xml
hdp_manual_install_rpm_helper_files-2.6.0.3.8/configuration_files/sqoop/sqoop-env-template.cmd
hdp_manual_install_rpm_helper_files-2.6.0.3.8/configuration_files/sqoop/sqoop-env.sh
hdp_manual_install_rpm_helper_files-2.6.0.3.8/configuration_files/sqoop/sqoop-site.xml
hdp_manual_install_rpm_helper_files-2.6.0.3.8/configuration_files/sqoop/sqoop-env-template.sh
hdp_manual_install_rpm_helper_files-2.6.0.3.8/configuration_files/ganglia/
hdp_manual_install_rpm_helper_files-2.6.0.3.8/configuration_files/ganglia/scripts/
hdp_manual_install_rpm_helper_files-2.6.0.3.8/configuration_files/ganglia/scripts/hdp-gmetad
hdp_manual_install_rpm_helper_files-2.6.0.3.8/configuration_files/ganglia/scripts/hdp-gmond
hdp_manual_install_rpm_helper_files-2.6.0.3.8/configuration_files/ganglia/objects/
hdp_manual_install_rpm_helper_files-2.6.0.3.8/configuration_files/ganglia/objects/checkGmetad.sh
hdp_manual_install_rpm_helper_files-2.6.0.3.8/configuration_files/ganglia/objects/startRrdcached.sh
hdp_manual_install_rpm_helper_files-2.6.0.3.8/configuration_files/ganglia/objects/checkGmond.sh
hdp_manual_install_rpm_helper_files-2.6.0.3.8/configuration_files/ganglia/objects/gmond.init
hdp_manual_install_rpm_helper_files-2.6.0.3.8/configuration_files/ganglia/objects/rrdcachedLib.sh
hdp_manual_install_rpm_helper_files-2.6.0.3.8/configuration_files/ganglia/objects/gmetad.init
hdp_manual_install_rpm_helper_files-2.6.0.3.8/configuration_files/ganglia/objects/startGmond.sh
hdp_manual_install_rpm_helper_files-2.6.0.3.8/configuration_files/ganglia/objects/gangliaEnv.sh
hdp_manual_install_rpm_helper_files-2.6.0.3.8/configuration_files/ganglia/objects/startGmetad.sh
hdp_manual_install_rpm_helper_files-2.6.0.3.8/configuration_files/ganglia/objects/rrd.py
hdp_manual_install_rpm_helper_files-2.6.0.3.8/configuration_files/ganglia/objects/gmondLib.sh
hdp_manual_install_rpm_helper_files-2.6.0.3.8/configuration_files/ganglia/objects/setupGanglia.sh
hdp_manual_install_rpm_helper_files-2.6.0.3.8/configuration_files/ganglia/objects/gangliaClusters.conf
hdp_manual_install_rpm_helper_files-2.6.0.3.8/configuration_files/ganglia/objects/stopGmetad.sh
hdp_manual_install_rpm_helper_files-2.6.0.3.8/configuration_files/ganglia/objects/teardownGanglia.sh
hdp_manual_install_rpm_helper_files-2.6.0.3.8/configuration_files/ganglia/objects/gangliaLib.sh
hdp_manual_install_rpm_helper_files-2.6.0.3.8/configuration_files/ganglia/objects/stopGmond.sh
hdp_manual_install_rpm_helper_files-2.6.0.3.8/configuration_files/ganglia/objects/stopRrdcached.sh
hdp_manual_install_rpm_helper_files-2.6.0.3.8/configuration_files/ganglia/objects/checkRrdcached.sh
hdp_manual_install_rpm_helper_files-2.6.0.3.8/configuration_files/ganglia/objects/gmetadLib.sh
hdp_manual_install_rpm_helper_files-2.6.0.3.8/configuration_files/zookeeper/
hdp_manual_install_rpm_helper_files-2.6.0.3.8/configuration_files/zookeeper/zookeeper-env.sh
hdp_manual_install_rpm_helper_files-2.6.0.3.8/configuration_files/zookeeper/configuration.xsl
hdp_manual_install_rpm_helper_files-2.6.0.3.8/configuration_files/zookeeper/log4j.properties
hdp_manual_install_rpm_helper_files-2.6.0.3.8/configuration_files/zookeeper/zoo.cfg
hdp_manual_install_rpm_helper_files-2.6.0.3.8/configuration_files/pig/
hdp_manual_install_rpm_helper_files-2.6.0.3.8/configuration_files/pig/pig-env.sh
hdp_manual_install_rpm_helper_files-2.6.0.3.8/configuration_files/pig/pig.properties
hdp_manual_install_rpm_helper_files-2.6.0.3.8/configuration_files/pig/log4j.properties
hdp_manual_install_rpm_helper_files-2.6.0.3.8/configuration_files/oozie/
hdp_manual_install_rpm_helper_files-2.6.0.3.8/configuration_files/oozie/oozie-log4j.properties
hdp_manual_install_rpm_helper_files-2.6.0.3.8/configuration_files/oozie/oozie-env.sh
hdp_manual_install_rpm_helper_files-2.6.0.3.8/configuration_files/oozie/oozie-site.xml
hdp_manual_install_rpm_helper_files-2.6.0.3.8/configuration_files/oozie/adminusers.txt
hdp_manual_install_rpm_helper_files-2.6.0.3.8/configuration_files/oozie/hadoop-config.xml
hdp_manual_install_rpm_helper_files-2.6.0.3.8/configuration_files/oozie/oozie-default.xml
hdp_manual_install_rpm_helper_files-2.6.0.3.8/configuration_files/hbase/
hdp_manual_install_rpm_helper_files-2.6.0.3.8/configuration_files/hbase/hbase-policy.xml
hdp_manual_install_rpm_helper_files-2.6.0.3.8/configuration_files/hbase/regionservers
hdp_manual_install_rpm_helper_files-2.6.0.3.8/configuration_files/hbase/hadoop-metrics.properties
hdp_manual_install_rpm_helper_files-2.6.0.3.8/configuration_files/hbase/hbase-env.sh
hdp_manual_install_rpm_helper_files-2.6.0.3.8/configuration_files/hbase/hadoop-metrics.properties.master-GANGLIA
hdp_manual_install_rpm_helper_files-2.6.0.3.8/configuration_files/hbase/hadoop-metrics.properties.regionservers-GANGLIA
hdp_manual_install_rpm_helper_files-2.6.0.3.8/configuration_files/hbase/hbase-site.xml
hdp_manual_install_rpm_helper_files-2.6.0.3.8/configuration_files/hbase/log4j.properties
hdp_manual_install_rpm_helper_files-2.6.0.3.8/configuration_files/webhcat/
hdp_manual_install_rpm_helper_files-2.6.0.3.8/configuration_files/webhcat/webhcat-env.sh
hdp_manual_install_rpm_helper_files-2.6.0.3.8/configuration_files/webhcat/webhcat-site.xml
hdp_manual_install_rpm_helper_files-2.6.0.3.8/scripts/
hdp_manual_install_rpm_helper_files-2.6.0.3.8/scripts/directories.sh
hdp_manual_install_rpm_helper_files-2.6.0.3.8/scripts/yarn-utils.py
hdp_manual_install_rpm_helper_files-2.6.0.3.8/scripts/usersAndGroups.sh
hdp_manual_install_rpm_helper_files-2.6.0.3.8/readme.txt
hdp_manual_install_rpm_helper_files-2.6.0.3.8/HDP-CHANGES.txt

 

 

       若是節點有4核8G內存1塊硬盤，該節點同時安裝HBase，經過下面命令便可得到優化參數

 

 

[root@nb0 scripts]# python yarn-utils.py -c 4 -m 8 -d 1 -k True 
Using cores=4 memory=8GB disks=1 hbase=True 
Profile: cores=4 memory=5120MB reserved=3GB usableMem=5GB disks=1
 Num Container=3
 Container Ram=1536MB
 Used Ram=4GB
 Unused Ram=3GB 
yarn.scheduler.minimum-allocation-mb=1536 
yarn.scheduler.maximum-allocation-mb=4608
 yarn.nodemanager.resource.memory-mb=4608
 mapreduce.map.memory.mb=1536
 mapreduce.map.java.opts=-Xmx1228m 
mapreduce.reduce.memory.mb=3072
 mapreduce.reduce.java.opts=-Xmx2457m 
yarn.app.mapreduce.am.resource.mb=3072 
yarn.app.mapreduce.am.command-opts=-Xmx2457m
 mapreduce.task.io.sort.mb=614

選項說明

選項	描述
-c	每個客戶機的核數目
-m	每個客戶機擁有的內存總數
-d	每個客戶機擁有的磁盤數目
-k	若是Hbase安裝了爲」True」，不然爲」False」