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Re: desperate question about NameNode startup sequence - Hadoop - [mail # user]
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...Hi, Since your using CDH2, I am moving this to CDH-USER. You can subscribe here http://groups.google.com/a/cloudera.org/group/cdh-user BCC'd common-user On Sat, Dec 1...
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Author: Brock Noland,
2011-12-17, 17:19
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Re: ArrayWritable usage - Hadoop - [mail # user]
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...Hi, ArrayWritable is a touch hard to use. Say you have an array of IntWritable[]. The get() method or ArrayWritable, after serializations/deserialization, does in fact return an array ...
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Author: Brock Noland,
2011-12-13, 18:09
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Re: Question on Hadoop Streaming - Hadoop - [mail # user]
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...Does you job end with an error? I am guessing what you want is: -mapper bowtiestreaming.sh -file '/root/bowtiestreaming.sh' First option says use your script as a mapper an...
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Author: Brock Noland,
2011-12-06, 09:49
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Re: hadoop-fuse unable to find java - Hadoop - [mail # user]
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...Hi, This specific issue is probably more appropriate on the CDH-USER list. (BCC common-user) It looks like the JRE detection mechanism recently added to BIGTOP would have this same iss...
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Author: Brock Noland,
2011-11-29, 19:46
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Re: Hadoop Serialization: Avro - Hadoop - [mail # user]
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...Hi, Depending on the response you get here, you might also post the question separately on avro-user. On Sat, Nov 26, 2011 at 1:46 PM, Leonardo Urbina wrote:...
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Author: Brock Noland,
2011-11-27, 01:31
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Re: HDFS DataNode daily log growing really high and fast - Hadoop - [mail # user]
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...Hi, On Mon, Oct 31, 2011 at 12:59 AM, Ronen Itkin wrote: Does that servers regionserver have more regions assigned to it? Check the HBase GUI. Also, you can turn tha...
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Author: Brock Noland,
2011-10-31, 12:27
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Re: Externally submitted MapReduce Job Fails at Startup Help Please... - Hadoop - [mail # user]
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...Hi, I always find that using the -libjars command line option is the easiest way to push jars to the cluster. Also, you may want to checkout Apache Sqoop: http://incubator.apache...
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Author: Brock Noland,
2011-10-28, 17:37
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Re: Using KeyValueInputFormat as a Input format - Hadoop - [mail # user]
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...Hi, On Sun, Oct 23, 2011 at 10:40 AM, Varun Thacker wrote: It would probably be helpful to include the actual error message. With that said, you are probably mixing mapred ...
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Author: Brock Noland,
2011-10-25, 16:21
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Re: implementing comparable - Hadoop - [mail # user]
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...Hi, Inline.. On Sun, Oct 16, 2011 at 9:40 PM, Keith Thompson wrote: Writables and by extension WritableComparables need a default Constructor. This makes logical sense. If ...
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Author: Brock Noland,
2011-10-17, 01:43
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Re: implementing comparable - Hadoop - [mail # user]
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...Hi, Discussion, below. On Sat, Oct 15, 2011 at 4:26 PM, Keith Thompson wrote: Key's need to be WritableComparable. ...
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Author: Brock Noland,
2011-10-15, 23:36
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