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https://issues.apache.org/jira/browse/HAMA-443?page=com.atlassian.jira.plugin.system.issuetabpanels:comment-tabpanel&focusedCommentId=13149655#comment-13149655
]
Edward J. Yoon commented on HAMA-443:
-------------------------------------
No problem.
Here's my test result.
{code}
slave.udanax.org: starting zookeeper, logging to
/home/edward/workspace/hama-trunk/core/bin/../logs/hama-edward-zookeeper-slave.out
starting bspmaster, logging to
/home/edward/workspace/hama-trunk/core/bin/../logs/hama-edward-bspmaster-slave.out
2011-11-14 23:29:25.752::INFO: Logging to STDERR via org.mortbay.log.StdErrLog
2011-11-14 23:29:25.787::INFO: jetty-6.1.14
2011-11-14 23:29:25.970::INFO: Started
[email protected]:40013
tweetple.com: starting groom, logging to
/home/edward/workspace/hama-trunk/core/bin/../logs/hama-edward-groom-tweetple.com.out
slave.udanax.org: starting groom, logging to
/home/edward/workspace/hama-trunk/core/bin/../logs/hama-edward-groom-slave.out
edward@slave:~/workspace/hama-trunk$ core/bin/hama jar
examples/target/hama-examples-0.4.0-incubating-SNAPSHOT.jar sssp Klewno rs
/user/edward/data/sssp-adjacencylist.seq
11/11/14 23:29:32 INFO bsp.FileInputFormat: Total input paths to process : 1
11/11/14 23:29:32 INFO net.NetworkTopology: Adding a new node:
/default-rack/192.168.123.198:50010
11/11/14 23:29:32 INFO net.NetworkTopology: Adding a new node:
/default-rack/192.168.123.138:50010
11/11/14 23:29:32 INFO bsp.FileInputFormat: Total # of splits: 6
11/11/14 23:29:47 INFO bsp.FileInputFormat: Total input paths to process : 6
11/11/14 23:29:49 INFO bsp.BSPJobClient: Running job: job_201111142329_0001
11/11/14 23:29:52 INFO bsp.BSPJobClient: Launched tasks: 0/6
11/11/14 23:29:55 INFO bsp.BSPJobClient: Launched tasks: 3/6
11/11/14 23:29:58 INFO bsp.BSPJobClient: Launched tasks: 6/6
11/11/14 23:30:19 INFO bsp.BSPJobClient: Current supersteps number: 15
11/11/14 23:30:22 INFO bsp.BSPJobClient: Current supersteps number: 27
11/11/14 23:30:25 INFO bsp.BSPJobClient: Current supersteps number: 30
11/11/14 23:30:28 INFO bsp.BSPJobClient: Current supersteps number: 31
11/11/14 23:30:31 INFO bsp.BSPJobClient: Current supersteps number: 35
11/11/14 23:30:34 INFO bsp.BSPJobClient: Current supersteps number: 36
11/11/14 23:30:43 INFO bsp.BSPJobClient: Current supersteps number: 37
11/11/14 23:30:46 INFO bsp.BSPJobClient: Current supersteps number: 39
11/11/14 23:30:58 INFO bsp.BSPJobClient: Current supersteps number: 40
----
11/11/14 23:32:00 FATAL bsp.BSPPeerImpl: Caught exception during superstep 40!
11/11/14 23:32:02 INFO ipc.Server: Stopping IPC Server Responder
11/11/14 23:32:02 WARN bsp.GroomServer: Error running child
java.lang.NullPointerException
at
org.apache.hama.examples.graph.ShortestPaths.broadcastUpdatesMade(ShortestPaths.java:155)
at
org.apache.hama.examples.graph.ShortestPaths.bsp(ShortestPaths.java:75)
at org.apache.hama.bsp.BSPTask.runBSP(BSPTask.java:88)
at org.apache.hama.bsp.BSPTask.run(BSPTask.java:66)
at
org.apache.hama.bsp.GroomServer$BSPPeerChild.main(GroomServer.java:925)
{code}
> SSSP doesn't works with multi-tasks
> -----------------------------------
>
> Key: HAMA-443
> URL: https://issues.apache.org/jira/browse/HAMA-443
> Project: Hama
> Issue Type: Bug
> Components: examples
> Affects Versions: 0.3.0
> Reporter: Edward J. Yoon
> Assignee: Thomas Jungblut
> Fix For: 0.4.0
>
> Attachments: HAMA-443.patch, HAMA-443_1.patch, HAMA-443_v2.patch,
> HAMA-443_v3.patch, HAMA-443_v4.patch, HAMA-443_v5.patch, patch.txt
>
>
> {code}
> root@Cnode1:/usr/local/src/hama-trunk# core/bin/hama jar
> examples/target/hama-examples-0.4.0-incubating-SNAPSHOT.jar sssp Klewno xx
> /user/root/edward/sssp-adjacencylist.txt
> Single Source Shortest Path Example:
> <Startvertex name> <optional: output path> <optional: path to own adjacency
> list textfile!>
> Setting default start vertex to "Frankfurt"!
> Setting start vertex to Klewno!
> Using new output folder: xx
> 11/09/26 09:46:24 INFO graph.ShortestPaths: Starting data partitioning...
> 11/09/26 09:47:12 INFO graph.ShortestPaths: Finished!
> 11/09/26 09:47:12 INFO bsp.BSPJobClient: Running job: job_201109260929_0004
> 11/09/26 09:47:15 INFO bsp.BSPJobClient: Current supersteps number: 0
> 11/09/26 09:47:21 INFO bsp.BSPJobClient: Current supersteps number: 1
> 11/09/26 09:47:33 INFO bsp.BSPJobClient: The total number of supersteps: 1
> Job Finished in 21.553 seconds
> -------------------- RESULTS --------------------
> java.lang.NullPointerException
> at
> org.apache.hama.examples.graph.ShortestPathsBase.printOutput(ShortestPathsBase.java:93)
> at
> org.apache.hama.examples.graph.ShortestPaths.main(ShortestPaths.java:239)
> at sun.reflect.NativeMethodAccessorImpl.invoke0(Native Method)
> at
> sun.reflect.NativeMethodAccessorImpl.invoke(NativeMethodAccessorImpl.java:39)
> at
> sun.reflect.DelegatingMethodAccessorImpl.invoke(DelegatingMethodAccessorImpl.java:25)
> at java.lang.reflect.Method.invoke(Method.java:597)
> at
> org.apache.hadoop.util.ProgramDriver$ProgramDescription.invoke(ProgramDriver.java:68)
> at org.apache.hadoop.util.ProgramDriver.driver(ProgramDriver.java:139)
> at org.apache.hama.examples.ExampleDriver.main(ExampleDriver.java:37)
> at sun.reflect.NativeMethodAccessorImpl.invoke0(Native Method)
> at
> sun.reflect.NativeMethodAccessorImpl.invoke(NativeMethodAccessorImpl.java:39)
> at
> sun.reflect.DelegatingMethodAccessorImpl.invoke(DelegatingMethodAccessorImpl.java:25)
> at java.lang.reflect.Method.invoke(Method.java:597)
> at org.apache.hama.util.RunJar.main(RunJar.java:145)
> {code}
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