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From "Hudson (JIRA)" <j...@apache.org>
Subject [jira] [Commented] (HBASE-8497) Protobuf WAL also needs a trailer
Date Fri, 24 May 2013 09:30:25 GMT

    [ https://issues.apache.org/jira/browse/HBASE-8497?page=com.atlassian.jira.plugin.system.issuetabpanels:comment-tabpanel&focusedCommentId=13666151#comment-13666151
] 

Hudson commented on HBASE-8497:
-------------------------------

Integrated in HBase-TRUNK #4141 (See [https://builds.apache.org/job/HBase-TRUNK/4141/])
    HBASE-8497 Protobuf WAL also needs a trailer (Himanshu) (Revision 1485866)

     Result = SUCCESS
tedyu : 
Files : 
* /hbase/trunk/hbase-protocol/src/main/java/org/apache/hadoop/hbase/protobuf/generated/WALProtos.java
* /hbase/trunk/hbase-protocol/src/main/protobuf/WAL.proto
* /hbase/trunk/hbase-server/src/main/java/org/apache/hadoop/hbase/regionserver/wal/HLog.java
* /hbase/trunk/hbase-server/src/main/java/org/apache/hadoop/hbase/regionserver/wal/ProtobufLogReader.java
* /hbase/trunk/hbase-server/src/main/java/org/apache/hadoop/hbase/regionserver/wal/ProtobufLogWriter.java
* /hbase/trunk/hbase-server/src/main/java/org/apache/hadoop/hbase/regionserver/wal/ReaderBase.java
* /hbase/trunk/hbase-server/src/main/java/org/apache/hadoop/hbase/regionserver/wal/SequenceFileLogReader.java
* /hbase/trunk/hbase-server/src/test/java/org/apache/hadoop/hbase/regionserver/wal/SequenceFileLogWriter.java
* /hbase/trunk/hbase-server/src/test/java/org/apache/hadoop/hbase/regionserver/wal/TestHLog.java
* /hbase/trunk/hbase-server/src/test/java/org/apache/hadoop/hbase/regionserver/wal/TestHLogSplit.java

                
> Protobuf WAL also needs a trailer 
> ----------------------------------
>
>                 Key: HBASE-8497
>                 URL: https://issues.apache.org/jira/browse/HBASE-8497
>             Project: HBase
>          Issue Type: Sub-task
>          Components: Protobufs, wal
>    Affects Versions: 0.95.1
>            Reporter: Enis Soztutar
>            Assignee: Himanshu Vashishtha
>             Fix For: 0.98.0, 0.95.1
>
>         Attachments: HBASE-8497-v0.patch, HBASE-8497-v2.patch, HBASE-8497-v3.patch, HBASE-8497-v4.patch,
HBASE-8497-v5.patch, HBASE-8497-v6.patch
>
>
> New Protobuf WAL has a header, but we will probably need a trailer as well, reserved
for later usage. 
> Right now, we can we just serialize an empty trailer, but putting more metadata there,
like range of sequence_id's, region names, table names etc might be needed in the future.


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