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| apply plugin: 'java' | |
| apply plugin: 'idea' | |
| apply plugin: 'eclipse' | |
| archivesBaseName = 'example' | |
| repositories { | |
| mavenLocal() | |
| mavenCentral() | |
| mavenRepo name: 'conjars', url: 'http://conjars.org/repo/' | |
| } | |
| ext.cascadingVersion = '2.1.0' | |
| dependencies { | |
| compile( group: 'cascading', name: 'cascading-core', version: cascadingVersion ) | |
| compile( group: 'cascading', name: 'cascading-hadoop', version: cascadingVersion ) | |
| } | |
| jar { | |
| description = "Assembles a Hadoop ready jar file" | |
| doFirst { | |
| into( 'lib' ) { | |
| from configurations.compile | |
| } | |
| } | |
| manifest { | |
| attributes( "Main-Class": "example/Main" ) | |
| } | |
| } |
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| package example; | |
| import java.util.Properties; | |
| import cascading.flow.Flow; | |
| import cascading.flow.FlowDef; | |
| import cascading.flow.hadoop.HadoopFlowConnector; | |
| import cascading.pipe.CoGroup; | |
| import cascading.pipe.Pipe; | |
| import cascading.pipe.assembly.CountBy; | |
| import cascading.pipe.assembly.Rename; | |
| import cascading.pipe.assembly.Retain; | |
| import cascading.pipe.assembly.Unique; | |
| import cascading.property.AppProps; | |
| import cascading.scheme.hadoop.TextDelimited; | |
| import cascading.tap.Tap; | |
| import cascading.tap.hadoop.Hfs; | |
| import cascading.tuple.Fields; | |
| public class | |
| Main | |
| { | |
| public static void | |
| main( String[] args ) | |
| { | |
| String sourcePath = args[ 0 ]; | |
| String sinkPath = args[ 1 ]; | |
| Properties properties = new Properties(); | |
| AppProps.setApplicationJarClass( properties, Main.class ); | |
| HadoopFlowConnector flowConnector = new HadoopFlowConnector( properties ); | |
| // create the source and sink taps | |
| Tap sourceTap = new Hfs( new TextDelimited( true, "\t" ), sourcePath ); | |
| Tap sinkTap = new Hfs( new TextDelimited( true, "\t" ), sinkPath ); | |
| // specify a pipe to connect the taps | |
| Pipe samplePipe = new Pipe( "sample" ); | |
| // one branch to COUNT(*) | |
| Pipe cntPipe = new Pipe( "cntPipe", samplePipe ); | |
| Fields selector = new Fields( "a", "b" ); | |
| Fields c = new Fields( "c" ); | |
| Fields cnt = new Fields( "cnt" ); | |
| cntPipe = new CountBy( cntPipe, selector, cnt ); | |
| // one branch to COUNT(DISTINCT c) | |
| Pipe ccntPipe = new Pipe( "ccntPipe", samplePipe ); | |
| selector = new Fields( "a", "b", "c" ); | |
| ccntPipe = new Unique( ccntPipe, selector ); | |
| selector = new Fields( "a", "b" ); | |
| Fields ccnt = new Fields( "ccnt" ); | |
| ccntPipe = new CountBy( ccntPipe, selector, ccnt ); | |
| Fields newFields = new Fields( "a2", "b2" ); | |
| ccntPipe = new Rename( ccntPipe, selector, newFields ); | |
| // put 'em together for the final view | |
| Pipe calcPipe = new CoGroup( "calcPipe", cntPipe, selector, ccntPipe, newFields ); | |
| selector = new Fields( "a", "b", "cnt", "ccnt" ); | |
| calcPipe = new Retain( calcPipe, selector ); | |
| // connect the taps, pipes, etc., into a flow | |
| FlowDef flowDef = FlowDef.flowDef() | |
| .addSource( samplePipe, sourceTap ) | |
| .addTailSink( calcPipe, sinkTap ); | |
| // run the flow | |
| flowConnector.connect( flowDef ).complete(); | |
| } | |
| } |
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| bash-3.2$ gradle clean jar | |
| :clean | |
| :compileJava | |
| :processResources UP-TO-DATE | |
| :classes | |
| :jar | |
| BUILD SUCCESSFUL | |
| Total time: 4.652 secs | |
| bash-3.2$ cat data/sample.tsv | |
| a b c | |
| x y 1 | |
| x y 1 | |
| x z 1 | |
| x y 2 | |
| x y 2 | |
| bash-3.2$ rm -rf output/ | |
| bash-3.2$ hadoop jar ./build/libs/example.jar data/sample.tsv output/calc | |
| Warning: $HADOOP_HOME is deprecated. | |
| 13/01/04 21:15:36 INFO util.HadoopUtil: resolving application jar from found main method on: example.Main | |
| 13/01/04 21:15:36 INFO planner.HadoopPlanner: using application jar: /Users/ceteri/src/concur/scratch/./build/libs/example.jar | |
| 13/01/04 21:15:36 INFO property.AppProps: using app.id: 4AAC60FDA191F3DA6EE141DF17F17E93 | |
| 2013-01-04 21:15:37.056 java[24165:1903] Unable to load realm info from SCDynamicStore | |
| 13/01/04 21:15:37 WARN util.NativeCodeLoader: Unable to load native-hadoop library for your platform... using builtin-java classes where applicable | |
| 13/01/04 21:15:37 WARN snappy.LoadSnappy: Snappy native library not loaded | |
| 13/01/04 21:15:37 INFO mapred.FileInputFormat: Total input paths to process : 1 | |
| 13/01/04 21:15:37 INFO util.Version: Concurrent, Inc - Cascading 2.1.0 | |
| 13/01/04 21:15:37 INFO flow.Flow: [] starting | |
| 13/01/04 21:15:37 INFO flow.Flow: [] source: Hfs["TextDelimited[['a', 'b', 'c']->[ALL]]"]["data/sample.tsv"]"] | |
| 13/01/04 21:15:37 INFO flow.Flow: [] sink: Hfs["TextDelimited[[UNKNOWN]->['a', 'b', 'cnt', 'ccnt']]"]["output/calc"]"] | |
| 13/01/04 21:15:37 INFO flow.Flow: [] parallel execution is enabled: false | |
| 13/01/04 21:15:37 INFO flow.Flow: [] starting jobs: 4 | |
| 13/01/04 21:15:37 INFO flow.Flow: [] allocating threads: 1 | |
| 13/01/04 21:15:37 INFO flow.FlowStep: [] at least one sink does not exist | |
| 13/01/04 21:15:37 INFO flow.FlowStep: [] source modification date at: Fri Jan 04 20:14:44 PST 2013 | |
| 13/01/04 21:15:37 INFO flow.FlowStep: [] starting step: (1/4) | |
| 13/01/04 21:15:37 INFO mapred.FileInputFormat: Total input paths to process : 1 | |
| 13/01/04 21:15:37 INFO flow.FlowStep: [] submitted hadoop job: job_local_0001 | |
| 13/01/04 21:15:37 INFO mapred.Task: Using ResourceCalculatorPlugin : null | |
| 13/01/04 21:15:37 INFO io.MultiInputSplit: current split input path: file:/Users/ceteri/src/concur/scratch/data/sample.tsv | |
| 13/01/04 21:15:37 INFO mapred.MapTask: numReduceTasks: 1 | |
| 13/01/04 21:15:37 INFO mapred.MapTask: io.sort.mb = 100 | |
| 13/01/04 21:15:37 INFO mapred.MapTask: data buffer = 79691776/99614720 | |
| 13/01/04 21:15:37 INFO mapred.MapTask: record buffer = 262144/327680 | |
| 13/01/04 21:15:37 INFO hadoop.FlowMapper: cascading version: Concurrent, Inc - Cascading 2.1.0 | |
| 13/01/04 21:15:37 INFO hadoop.FlowMapper: child jvm opts: -Xmx200m | |
| 13/01/04 21:15:37 INFO hadoop.FlowMapper: sourcing from: Hfs["TextDelimited[['a', 'b', 'c']->[ALL]]"]["data/sample.tsv"]"] | |
| 13/01/04 21:15:37 INFO hadoop.FlowMapper: sinking to: GroupBy(cntPipe)[by:[{2}:'a', 'b']] | |
| 13/01/04 21:15:37 INFO assembly.AggregateBy: using threshold value: 10000 | |
| 13/01/04 21:15:37 INFO mapred.MapTask: Starting flush of map output | |
| 13/01/04 21:15:37 INFO mapred.MapTask: Finished spill 0 | |
| 13/01/04 21:15:37 INFO mapred.Task: Task:attempt_local_0001_m_000000_0 is done. And is in the process of commiting | |
| 13/01/04 21:15:40 INFO mapred.LocalJobRunner: file:/Users/ceteri/src/concur/scratch/data/sample.tsv:0+36 | |
| 13/01/04 21:15:40 INFO mapred.Task: Task 'attempt_local_0001_m_000000_0' done. | |
| 13/01/04 21:15:40 INFO mapred.Task: Using ResourceCalculatorPlugin : null | |
| 13/01/04 21:15:40 INFO mapred.LocalJobRunner: | |
| 13/01/04 21:15:40 INFO mapred.Merger: Merging 1 sorted segments | |
| 13/01/04 21:15:40 INFO mapred.Merger: Down to the last merge-pass, with 1 segments left of total size: 42 bytes | |
| 13/01/04 21:15:40 INFO mapred.LocalJobRunner: | |
| 13/01/04 21:15:40 INFO hadoop.FlowReducer: cascading version: Concurrent, Inc - Cascading 2.1.0 | |
| 13/01/04 21:15:40 INFO hadoop.FlowReducer: child jvm opts: -Xmx200m | |
| 13/01/04 21:15:40 INFO hadoop.FlowReducer: sourcing from: GroupBy(cntPipe)[by:[{2}:'a', 'b']] | |
| 13/01/04 21:15:40 INFO hadoop.FlowReducer: sinking to: TempHfs["SequenceFile[['a', 'b', 'cnt']]"][800651948/cntPipe/] | |
| 13/01/04 21:15:40 INFO mapred.Task: Task:attempt_local_0001_r_000000_0 is done. And is in the process of commiting | |
| 13/01/04 21:15:40 INFO mapred.LocalJobRunner: | |
| 13/01/04 21:15:40 INFO mapred.Task: Task attempt_local_0001_r_000000_0 is allowed to commit now | |
| 13/01/04 21:15:40 INFO mapred.FileOutputCommitter: Saved output of task 'attempt_local_0001_r_000000_0' to file:/tmp/hadoop-ceteri/800651948_cntPipe_30DB56030A81F7CC3E894B0583259553 | |
| 13/01/04 21:15:43 INFO mapred.LocalJobRunner: reduce > reduce | |
| 13/01/04 21:15:43 INFO mapred.Task: Task 'attempt_local_0001_r_000000_0' done. | |
| 13/01/04 21:15:47 INFO flow.FlowStep: [] at least one sink does not exist | |
| 13/01/04 21:15:47 INFO flow.FlowStep: [] source modification date at: Fri Jan 04 20:14:44 PST 2013 | |
| 13/01/04 21:15:47 INFO flow.FlowStep: [] starting step: (2/4) | |
| 13/01/04 21:15:47 INFO mapred.FileInputFormat: Total input paths to process : 1 | |
| 13/01/04 21:15:47 INFO flow.FlowStep: [] submitted hadoop job: job_local_0002 | |
| 13/01/04 21:15:47 INFO mapred.Task: Using ResourceCalculatorPlugin : null | |
| 13/01/04 21:15:47 INFO io.MultiInputSplit: current split input path: file:/Users/ceteri/src/concur/scratch/data/sample.tsv | |
| 13/01/04 21:15:47 INFO mapred.MapTask: numReduceTasks: 1 | |
| 13/01/04 21:15:47 INFO mapred.MapTask: io.sort.mb = 100 | |
| 13/01/04 21:15:47 INFO mapred.MapTask: data buffer = 79691776/99614720 | |
| 13/01/04 21:15:47 INFO mapred.MapTask: record buffer = 262144/327680 | |
| 13/01/04 21:15:47 INFO hadoop.FlowMapper: cascading version: Concurrent, Inc - Cascading 2.1.0 | |
| 13/01/04 21:15:47 INFO hadoop.FlowMapper: child jvm opts: -Xmx200m | |
| 13/01/04 21:15:47 INFO hadoop.FlowMapper: sourcing from: Hfs["TextDelimited[['a', 'b', 'c']->[ALL]]"]["data/sample.tsv"]"] | |
| 13/01/04 21:15:47 INFO hadoop.FlowMapper: sinking to: GroupBy(ccntPipe)[by:[{3}:'a', 'b', 'c']] | |
| 13/01/04 21:15:47 INFO mapred.MapTask: Starting flush of map output | |
| 13/01/04 21:15:47 INFO mapred.MapTask: Finished spill 0 | |
| 13/01/04 21:15:47 INFO mapred.Task: Task:attempt_local_0002_m_000000_0 is done. And is in the process of commiting | |
| 13/01/04 21:15:50 INFO mapred.LocalJobRunner: file:/Users/ceteri/src/concur/scratch/data/sample.tsv:0+36 | |
| 13/01/04 21:15:50 INFO mapred.Task: Task 'attempt_local_0002_m_000000_0' done. | |
| 13/01/04 21:15:50 INFO mapred.Task: Using ResourceCalculatorPlugin : null | |
| 13/01/04 21:15:50 INFO mapred.LocalJobRunner: | |
| 13/01/04 21:15:50 INFO mapred.Merger: Merging 1 sorted segments | |
| 13/01/04 21:15:50 INFO mapred.Merger: Down to the last merge-pass, with 1 segments left of total size: 77 bytes | |
| 13/01/04 21:15:50 INFO mapred.LocalJobRunner: | |
| 13/01/04 21:15:50 INFO hadoop.FlowReducer: cascading version: Concurrent, Inc - Cascading 2.1.0 | |
| 13/01/04 21:15:50 INFO hadoop.FlowReducer: child jvm opts: -Xmx200m | |
| 13/01/04 21:15:50 INFO hadoop.FlowReducer: sourcing from: GroupBy(ccntPipe)[by:[{3}:'a', 'b', 'c']] | |
| 13/01/04 21:15:50 INFO hadoop.FlowReducer: sinking to: TempHfs["SequenceFile[['a', 'b', 'ccnt']]"][6707102613/ccntPipe/] | |
| 13/01/04 21:15:50 INFO assembly.AggregateBy: using threshold value: 10000 | |
| 13/01/04 21:15:50 INFO mapred.Task: Task:attempt_local_0002_r_000000_0 is done. And is in the process of commiting | |
| 13/01/04 21:15:50 INFO mapred.LocalJobRunner: | |
| 13/01/04 21:15:50 INFO mapred.Task: Task attempt_local_0002_r_000000_0 is allowed to commit now | |
| 13/01/04 21:15:50 INFO mapred.FileOutputCommitter: Saved output of task 'attempt_local_0002_r_000000_0' to file:/tmp/hadoop-ceteri/6707102613_ccntPipe_7637049F6989C7D6211D769F1D6C7811 | |
| 13/01/04 21:15:53 INFO mapred.LocalJobRunner: reduce > reduce | |
| 13/01/04 21:15:53 INFO mapred.Task: Task 'attempt_local_0002_r_000000_0' done. | |
| 13/01/04 21:15:57 INFO flow.FlowStep: [] at least one sink does not exist | |
| 13/01/04 21:15:57 INFO flow.FlowStep: [] source modification date at: Fri Jan 04 21:15:53 PST 2013 | |
| 13/01/04 21:15:57 INFO flow.FlowStep: [] starting step: (4/4) | |
| 13/01/04 21:15:57 INFO mapred.FileInputFormat: Total input paths to process : 1 | |
| 13/01/04 21:15:57 INFO flow.FlowStep: [] submitted hadoop job: job_local_0003 | |
| 13/01/04 21:15:57 INFO mapred.Task: Using ResourceCalculatorPlugin : null | |
| 13/01/04 21:15:57 INFO io.MultiInputSplit: current split input path: file:/tmp/hadoop-ceteri/6707102613_ccntPipe_7637049F6989C7D6211D769F1D6C7811/part-00000 | |
| 13/01/04 21:15:57 INFO mapred.MapTask: numReduceTasks: 1 | |
| 13/01/04 21:15:57 INFO mapred.MapTask: io.sort.mb = 100 | |
| 13/01/04 21:15:57 INFO mapred.MapTask: data buffer = 79691776/99614720 | |
| 13/01/04 21:15:57 INFO mapred.MapTask: record buffer = 262144/327680 | |
| 13/01/04 21:15:57 INFO hadoop.FlowMapper: cascading version: Concurrent, Inc - Cascading 2.1.0 | |
| 13/01/04 21:15:57 INFO hadoop.FlowMapper: child jvm opts: -Xmx200m | |
| 13/01/04 21:15:57 INFO hadoop.FlowMapper: sourcing from: TempHfs["SequenceFile[['a', 'b', 'ccnt']]"][6707102613/ccntPipe/] | |
| 13/01/04 21:15:57 INFO hadoop.FlowMapper: sinking to: GroupBy(ccntPipe)[by:[{2}:'a', 'b']] | |
| 13/01/04 21:15:57 INFO mapred.MapTask: Starting flush of map output | |
| 13/01/04 21:15:57 INFO mapred.MapTask: Finished spill 0 | |
| 13/01/04 21:15:57 INFO mapred.Task: Task:attempt_local_0003_m_000000_0 is done. And is in the process of commiting | |
| 13/01/04 21:16:00 INFO mapred.LocalJobRunner: file:/tmp/hadoop-ceteri/6707102613_ccntPipe_7637049F6989C7D6211D769F1D6C7811/part-00000:0+118 | |
| 13/01/04 21:16:00 INFO mapred.Task: Task 'attempt_local_0003_m_000000_0' done. | |
| 13/01/04 21:16:00 INFO mapred.Task: Using ResourceCalculatorPlugin : null | |
| 13/01/04 21:16:00 INFO mapred.LocalJobRunner: | |
| 13/01/04 21:16:00 INFO mapred.Merger: Merging 1 sorted segments | |
| 13/01/04 21:16:00 INFO mapred.Merger: Down to the last merge-pass, with 1 segments left of total size: 42 bytes | |
| 13/01/04 21:16:00 INFO mapred.LocalJobRunner: | |
| 13/01/04 21:16:00 INFO hadoop.FlowReducer: cascading version: Concurrent, Inc - Cascading 2.1.0 | |
| 13/01/04 21:16:00 INFO hadoop.FlowReducer: child jvm opts: -Xmx200m | |
| 13/01/04 21:16:00 INFO hadoop.FlowReducer: sourcing from: GroupBy(ccntPipe)[by:[{2}:'a', 'b']] | |
| 13/01/04 21:16:00 INFO hadoop.FlowReducer: sinking to: TempHfs["SequenceFile[['ccnt', 'a2', 'b2']]"][2077149705/ccntPipe/] | |
| 13/01/04 21:16:00 INFO mapred.Task: Task:attempt_local_0003_r_000000_0 is done. And is in the process of commiting | |
| 13/01/04 21:16:00 INFO mapred.LocalJobRunner: | |
| 13/01/04 21:16:00 INFO mapred.Task: Task attempt_local_0003_r_000000_0 is allowed to commit now | |
| 13/01/04 21:16:00 INFO mapred.FileOutputCommitter: Saved output of task 'attempt_local_0003_r_000000_0' to file:/tmp/hadoop-ceteri/2077149705_ccntPipe_98072B3AE304B00528C66998A5C1CEEC | |
| 13/01/04 21:16:03 INFO mapred.LocalJobRunner: reduce > reduce | |
| 13/01/04 21:16:03 INFO mapred.Task: Task 'attempt_local_0003_r_000000_0' done. | |
| 13/01/04 21:16:07 INFO flow.FlowStep: [] at least one sink does not exist | |
| 13/01/04 21:16:07 INFO flow.FlowStep: [] source modification date at: Fri Jan 04 21:15:43 PST 2013 | |
| 13/01/04 21:16:07 INFO flow.FlowStep: [] starting step: (3/4) output/calc | |
| 13/01/04 21:16:07 INFO mapred.FileInputFormat: Total input paths to process : 1 | |
| 13/01/04 21:16:07 INFO mapred.FileInputFormat: Total input paths to process : 1 | |
| 13/01/04 21:16:07 INFO flow.FlowStep: [] submitted hadoop job: job_local_0004 | |
| 13/01/04 21:16:07 INFO mapred.Task: Using ResourceCalculatorPlugin : null | |
| 13/01/04 21:16:07 INFO io.MultiInputSplit: current split input path: file:/tmp/hadoop-ceteri/800651948_cntPipe_30DB56030A81F7CC3E894B0583259553/part-00000 | |
| 13/01/04 21:16:07 INFO mapred.MapTask: numReduceTasks: 1 | |
| 13/01/04 21:16:07 INFO mapred.MapTask: io.sort.mb = 100 | |
| 13/01/04 21:16:07 INFO mapred.MapTask: data buffer = 79691776/99614720 | |
| 13/01/04 21:16:07 INFO mapred.MapTask: record buffer = 262144/327680 | |
| 13/01/04 21:16:07 INFO hadoop.FlowMapper: cascading version: Concurrent, Inc - Cascading 2.1.0 | |
| 13/01/04 21:16:07 INFO hadoop.FlowMapper: child jvm opts: -Xmx200m | |
| 13/01/04 21:16:07 INFO hadoop.FlowMapper: sourcing from: TempHfs["SequenceFile[['a', 'b', 'cnt']]"][800651948/cntPipe/] | |
| 13/01/04 21:16:07 INFO hadoop.FlowMapper: sinking to: CoGroup(calcPipe)[by:cntPipe:[{2}:'a', 'b']ccntPipe:[{2}:'a2', 'b2']] | |
| 13/01/04 21:16:07 INFO mapred.MapTask: Starting flush of map output | |
| 13/01/04 21:16:07 INFO mapred.MapTask: Finished spill 0 | |
| 13/01/04 21:16:07 INFO mapred.Task: Task:attempt_local_0004_m_000000_0 is done. And is in the process of commiting | |
| 13/01/04 21:16:10 INFO mapred.LocalJobRunner: file:/tmp/hadoop-ceteri/800651948_cntPipe_30DB56030A81F7CC3E894B0583259553/part-00000:0+118 | |
| 13/01/04 21:16:10 INFO mapred.Task: Task 'attempt_local_0004_m_000000_0' done. | |
| 13/01/04 21:16:10 INFO mapred.Task: Using ResourceCalculatorPlugin : null | |
| 13/01/04 21:16:10 INFO io.MultiInputSplit: current split input path: file:/tmp/hadoop-ceteri/2077149705_ccntPipe_98072B3AE304B00528C66998A5C1CEEC/part-00000 | |
| 13/01/04 21:16:10 INFO mapred.MapTask: numReduceTasks: 1 | |
| 13/01/04 21:16:10 INFO mapred.MapTask: io.sort.mb = 100 | |
| 13/01/04 21:16:10 INFO mapred.MapTask: data buffer = 79691776/99614720 | |
| 13/01/04 21:16:10 INFO mapred.MapTask: record buffer = 262144/327680 | |
| 13/01/04 21:16:10 INFO hadoop.FlowMapper: cascading version: Concurrent, Inc - Cascading 2.1.0 | |
| 13/01/04 21:16:10 INFO hadoop.FlowMapper: child jvm opts: -Xmx200m | |
| 13/01/04 21:16:10 INFO hadoop.FlowMapper: sourcing from: TempHfs["SequenceFile[['ccnt', 'a2', 'b2']]"][2077149705/ccntPipe/] | |
| 13/01/04 21:16:10 INFO hadoop.FlowMapper: sinking to: CoGroup(calcPipe)[by:cntPipe:[{2}:'a', 'b']ccntPipe:[{2}:'a2', 'b2']] | |
| 13/01/04 21:16:10 INFO mapred.MapTask: Starting flush of map output | |
| 13/01/04 21:16:10 INFO mapred.MapTask: Finished spill 0 | |
| 13/01/04 21:16:10 INFO mapred.Task: Task:attempt_local_0004_m_000001_0 is done. And is in the process of commiting | |
| 13/01/04 21:16:13 INFO mapred.LocalJobRunner: file:/tmp/hadoop-ceteri/2077149705_ccntPipe_98072B3AE304B00528C66998A5C1CEEC/part-00000:0+118 | |
| 13/01/04 21:16:13 INFO mapred.Task: Task 'attempt_local_0004_m_000001_0' done. | |
| 13/01/04 21:16:13 INFO mapred.Task: Using ResourceCalculatorPlugin : null | |
| 13/01/04 21:16:13 INFO mapred.LocalJobRunner: | |
| 13/01/04 21:16:13 INFO mapred.Merger: Merging 2 sorted segments | |
| 13/01/04 21:16:13 INFO mapred.Merger: Down to the last merge-pass, with 2 segments left of total size: 92 bytes | |
| 13/01/04 21:16:13 INFO mapred.LocalJobRunner: | |
| 13/01/04 21:16:13 INFO hadoop.FlowReducer: cascading version: Concurrent, Inc - Cascading 2.1.0 | |
| 13/01/04 21:16:13 INFO hadoop.FlowReducer: child jvm opts: -Xmx200m | |
| 13/01/04 21:16:13 INFO hadoop.FlowReducer: sourcing from: CoGroup(calcPipe)[by:cntPipe:[{2}:'a', 'b']ccntPipe:[{2}:'a2', 'b2']] | |
| 13/01/04 21:16:13 INFO hadoop.FlowReducer: sinking to: Hfs["TextDelimited[[UNKNOWN]->['a', 'b', 'cnt', 'ccnt']]"]["output/calc"]"] | |
| 13/01/04 21:16:13 INFO collect.SpillableTupleList: attempting to load codec: org.apache.hadoop.io.compress.GzipCodec | |
| 13/01/04 21:16:13 INFO collect.SpillableTupleList: found codec: org.apache.hadoop.io.compress.GzipCodec | |
| 13/01/04 21:16:13 INFO mapred.Task: Task:attempt_local_0004_r_000000_0 is done. And is in the process of commiting | |
| 13/01/04 21:16:13 INFO mapred.LocalJobRunner: | |
| 13/01/04 21:16:13 INFO mapred.Task: Task attempt_local_0004_r_000000_0 is allowed to commit now | |
| 13/01/04 21:16:13 INFO mapred.FileOutputCommitter: Saved output of task 'attempt_local_0004_r_000000_0' to file:/Users/ceteri/src/concur/scratch/output/calc | |
| 13/01/04 21:16:16 INFO mapred.LocalJobRunner: reduce > reduce | |
| 13/01/04 21:16:16 INFO mapred.Task: Task 'attempt_local_0004_r_000000_0' done. | |
| 13/01/04 21:16:17 INFO util.Hadoop18TapUtil: deleting temp path output/calc/_temporary | |
| bash-3.2$ cat output/calc/part-00000 | |
| a b cnt ccnt | |
| x y 4 2 | |
| x z 1 1 | |
| bash-3.2$ |
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