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https://issues.apache.org/jira/browse/BOOKKEEPER-849?page=com.atlassian.jira.plugin.system.issuetabpanels:comment-tabpanel&focusedCommentId=14504549#comment-14504549
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Hudson commented on BOOKKEEPER-849:
-----------------------------------

SUCCESS: Integrated in bookkeeper-master #1027 (See 
[https://builds.apache.org/job/bookkeeper-master/1027/])
BOOKKEEPER-849: Collect stats with sub-milliseconds precision (Matteo Merli via 
sijie) (sijie: rev 6622b46d4979c92cd9c3f450e3832d63513c6a22)
* 
bookkeeper-server/src/main/java/org/apache/bookkeeper/proto/ReadEntryProcessorV3.java
* 
bookkeeper-stats-providers/codahale-metrics-provider/src/main/java/org/apache/bookkeeper/stats/CodahaleOpStatsLogger.java
* 
bookkeeper-server/src/main/java/org/apache/bookkeeper/proto/ReadEntryProcessor.java
* 
bookkeeper-stats-providers/codahale-metrics-provider/src/test/java/org/apache/bookkeeper/stats/CodahaleOpStatsTest.java
* 
bookkeeper-server/src/main/java/org/apache/bookkeeper/replication/ReplicationWorker.java
* bookkeeper-server/src/main/java/org/apache/bookkeeper/bookie/Bookie.java
* bookkeeper-server/src/main/java/org/apache/bookkeeper/bookie/Journal.java
* bookkeeper-stats/src/main/java/org/apache/bookkeeper/stats/OpStatsLogger.java
* bookkeeper-server/src/main/java/org/apache/bookkeeper/client/PendingAddOp.java
* CHANGES.txt
* 
bookkeeper-server/src/main/java/org/apache/bookkeeper/client/LedgerCreateOp.java
* 
bookkeeper-server/src/main/java/org/apache/bookkeeper/proto/PerChannelBookieClient.java
* 
bookkeeper-server/src/main/java/org/apache/bookkeeper/client/LedgerDeleteOp.java
* 
bookkeeper-server/src/main/java/org/apache/bookkeeper/bookie/EntryMemTable.java
* 
bookkeeper-server/src/main/java/org/apache/bookkeeper/bookie/InterleavedLedgerStorage.java
* 
bookkeeper-server/src/main/java/org/apache/bookkeeper/client/PendingReadOp.java
* 
bookkeeper-stats-providers/twitter-ostrich-provider/src/main/java/org/apache/bookkeeper/stats/twitter/ostrich/OpStatsLoggerImpl.java
* 
bookkeeper-server/src/main/java/org/apache/bookkeeper/proto/WriteEntryProcessorV3.java
* 
bookkeeper-server/src/main/java/org/apache/bookkeeper/bookie/BookKeeperServerStats.java
* bookkeeper-server/src/main/java/org/apache/bookkeeper/client/LedgerOpenOp.java
* 
bookkeeper-stats-providers/twitter-science-provider/src/main/java/org/apache/bookkeeper/stats/twitter/science/OpStatsLoggerImpl.java
* bookkeeper-server/src/main/java/org/apache/bookkeeper/util/MathUtils.java
* 
bookkeeper-server/src/main/java/org/apache/bookkeeper/proto/PacketProcessorBaseV3.java
* 
bookkeeper-server/src/main/java/org/apache/bookkeeper/proto/WriteEntryProcessor.java
* 
bookkeeper-server/src/main/java/org/apache/bookkeeper/proto/PacketProcessorBase.java
* 
bookkeeper-stats/src/main/java/org/apache/bookkeeper/stats/NullStatsLogger.java


> Collect stats with sub-milliseconds precision
> ---------------------------------------------
>
>                 Key: BOOKKEEPER-849
>                 URL: https://issues.apache.org/jira/browse/BOOKKEEPER-849
>             Project: Bookkeeper
>          Issue Type: Improvement
>    Affects Versions: 4.3.0
>            Reporter: Matteo Merli
>            Assignee: Matteo Merli
>            Priority: Minor
>             Fix For: 4.4.0
>
>         Attachments: 
> 0001-BOOKKEEPER-849-Collect-stats-with-sub-milliseconds-p.patch, 
> 0001-BOOKKEEPER-849-Collect-stats-with-sub-milliseconds-p.patch
>
>
> Most operations in Bookie are taking <1ms. Stats should be collected in nanos 
> , expecially since latencies are already measured in nanos.



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