大数据-Flume()：运行脚本【监听端口】

第一种写法：

[wyr@hadoop102 flume]$ 

bin/flume-ng agent --conf conf/ --name a1 --conf-file job/simpleCase/flume-1-netcat-logger.conf -Dflume.root.logger=INFO,console

第二种写法：

[wyr@hadoop102 flume]$ 

bin/flume-ng agent -c conf/ -n a1 -f job/simpleCase/flume-1-netcat-logger.conf -Dflume.root.logger=INFO,console

[wyr@hadoop102 flume]$ bin/flume-ng agent -c conf/ -n a1 -f job/simpleCase/flume-1-netcat-logger.conf -Dflume.root.logger=INFO,console
Info: Including Hadoop libraries found via (/opt/module/hadoop-3.1.3/bin/hadoop) for HDFS access
Info: Including Hive libraries found via (/opt/module/hive) for Hive access
+ exec /opt/module/jdk1.8.0_212/bin/java -Xmx20m -Dflume.root.logger=INFO,console -cp '/opt/module/flume/conf:/opt/module/flume/lib/*:/opt/module/hadoop-3.1.3/etc/hadoop:/opt/module/hadoop-3.1.3/share/hadoop/common/lib/*:/opt/module/hadoop-3.1.3/share/hadoop/common/*:/opt/module/hadoop-3.1.3/share/hadoop/hdfs:/opt/module/hadoop-3.1.3/share/hadoop/hdfs/lib/*:/opt/module/hadoop-3.1.3/share/hadoop/hdfs/*:/opt/module/hadoop-3.1.3/share/hadoop/mapreduce/lib/*:/opt/module/hadoop-3.1.3/share/hadoop/mapreduce/*:/opt/module/hadoop-3.1.3/share/hadoop/yarn:/opt/module/hadoop-3.1.3/share/hadoop/yarn/lib/*:/opt/module/hadoop-3.1.3/share/hadoop/yarn/*:/opt/module/hive/lib/*' -Djava.library.path=:/opt/module/hadoop-3.1.3/lib/native org.apache.flume.node.Application -n a1 -f job/simpleCase/flume-1-netcat-logger.conf
SLF4J: Class path contains multiple SLF4J bindings.
SLF4J: Found binding in [jar:file:/opt/module/flume/lib/slf4j-log4j12-1.7.25.jar!/org/slf4j/impl/StaticLoggerBinder.class]
SLF4J: Found binding in [jar:file:/opt/module/hadoop-3.1.3/share/hadoop/common/lib/slf4j-log4j12-1.7.25.jar!/org/slf4j/impl/StaticLoggerBinder.class]
SLF4J: Found binding in [jar:file:/opt/module/hive/lib/log4j-slf4j-impl-2.10.0.jar!/org/slf4j/impl/StaticLoggerBinder.class]
SLF4J: See http://www.slf4j.org/codes.html#multiple_bindings for an explanation.
SLF4J: Actual binding is of type [org.slf4j.impl.Log4jLoggerFactory]
2023-04-02 15:39:56,954 (lifecycleSupervisor-1-0) [INFO - org.apache.flume.node.PollingPropertiesFileConfigurationProvider.start(PollingPropertiesFileConfigurationProvider.java:62)] Configuration provider starting
2023-04-02 15:39:56,958 (conf-file-poller-0) [INFO - org.apache.flume.node.PollingPropertiesFileConfigurationProvider$FileWatcherRunnable.run(PollingPropertiesFileConfigurationProvider.java:138)] Reloading configuration file:job/simpleCase/flume-1-netcat-logger.conf
2023-04-02 15:39:56,961 (conf-file-poller-0) [INFO - org.apache.flume.conf.FlumeConfiguration$AgentConfiguration.addComponentConfig(FlumeConfiguration.java:1203)] Processing:c1
2023-04-02 15:39:56,962 (conf-file-poller-0) [INFO - org.apache.flume.conf.FlumeConfiguration$AgentConfiguration.addComponentConfig(FlumeConfiguration.java:1203)] Processing:c1
2023-04-02 15:39:56,962 (conf-file-poller-0) [INFO - org.apache.flume.conf.FlumeConfiguration$AgentConfiguration.addComponentConfig(FlumeConfiguration.java:1203)] Processing:r1
2023-04-02 15:39:56,962 (conf-file-poller-0) [INFO - org.apache.flume.conf.FlumeConfiguration$AgentConfiguration.addComponentConfig(FlumeConfiguration.java:1203)] Processing:r1
2023-04-02 15:39:56,962 (conf-file-poller-0) [INFO - org.apache.flume.conf.FlumeConfiguration$AgentConfiguration.addComponentConfig(FlumeConfiguration.java:1203)] Processing:r1
2023-04-02 15:39:56,962 (conf-file-poller-0) [INFO - org.apache.flume.conf.FlumeConfiguration$AgentConfiguration.addProperty(FlumeConfiguration.java:1117)] Added sinks: k1 Agent: a1
2023-04-02 15:39:56,962 (conf-file-poller-0) [INFO - org.apache.flume.conf.FlumeConfiguration$AgentConfiguration.addComponentConfig(FlumeConfiguration.java:1203)] Processing:c1
2023-04-02 15:39:56,962 (conf-file-poller-0) [INFO - org.apache.flume.conf.FlumeConfiguration$AgentConfiguration.addComponentConfig(FlumeConfiguration.java:1203)] Processing:k1
2023-04-02 15:39:56,963 (conf-file-poller-0) [INFO - org.apache.flume.conf.FlumeConfiguration$AgentConfiguration.addComponentConfig(FlumeConfiguration.java:1203)] Processing:r1
2023-04-02 15:39:56,963 (conf-file-poller-0) [INFO - org.apache.flume.conf.FlumeConfiguration$AgentConfiguration.addComponentConfig(FlumeConfiguration.java:1203)] Processing:k1
2023-04-02 15:39:56,963 (conf-file-poller-0) [WARN - org.apache.flume.conf.FlumeConfiguration$AgentConfiguration.validateConfigFilterSet(FlumeConfiguration.java:623)] Agent configuration for 'a1' has no configfilters.
2023-04-02 15:39:56,981 (conf-file-poller-0) [INFO - org.apache.flume.conf.FlumeConfiguration.validateConfiguration(FlumeConfiguration.java:163)] Post-validation flume configuration contains configuration for agents: [a1]
2023-04-02 15:39:56,981 (conf-file-poller-0) [INFO - org.apache.flume.node.AbstractConfigurationProvider.loadChannels(AbstractConfigurationProvider.java:151)] Creating channels
2023-04-02 15:39:56,992 (conf-file-poller-0) [INFO - org.apache.flume.channel.DefaultChannelFactory.create(DefaultChannelFactory.java:42)] Creating instance of channel c1 type memory
2023-04-02 15:39:56,996 (conf-file-poller-0) [INFO - org.apache.flume.node.AbstractConfigurationProvider.loadChannels(AbstractConfigurationProvider.java:205)] Created channel c1
2023-04-02 15:39:56,998 (conf-file-poller-0) [INFO - org.apache.flume.source.DefaultSourceFactory.create(DefaultSourceFactory.java:41)] Creating instance of source r1, type netcat
2023-04-02 15:39:57,004 (conf-file-poller-0) [INFO - org.apache.flume.sink.DefaultSinkFactory.create(DefaultSinkFactory.java:42)] Creating instance of sink: k1, type: logger
2023-04-02 15:39:57,006 (conf-file-poller-0) [INFO - org.apache.flume.node.AbstractConfigurationProvider.getConfiguration(AbstractConfigurationProvider.java:120)] Channel c1 connected to [r1, k1]
2023-04-02 15:39:57,008 (conf-file-poller-0) [INFO - org.apache.flume.node.Application.startAllComponents(Application.java:162)] Starting new configuration:{ sourceRunners:{r1=EventDrivenSourceRunner: { source:org.apache.flume.source.NetcatSource{name:r1,state:IDLE} }} sinkRunners:{k1=SinkRunner: { policy:org.apache.flume.sink.DefaultSinkProcessor@4737f60b counterGroup:{ name:null counters:{} } }} channels:{c1=org.apache.flume.channel.MemoryChannel{name: c1}} }
2023-04-02 15:39:57,013 (conf-file-poller-0) [INFO - org.apache.flume.node.Application.startAllComponents(Application.java:169)] Starting Channel c1
2023-04-02 15:39:57,015 (conf-file-poller-0) [INFO - org.apache.flume.node.Application.startAllComponents(Application.java:184)] Waiting for channel: c1 to start. Sleeping for 500 ms
2023-04-02 15:39:57,055 (lifecycleSupervisor-1-0) [INFO - org.apache.flume.instrumentation.MonitoredCounterGroup.register(MonitoredCounterGroup.java:119)] Monitored counter group for type: CHANNEL, name: c1: Successfully registered new MBean.
2023-04-02 15:39:57,055 (lifecycleSupervisor-1-0) [INFO - org.apache.flume.instrumentation.MonitoredCounterGroup.start(MonitoredCounterGroup.java:95)] Component type: CHANNEL, name: c1 started
2023-04-02 15:39:57,517 (conf-file-poller-0) [INFO - org.apache.flume.node.Application.startAllComponents(Application.java:196)] Starting Sink k1
2023-04-02 15:39:57,518 (conf-file-poller-0) [INFO - org.apache.flume.node.Application.startAllComponents(Application.java:207)] Starting Source r1
2023-04-02 15:39:57,518 (lifecycleSupervisor-1-4) [INFO - org.apache.flume.source.NetcatSource.start(NetcatSource.java:155)] Source starting
2023-04-02 15:39:57,529 (lifecycleSupervisor-1-4) [INFO - org.apache.flume.source.NetcatSource.start(NetcatSource.java:166)] Created serverSocket:sun.nio.ch.ServerSocketChannelImpl[/127.0.0.1:44444]

参数说明：

• --conf/-c：表示配置文件存储在conf/目录
• --name/-n：表示给agent起名为a1
• --conf-file/-f：指定读取的配置文件是在job/simpleCase文件夹下的flume-1-1netcat-logger.conf文件。
• -Dflume.root.logger=INFO,console ：-D表示flume运行时动态修改flume.root.logger参数属性值，并将控制台日志打印级别设置为INFO级别。日志级别包括:log、info、warn、error。