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https://reviews.apache.org/r/2745/
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Review request for bookkeeper.


Summary
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implement journal rolling

1) remove journals whose id are less than marked journal id. since they 
journals' data and index has been persisted to disk.
2) replay entires started from marked position in marked journal to speed up 
bookie start up.


This addresses bug BOOKKEEPER-82.
    http://issues.apache.org/jira/browse/BOOKKEEPER-82


Diffs
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http://svn.apache.org/repos/asf/zookeeper/bookkeeper/trunk/bookkeeper-server/src/main/java/org/apache/bookkeeper/bookie/Bookie.java
 1198776 
  
http://svn.apache.org/repos/asf/zookeeper/bookkeeper/trunk/bookkeeper-server/src/main/java/org/apache/bookkeeper/bookie/EntryLogger.java
 1198776 
  
http://svn.apache.org/repos/asf/zookeeper/bookkeeper/trunk/bookkeeper-server/src/test/java/org/apache/bookkeeper/test/BookieJournalRollingTest.java
 PRE-CREATION 

Diff: https://reviews.apache.org/r/2745/diff


Testing
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Thanks,

Sijie

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