Never seen that before. I am seeing this locally, its Random and is not consistently reproducible.
testRemoval[2](org.apache.mahout.math.neighborhood.SearchSanityTest) Time elapsed: 0.127 sec <<< FAILURE! java.lang.AssertionError: Previous second neighbor should be first expected:<0.0> but was:<15.917992420826485> at org.junit.Assert.fail(Assert.java:88) at org.junit.Assert.failNotEquals(Assert.java:743) at org.junit.Assert.assertEquals(Assert.java:494) at org.apache.mahout.math.neighborhood.SearchSanityTest.testRemoval(SearchSanityTest.java:166) ________________________________ From: Grant Ingersoll <[email protected]> To: "[email protected]" <[email protected]> Sent: Friday, June 7, 2013 12:10 AM Subject: Random Errors testTranspose(org.apache.mahout.math.hadoop.TestDistributedRowMatrix) Time elapsed: 1.569 sec <<< ERROR! org.apache.hadoop.mapred.FileAlreadyExistsException: Output directory file:/tmp/mahout-TestDistributedRowMatrix-8146721276637462528/testdata/transpose-24 already exists at org.apache.hadoop.mapred.FileOutputFormat.checkOutputSpecs(FileOutputFormat.java:121) at org.apache.hadoop.mapred.JobClient$2.run(JobClient.java:951) at org.apache.hadoop.mapred.JobClient$2.run(JobClient.java:912) 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:1149) at org.apache.hadoop.mapred.JobClient.submitJobInternal(JobClient.java:912) at org.apache.hadoop.mapred.JobClient.submitJob(JobClient.java:886) at org.apache.hadoop.mapred.JobClient.runJob(JobClient.java:1323) at org.apache.mahout.math.hadoop.DistributedRowMatrix.transpose(DistributedRowMatrix.java:238) at org.apache.mahout.math.hadoop.TestDistributedRowMatrix.testTranspose(TestDistributedRowMatrix.java:87) Anyone seen this? I'm guessing there are some conflicts due to order methods are run in.
