I filed this issue - HAMA-116 Seems like bug related with BlockingMapRed.
On Sun, Nov 30, 2008 at 12:02 PM, Edward J. Yoon <[EMAIL PROTECTED]> wrote: > In large scale, Hama may able to beat the scalapack or other math > libraries :) BTW, current block multiplication seems have a lot of > bug. > > ---- > 08/11/30 11:52:15 INFO mapred.JobClient: map 95% reduce 0% > 08/11/30 11:52:17 INFO mapred.JobClient: map 96% reduce 0% > 08/11/30 11:52:19 INFO mapred.JobClient: map 98% reduce 0% > 08/11/30 11:52:20 INFO mapred.JobClient: map 100% reduce 0% > 08/11/30 11:52:39 INFO mapred.JobClient: map 100% reduce 1% > 08/11/30 11:52:46 INFO mapred.JobClient: map 100% reduce 0% > 08/11/30 11:52:46 INFO mapred.JobClient: Task Id : > attempt_200811271544_0006_r_0 > 00000_0, Status : FAILED > java.lang.ArrayIndexOutOfBoundsException: 10 > at org.apache.hama.SubMatrix.set(SubMatrix.java:61) > at > org.apache.hama.mapred.BlockingMapRed$BlockingReducer.reduce(Blocking > MapRed.java:146) > at > org.apache.hama.mapred.BlockingMapRed$BlockingReducer.reduce(Blocking > MapRed.java:127) > at org.apache.hadoop.mapred.ReduceTask.run(ReduceTask.java:318) > at > org.apache.hadoop.mapred.TaskTracker$Child.main(TaskTracker.java:2207 > ) > > 08/11/30 11:52:48 INFO mapred.JobClient: Task Id : > attempt_200811271544_0006_r_0 > 00002_0, Status : FAILED > java.lang.ArrayIndexOutOfBoundsException: 10 > at org.apache.hama.SubMatrix.set(SubMatrix.java:61) > at > org.apache.hama.mapred.BlockingMapRed$BlockingReducer.reduce(Blocking > MapRed.java:146) > at > org.apache.hama.mapred.BlockingMapRed$BlockingReducer.reduce(Blocking > MapRed.java:127) > at org.apache.hadoop.mapred.ReduceTask.run(ReduceTask.java:318) > at > org.apache.hadoop.mapred.TaskTracker$Child.main(TaskTracker.java:2207 > ) > > 08/11/30 11:52:50 INFO mapred.JobClient: Task Id : > attempt_200811271544_0006_r_0 > 00001_0, Status : FAILED > java.lang.ArrayIndexOutOfBoundsException: 10 > at org.apache.hama.SubMatrix.set(SubMatrix.java:61) > at > org.apache.hama.mapred.BlockingMapRed$BlockingReducer.reduce(Blocking > MapRed.java:146) > at > org.apache.hama.mapred.BlockingMapRed$BlockingReducer.reduce(Blocking > MapRed.java:127) > at org.apache.hadoop.mapred.ReduceTask.run(ReduceTask.java:318) > at > org.apache.hadoop.mapred.TaskTracker$Child.main(TaskTracker.java:2207 > ) > > 08/11/30 11:54:02 INFO mapred.JobClient: map 100% reduce 1% > 08/11/30 11:54:22 INFO mapred.JobClient: map 100% reduce 0% > 08/11/30 11:54:22 INFO mapred.JobClient: Task Id : > attempt_200811271544_0006_r_0 > 00003_0, Status : FAILED > java.lang.ArrayIndexOutOfBoundsException: 10 > at org.apache.hama.SubMatrix.set(SubMatrix.java:61) > at > org.apache.hama.mapred.BlockingMapRed$BlockingReducer.reduce(Blocking > MapRed.java:146) > at > org.apache.hama.mapred.BlockingMapRed$BlockingReducer.reduce(Blocking > MapRed.java:127) > at org.apache.hadoop.mapred.ReduceTask.run(ReduceTask.java:318) > at > org.apache.hadoop.mapred.TaskTracker$Child.main(TaskTracker.java:2207 > ) > > 08/11/30 11:54:42 INFO mapred.JobClient: map 100% reduce 1% > 08/11/30 11:54:51 INFO mapred.JobClient: map 100% reduce 0% > 08/11/30 11:54:51 INFO mapred.JobClient: Task Id : > attempt_200811271544_0006_r_0 > 00000_1, Status : FAILED > java.lang.ArrayIndexOutOfBoundsException: 10 > at org.apache.hama.SubMatrix.set(SubMatrix.java:61) > at > org.apache.hama.mapred.BlockingMapRed$BlockingReducer.reduce(Blocking > MapRed.java:146) > at > org.apache.hama.mapred.BlockingMapRed$BlockingReducer.reduce(Blocking > MapRed.java:127) > at org.apache.hadoop.mapred.ReduceTask.run(ReduceTask.java:318) > at > org.apache.hadoop.mapred.TaskTracker$Child.main(TaskTracker.java:2207 > ) > > -- > Best Regards, Edward J. Yoon @ NHN, corp. > [EMAIL PROTECTED] > http://blog.udanax.org > -- Best Regards, Edward J. Yoon @ NHN, corp. [EMAIL PROTECTED] http://blog.udanax.org
