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Hudson commented on MAHOUT-1590: -------------------------------- SUCCESS: Integrated in Mahout-Quality #3024 (See [https://builds.apache.org/job/Mahout-Quality/3024/]) MAHOUT-1590 Spark expects guava 14.0.1 (sslavic: rev 205896fde04baa774f77703c5867f09b20895e6b) * spark-shell/pom.xml > mahout unit test failures due to guava version conflict on hadoop 2 > ------------------------------------------------------------------- > > Key: MAHOUT-1590 > URL: https://issues.apache.org/jira/browse/MAHOUT-1590 > Project: Mahout > Issue Type: Bug > Affects Versions: 0.10.0 > Environment: Hadoop 2.x > Reporter: Venkat Ranganathan > Assignee: Stevo Slavic > Labels: DSL, scala, spark > Fix For: 0.10.0 > > Attachments: MAHOUT-1590.patch > > > Running > mvn clean test -Dhadoop2.version=2.4.0 > has many unit test failures because guava version mismatch. > For example: > ====== > completeJobToyExample(org.apache.mahout.cf.taste.hadoop.als.ParallelALSFactorizationJobTest) > Time elapsed: 0.736 sec <<< ERROR! > java.lang.NoSuchMethodError: com.google.common.base.Stopwatch.elapsedMillis()J > at > __randomizedtesting.SeedInfo.seed([BEBBF9ACD237F984:B570D1523391FD4E]:0) > at > org.apache.hadoop.mapreduce.lib.input.FileInputFormat.listStatus(FileInputFormat.java:278) > at > org.apache.hadoop.mapreduce.lib.input.FileInputFormat.getSplits(FileInputFormat.java:375) > at > org.apache.hadoop.mapreduce.JobSubmitter.writeNewSplits(JobSubmitter.java:493) > at > org.apache.hadoop.mapreduce.JobSubmitter.writeSplits(JobSubmitter.java:510) > at > org.apache.hadoop.mapreduce.JobSubmitter.submitJobInternal(JobSubmitter.java:394) > at org.apache.hadoop.mapreduce.Job$10.run(Job.java:1285) > at org.apache.hadoop.mapreduce.Job$10.run(Job.java:1282) > at java.security.AccessController.doPrivileged(Native Method) > at javax.security.auth.Subject.doAs(Subject.java:396) > at > org.apache.hadoop.security.UserGroupInformation.doAs(UserGroupInformation.java:1548) > at org.apache.hadoop.mapreduce.Job.submit(Job.java:1282) > at org.apache.hadoop.mapreduce.Job.waitForCompletion(Job.java:1303) > at > org.apache.mahout.cf.taste.hadoop.als.ParallelALSFactorizationJob.run(ParallelALSFactorizationJob.java:172) > at > org.apache.mahout.cf.taste.hadoop.als.ParallelALSFactorizationJobTest.explicitExample(ParallelALSFactorizationJobTest.java:112) > at > org.apache.mahout.cf.taste.hadoop.als.ParallelALSFactorizationJobTest.completeJobToyExample(ParallelALSFactorizationJobTest.java:71) > ===== > hadoop mapreduce V2 is using guava v11.0.2 and mahout is using guava version > 16.0 > After trying different versions guava version 14.0 seems to have hadoop MR V2 > compatible jars and mahout needed classes. > The unit tests ran successfully after changing the dependency in mahout to > v14.0 -- This message was sent by Atlassian JIRA (v6.3.4#6332)