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https://issues.apache.org/jira/browse/BOOKKEEPER-912?page=com.atlassian.jira.plugin.system.issuetabpanels:comment-tabpanel&focusedCommentId=15676677#comment-15676677
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Hudson commented on BOOKKEEPER-912:
-----------------------------------

FAILURE: Integrated in Jenkins build bookkeeper-master #1570 (See 
[https://builds.apache.org/job/bookkeeper-master/1570/])
BOOKKEEPER-912: Allow EnsemblePlacementPolicy to choose bookies using (sijie: 
rev 95ea4815b5313ea2ab02e5192c9f577d1c0fe24e)
* (edit) 
bookkeeper-server/src/test/java/org/apache/bookkeeper/client/TestRegionAwareEnsemblePlacementPolicy.java
* (edit) 
bookkeeper-server/src/main/java/org/apache/bookkeeper/client/LedgerCreateOp.java
* (edit) 
bookkeeper-server/src/main/java/org/apache/bookkeeper/bookie/LocalBookieEnsemblePlacementPolicy.java
* (edit) 
bookkeeper-server/src/main/java/org/apache/bookkeeper/client/RackawareEnsemblePlacementPolicyImpl.java
* (edit) 
bookkeeper-server/src/main/java/org/apache/bookkeeper/client/RegionAwareEnsemblePlacementPolicy.java
* (edit) 
bookkeeper-server/src/main/java/org/apache/bookkeeper/client/EnsemblePlacementPolicy.java
* (edit) 
bookkeeper-server/src/main/java/org/apache/bookkeeper/client/BookieWatcher.java
* (edit) 
bookkeeper-server/src/main/java/org/apache/bookkeeper/client/LedgerHandle.java
* (edit) 
bookkeeper-server/src/test/java/org/apache/bookkeeper/client/TestRackawareEnsemblePlacementPolicy.java
* (edit) 
bookkeeper-server/src/main/java/org/apache/bookkeeper/client/RackawareEnsemblePlacementPolicy.java
* (add) 
bookkeeper-server/src/test/java/org/apache/bookkeeper/client/GenericEnsemblePlacementPolicyTest.java
* (edit) 
bookkeeper-server/src/main/java/org/apache/bookkeeper/client/DefaultEnsemblePlacementPolicy.java


> Allow EnsemblePlacementPolicy to choose bookies using ledger custom data 
> (multitenancy support)
> -----------------------------------------------------------------------------------------------
>
>                 Key: BOOKKEEPER-912
>                 URL: https://issues.apache.org/jira/browse/BOOKKEEPER-912
>             Project: Bookkeeper
>          Issue Type: New Feature
>          Components: bookkeeper-client
>    Affects Versions: 4.4.0
>            Reporter: Enrico Olivelli
>            Assignee: Enrico Olivelli
>             Fix For: 4.5.0
>
>
> I would like to restrict the set of bookies to be used for a specific ledger. 
> Actually a single EnsemblePlacementPolicy is used for all the ledgers.
> This is because I want to create a ledger only using a dedicated set of 
> machines/bookies which are dedicated to the 'tenant' for which I'm creating 
> the ledger.
> We can add an optional (byte[]) parameter to asyncCreateLedger which in turn 
> is to be passed to the configured EnsemblePlacementPolicy which in turn will 
> be able to decide which are the most suitable bookies for the tenant.
> This parameter must be stored on ledger metadata, in order to be used in 
> replaceBookie. 



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