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[MAPREDUCE-2431] MR-279: re-enable Avro RPC tests - MapReduce - [issue]
...MAPREDUCE-2414 added Protobuf as an RPC serialization to the MAPREDUCE-279 branch.  In doing so, it disabled unit tests for the Avro-based RPC serialization in that branch.  This i...
http://issues.apache.org/jira/browse/MAPREDUCE-2431    Author: Doug Cutting, 2011-05-03, 00:13
Re: VOTE: Committing HADOOP-6949 to 0.22 branch - MapReduce - [mail # dev]
...+1  I don't think this creates an incompatibility.  It changes the RPC wire format, but we already require that clients and servers run identical builds.  No application that ...
   Author: Doug Cutting, 2011-03-29, 15:56
[MAPREDUCE-228] want InputFormat and OutputFormat for zip archives - MapReduce - [issue]
...An InputFormat and OutputFormat for zip-format archives would be useful.  It would provide a standard file format, friendly to foreign applications (e.g., streaming), that is also optim...
http://issues.apache.org/jira/browse/MAPREDUCE-228    Author: Doug Cutting, 2011-01-20, 15:32
[MAPREDUCE-1556] upgrade to Avro 1.3.0 - MapReduce - [issue]
...Avro 1.3.0 has now been released.  HADOOP-6486 and HDFS-892 require it, and the version of Avro used by MapReduce should be synchronized with these projects....
http://issues.apache.org/jira/browse/MAPREDUCE-1556    Author: Doug Cutting, 2010-08-24, 21:20
Re: [RT] map reduce "pipelines" - MapReduce - [mail # dev]
...On 06/12/2010 05:33 AM, Torsten Curdt wrote:  Might an API like Google's FlumeJava be appropriate?  http://portal.acm.org/citation.cfm?id=1806596.1806638  I think the MapReduc...
   Author: Doug Cutting, 2010-06-14, 23:09
Re: Un-deprecate the old MapReduce API? - MapReduce - [mail # dev]
...Owen O'Malley wrote:  The Job API is central to the new API, no?  Should we encourage  applications to move to the new API if it's not entirely stable?  Can  you pro...
   Author: Doug Cutting, 2010-04-22, 16:15
[MAPREDUCE-1634] add input and output formats for Avro value wrappers - MapReduce - [issue]
...HADOOP-6660 proposes adding an AvroValue wrapper for Avro data.  We should add InputFormat and OutputFormat implementations for Avro data files that use this....
http://issues.apache.org/jira/browse/MAPREDUCE-1634    Author: Doug Cutting, 2010-03-31, 23:24
[MAPREDUCE-202] should dump stacks before timing out task - MapReduce - [issue]
...When a task process times out and is killed it is often difficult to determine why.  If its stack was dumped prior to killing it, then debugging would be vastly simplified.  Ideall...
http://issues.apache.org/jira/browse/MAPREDUCE-202    Author: Doug Cutting, 2009-11-09, 04:36
[MAPREDUCE-200] mapred.map.tasks and mapred.reduce.tasks should be determined automatically by default - MapReduce - [issue]
...The default values for mapred.map.tasks and mapred.reduce.tasks should be empty or -1, signalling that the framework should use an dynamically-determined default.  An appropriate defaul...
http://issues.apache.org/jira/browse/MAPREDUCE-200    Author: Doug Cutting, 2009-09-29, 20:05
[MAPREDUCE-329] eliminate parameters that must change with cluster size - MapReduce - [issue]
...As far as possible, configurations should be independent of cluster size.  The cluster size is a parameter that the system knows and should thus be used to size things accordingly. &nbs...
http://issues.apache.org/jira/browse/MAPREDUCE-329    Author: Doug Cutting, 2009-06-20, 07:51
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