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can not load lzo lib into hadoop - MapReduce - [mail # user]
...i have problem in use lzo in hadoop,anyone can help?  # hadoop jar /usr/lib/hadoop/lib/hadoop-lzo-0.4.15.jar com.hadoop.compression.lzo.LzoIndexer /alex 13/07/18 16:38:47 ERROR lzo.GPLN...
   Author: ch huang, 2013-07-18, 08:40
how to get hadoop HDFS path? - MapReduce - [mail # user]
...i want set hdfs path ,AND add the path into hbase,here is my code   Path path = new Path("hdfs:////192.168.10.22:9000/alex/test.jar");   System.out.println(": "+path.toString()+"|"...
   Author: ch huang, 2013-07-12, 09:40
yarn Failed to bind to: 0.0.0.0/0.0.0.0:8080 - MapReduce - [mail # user]
...i have 3 NM, on the box of one of NM ,the 8080 PORT has already ocuppied by tomcat,so i want to change all NM 8080 port to 8090,but problem is i do not know 8080 port is control by what opti...
   Author: ch huang, 2013-07-11, 02:15
can not start yarn - MapReduce - [mail # user]
...i am testing mapreducev2 ,i find i start NM error  here is NM log content  2013-07-10 11:02:35,909 INFO org.apache.hadoop.yarn.service.AbstractService: Service:org.apache.hadoop.ya...
   Author: ch huang, 2013-07-10, 03:05
- MapReduce - [mail # user]
...hi i build a new hadoop cluster ,but i can not ACCESS hdfs ,why? i use CDH3u4 ,redhat6.2  # hadoop fs -put /opt/test hdfs://192.168.10.22:9000/user/test 13/06/26 15:00:47 INFO ipc.Clien...
   Author: ch huang, 2013-06-26, 07:08
which hadoop version i can choose in production env? - MapReduce - [mail # user]
...hadoop 1 vs hadoop 2 ,and apache community version vs cloudrea version,anyone can help?...
   Author: ch huang, 2013-06-25, 02:11
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