Try VertexWithDoubleValueNullEdgeTextOutputFormat like output format. The rank of the vertex is a double . Il giorno 09/ott/2013 20:44, "Andro Bermúdez Serrano" < [email protected]> ha scritto:
> I am new with Giraph and I am willing to using it in my project. I am > using hadoop 1.2.1. > I builded giraph with mvn package -Phadoop_1.0 > -Dhadoop.version=1.2.1 -DskipTests --offline. I ran the > SimpleShortestPathsVertex example and all OK. With the same input I > tried the SimplePageRankVertex example and failed: > > This is the command I used: > $HADOOP_HOME/bin/hadoop jar > > $GIRAPH_HOME/giraph-examples/target/giraph-examples-1.0.0-for-hadoop-1.2.1-jar-with-dependencies.jar > org.apache.giraph.GiraphRunner > org.apache.giraph.examples.SimplePageRankVertex -vif > org.apache.giraph.io.formats.JsonLongDoubleFloatDoubleVertexInputFormat > -vip /user/andro/input/tiny_graph.txt -of > org.apache.giraph.io.formats.IdWithValueTextOutputFormat -op > /user/andro/output/pagerank -w 1 > > This is the output: > 13/10/09 14:21:36 INFO utils.ConfigurationUtils: No edge input format > specified. Ensure your InputFormat does not require one. > 13/10/09 14:21:36 WARN job.GiraphConfigurationValidator: Output format > vertex index type is not known > 13/10/09 14:21:36 WARN job.GiraphConfigurationValidator: Output format > vertex value type is not known > 13/10/09 14:21:36 WARN job.GiraphConfigurationValidator: Output format > edge value type is not known > 13/10/09 14:21:36 INFO job.GiraphJob: run: Since checkpointing is > disabled (default), do not allow any task retries (setting > mapred.map.max.attempts = 0, old value = 4) > 13/10/09 14:21:37 INFO mapred.JobClient: Running job: job_201310091401_0002 > 13/10/09 14:21:38 INFO mapred.JobClient: map 0% reduce 0% > 13/10/09 14:21:52 INFO mapred.JobClient: map 50% reduce 0% > 13/10/09 14:21:58 INFO mapred.JobClient: map 100% reduce 0% > 13/10/09 14:21:59 INFO mapred.JobClient: map 50% reduce 0% > 13/10/09 14:32:01 INFO mapred.JobClient: map 0% reduce 0% > 13/10/09 14:32:02 INFO mapred.JobClient: Job complete: > job_201310091401_0002 > 13/10/09 14:32:02 INFO mapred.JobClient: Counters: 6 > 13/10/09 14:32:02 INFO mapred.JobClient: Job Counters > 13/10/09 14:32:02 INFO mapred.JobClient: SLOTS_MILLIS_MAPS=622821 > 13/10/09 14:32:02 INFO mapred.JobClient: Total time spent by all > reduces waiting after reserving slots (ms)=0 > 13/10/09 14:32:02 INFO mapred.JobClient: Total time spent by all > maps waiting after reserving slots (ms)=0 > 13/10/09 14:32:02 INFO mapred.JobClient: Launched map tasks=2 > 13/10/09 14:32:02 INFO mapred.JobClient: SLOTS_MILLIS_REDUCES=0 > 13/10/09 14:32:02 INFO mapred.JobClient: Failed map tasks=1 > > > I appreciate any help. Maybe I did it wrong. > Andro. >
