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https://issues.apache.org/jira/browse/HAMA-395?page=com.atlassian.jira.plugin.system.issuetabpanels:comment-tabpanel&focusedCommentId=13051748#comment-13051748
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Edward J. Yoon commented on HAMA-395:
-------------------------------------
FINAL patch is not work on my cluster.
Regarding "print usage", System.out is better than logging api.
{code}
root@hnode1:/usr/local/src/hama-trunk# bin/hama jar
hama-examples-0.3.0-incubating-SNAPSHOT.jar page 0.85 0.001 /tmp/pagerank
/tmp/input.txt
11/06/20 09:30:02 INFO pagerank.PageRank: PageRank Example:
11/06/20 09:30:02 INFO pagerank.PageRank: <damping factor> <epsilon error>
<optional: output path> <optional: input path>
11/06/20 09:30:02 INFO pagerank.PageRank: Set damping factor to 0.85
11/06/20 09:30:02 INFO pagerank.PageRank: Set epsilon error to 0.001
11/06/20 09:30:02 INFO pagerank.PageRank: Set output path to /tmp/pagerank
11/06/20 09:30:02 INFO pagerank.PageRank: Using custom input at /tmp/input.txt
11/06/20 09:30:02 WARN util.NativeCodeLoader: Unable to load native-hadoop
library for your platform... using builtin-java classes where applicable
11/06/20 09:30:02 INFO compress.CodecPool: Got brand-new compressor
11/06/20 09:30:02 INFO compress.CodecPool: Got brand-new compressor
11/06/20 09:30:02 INFO compress.CodecPool: Got brand-new compressor
11/06/20 09:30:02 INFO compress.CodecPool: Got brand-new compressor
11/06/20 09:30:02 INFO compress.CodecPool: Got brand-new compressor
11/06/20 09:30:02 INFO compress.CodecPool: Got brand-new compressor
11/06/20 09:30:02 INFO compress.CodecPool: Got brand-new compressor
11/06/20 09:30:02 INFO compress.CodecPool: Got brand-new compressor
11/06/20 09:30:02 INFO compress.CodecPool: Got brand-new compressor
11/06/20 09:30:02 INFO compress.CodecPool: Got brand-new compressor
11/06/20 09:30:02 INFO compress.CodecPool: Got brand-new compressor
11/06/20 09:30:03 INFO compress.CodecPool: Got brand-new compressor
11/06/20 09:30:03 INFO compress.CodecPool: Got brand-new compressor
11/06/20 09:30:03 INFO compress.CodecPool: Got brand-new compressor
11/06/20 09:30:03 INFO compress.CodecPool: Got brand-new compressor
11/06/20 09:30:03 INFO compress.CodecPool: Got brand-new compressor
11/06/20 09:30:03 DEBUG bsp.BSPJobClient: BSPJobClient.submitJobDir:
hdfs://hnode15:9000/tmp/hadoop-root/bsp/system/submit_kxj0mn
11/06/20 09:30:03 INFO bsp.BSPJobClient: Running job: job_201106200929_0002
11/06/20 09:30:06 INFO bsp.BSPJobClient: Current supersteps number: 1
11/06/20 09:30:09 INFO bsp.BSPJobClient: Current supersteps number: 4
11/06/20 09:30:12 INFO bsp.BSPJobClient: Current supersteps number: 5
11/06/20 09:30:15 INFO bsp.BSPJobClient: Current supersteps number: 8
11/06/20 09:30:18 INFO bsp.BSPJobClient: Current supersteps number: 10
11/06/20 09:30:21 INFO bsp.BSPJobClient: Current supersteps number: 13
Hang!
{code}
> Example: PageRank
> -----------------
>
> Key: HAMA-395
> URL: https://issues.apache.org/jira/browse/HAMA-395
> Project: Hama
> Issue Type: Improvement
> Components: bsp, examples
> Affects Versions: 0.2.0
> Reporter: Thomas Jungblut
> Assignee: Thomas Jungblut
> Fix For: 0.3.0
>
> Attachments: HAMA-395-v1.patch, HAMA-395-v2.patch, HAMA-395-v3.patch,
> HAMA-395-v4.patch, HAMA-395-v5.patch, HAMA-395-v6.patch,
> HAMA-395-vFINAL.patch, HAMA-395.patch, input.txt
>
>
> I'd like to contribute my PageRank BSP as an example.
> http://codingwiththomas.blogspot.com/2011/04/pagerank-with-apache-hama.html
> TODO:
> - refactor the partitioning from the SSSP patch in
> https://issues.apache.org/jira/browse/HAMA-359 (extract an utility class etc)
> - add a really cool web-sub-graph example dataset ;D
> - add a wiki page for it
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