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Posted to common-issues@hadoop.apache.org by "churro morales (JIRA)" <ji...@apache.org> on 2016/10/03 23:09:20 UTC
[jira] [Updated] (HADOOP-13578) Add Codec for ZStandard Compression
[ https://issues.apache.org/jira/browse/HADOOP-13578?page=com.atlassian.jira.plugin.system.issuetabpanels:all-tabpanel ]
churro morales updated HADOOP-13578:
------------------------------------
Attachment: HADOOP-13578.v1.patch
Ran the mapreduce jobs with
{noformat}
hadoop jar $HADOOP_HOME/share/hadoop/mapreduce/hadoop-mapreduce-examples*.jar wordcount -Dmapreduce.map.output.compress.codec=org.apache.hadoop.io.compress.ZStandardCodec -Dmapreduce.map.output.compress=true -Dmapreduce.output.fileoutputformat.compress=true -Dmapreduce.output.fileoutputformat.compress.codec=org.apache.hadoop.io.compress.ZStandardCodec wcin wcout-zst
hadoop jar $HADOOP_HOME/share/hadoop/mapreduce/hadoop-mapreduce-examples*.jar wordcount -Dmapreduce.map.output.compress.codec=org.apache.hadoop.io.compress.ZStandardCodec wcout-zst wcout-zst2
{noformat}
* Fixed the warnings for ZStandardDecompressor.c
* Updated the Building.txt
* Used the constant IO_COMPRESSION_CODEC_ZSTD_LEVEL_DEFAULT and fixed the default compression level
* Sorted out the TODO for the compression overhead.
> Add Codec for ZStandard Compression
> -----------------------------------
>
> Key: HADOOP-13578
> URL: https://issues.apache.org/jira/browse/HADOOP-13578
> Project: Hadoop Common
> Issue Type: New Feature
> Reporter: churro morales
> Assignee: churro morales
> Attachments: HADOOP-13578.patch, HADOOP-13578.v1.patch
>
>
> ZStandard: https://github.com/facebook/zstd has been used in production for 6 months by facebook now. v1.0 was recently released. Create a codec for this library.
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