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https://issues.apache.org/jira/browse/HADOOP-2519?page=com.atlassian.jira.plugin.system.issuetabpanels:all-tabpanel
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stack updated HADOOP-2519:
--------------------------
Attachment: customrpc.patch
Commit message:
A
src/contrib/hbase/src/test/org/apache/hadoop/hbase/io/TestHbaseObjectWritable.java
Test new hbase object writable class.
M src/contrib/hbase/src/java/org/apache/hadoop/hbase/HMasterInterface.java
Up the RPC version number because serialization has changed.
M
src/contrib/hbase/src/java/org/apache/hadoop/hbase/io/HbaseObjectWritable.java
Add statics of code to Class and vice-versa for popular hbase types.
Change serialization, readObject and writeObject, to write codes instead
of classname Strings.
> [hbase] Performance improvements: Customized RPC
> ------------------------------------------------
>
> Key: HADOOP-2519
> URL: https://issues.apache.org/jira/browse/HADOOP-2519
> Project: Hadoop
> Issue Type: Improvement
> Components: contrib/hbase
> Reporter: stack
> Priority: Minor
> Fix For: 0.16.0
>
> Attachments: customrpc.patch
>
>
> A custom RPC that passes codes representing class names instead of
> class-as-String saves passing plus encoding/decoding classname Strings; it
> makes the PerformanceEvaluation sequentialWrites test almost 3 times faster
> and random reads > 30% faster.
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