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Hadoop 0.20.205 Patches
The Amazon Elastic MapReduce (Amazon EMR) team has applied the following patches to Hadoop 0.20.205 on the Amazon EMR AMI version 2.0.
| Patch | Description |
|---|---|
| Add hadoop-lzo |
Install the hadoop-lzo third-party package. For more information about hadoop-lzo, go to https://github.com/kevinweil/hadoop-lzo Status: Third-party Package Fixed in AWS Hadoop Version: 0.20.205 Fixed in Apache Hadoop Version: n/a |
| Install the hadoop-snappy library |
Add the hadoop-snappy library to provide access to the snappy compression. For more information about this library, go to http://code.google.com/p/hadoop-snappy/. Status: Third-party Library Fixed in AWS Hadoop Version: 0.20.205 Fixed in Apache Hadoop Version: n/a |
| MAPREDUCE-1597/2021/2046 |
Fixes to how CombineFileInputFormat handles split locations and files that can be split. For more information about these patches, go to https://issues.apache.org/jira/browse/MAPREDUCE-1597, https://issues.apache.org/jira/browse/MAPREDUCE-2021, and https://issues.apache.org/jira/browse/MAPREDUCE-2046. Status: Resolved, Fixed Fixed in AWS Hadoop Version: 0.20.205 Fixed in Apache Hadoop Version: 0.22.0 |
| HADOOP-6436 |
Remove the files generated by automake and autoconf of the native build and use the host's automake and autoconf to generate the files instead. For more information about this patch, go to https://issues.apache.org/jira/browse/HADOOP-6436. Status: Closed, Fixed Fixed in AWS Hadoop Version: 0.20.205 Fixed in Apache Hadoop Version: 0.22.0,0.23.0 |
| MAPREDUCE-2185 |
Prevent an infinite loop from occurring when creating splits using CombineFileInputFormat. For more information about this patch, go to https://issues.apache.org/jira/browse/MAPREDUCE-2185. Status: Closed, Fixed Fixed in AWS Hadoop Version: 0.20.205 Fixed in Apache Hadoop Version: 0.23.0 |
| HADOOP-7082 |
Change Configuration.writeXML to not hold a lock while outputting. For more information about this patch, go to https://issues.apache.org/jira/browse/HADOOP-7082. Status: Resolved, Fixed Fixed in AWS Hadoop Version: 0.20.205 Fixed in Apache Hadoop Version: 0.22.0 |
| HADOOP-7015 |
Update RawLocalFileSystem#listStatus to deal with a directory that has changing entries, as in a multi-threaded or multi-process environment. For more information about this patch, go to https://issues.apache.org/jira/browse/HADOOP-7015. Status: Closed, Fixed Fixed in AWS Hadoop Version: 0.20.205 Fixed in Apache Hadoop Version: 0.23.0 |
| HADOOP-4675 |
Update the Ganglia metrics to be compatible with Ganglia 3.1. For more information about this patch go to https://issues.apache.org/jira/browse/HADOOP-4675. Status: Resolved, Fixed Fixed in AWS Hadoop Version: 0.20.205 Fixed in Apache Hadoop Version: 0.22.0 |
