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This is an automatically generated e-mail. To reply, visit:
https://reviews.apache.org/r/26478/
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(Updated Oct. 8, 2014, 7:39 p.m.)


Review request for Aurora, David McLaughlin, Bill Farner, and Zameer Manji.


Changes
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Reduce visibility of some classes


Bugs: AURORA-722
    https://issues.apache.org/jira/browse/AURORA-722


Repository: aurora


Description
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Add a new format for deduplicated storage snapshots. Microbenchmarks show a 10x 
deduplication ratio on Twitter's production snapshots.

This format is backwards-incompatible, so this patch introduces a flag to 
control its use (defaulting off).

This only changes the format used to write to the replicated log (where time is 
of the essence since all writes are done holding the global storage lock) - the 
format of backups written to disk is unchanged, as backups don't hold the lock.


Diffs (updated)
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  build.gradle 2e1bf78d7797f17afd51a94a22eff80e00aba464 
  src/main/java/org/apache/aurora/codec/ThriftBinaryCodec.java 
65e986eaa2c4193431ca048425a1ed3ab60f5882 
  src/main/java/org/apache/aurora/scheduler/storage/log/EntrySerializer.java 
7239a6a5eb5479e395e16423c83fdf80a77e5a83 
  src/main/java/org/apache/aurora/scheduler/storage/log/LogManager.java 
4b50e2069407dc263b4fc93f1827d3a8836253bf 
  src/main/java/org/apache/aurora/scheduler/storage/log/LogStorage.java 
f806297d1d0700155c976743f936b2b8a3a390fb 
  src/main/java/org/apache/aurora/scheduler/storage/log/LogStorageModule.java 
769348e6b8a5c701734afff391b1c77de35222c6 
  
src/main/java/org/apache/aurora/scheduler/storage/log/SnapshotDeduplicator.java 
PRE-CREATION 
  src/main/java/org/apache/aurora/scheduler/storage/log/StreamManager.java 
22db80eaf34fe736fa5a3a9289836c9ac9e59906 
  src/main/java/org/apache/aurora/scheduler/storage/log/StreamManagerImpl.java 
e5cfbf5cf43bf5bbc38c42fe685a7e9f0d03af2a 
  src/main/thrift/org/apache/aurora/gen/storage.thrift 
5350ec945fbe028ee4641683815a068ce00b5efc 
  src/test/java/org/apache/aurora/scheduler/storage/log/LogManagerTest.java 
39729b374fe4e383f9b5ada7d016923766df9af7 
  src/test/java/org/apache/aurora/scheduler/storage/log/LogStorageTest.java 
7a8c3b882633376a1bf6a78616d55aaa7401d13f 
  
src/test/java/org/apache/aurora/scheduler/storage/log/SnapshotDeduplicatorImplTest.java
 PRE-CREATION 

Diff: https://reviews.apache.org/r/26478/diff/


Testing
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./gradlew -Pq build


Thanks,

Kevin Sweeney

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