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https://issues.apache.org/jira/browse/BOOKKEEPER-362?page=com.atlassian.jira.plugin.system.issuetabpanels:comment-tabpanel&focusedCommentId=13485930#comment-13485930
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Sijie Guo commented on BOOKKEEPER-362:
--------------------------------------

{quote}
If we have millions of topic, then ZK probably will not be the right vehicle 
for the metadata.
{quote}

definitely. so we had BOOKKEEPER-181 to plugin different metadata storage, and 
I would like that the new metadata manager could be easy to implement. Lets see 
others' opinions.
                
> Local subscriptions fail if remote region is down
> -------------------------------------------------
>
>                 Key: BOOKKEEPER-362
>                 URL: https://issues.apache.org/jira/browse/BOOKKEEPER-362
>             Project: Bookkeeper
>          Issue Type: Bug
>          Components: hedwig-server
>    Affects Versions: 4.2.0
>            Reporter: Aniruddha
>            Assignee: Yixue (Andrew) Zhu
>            Priority: Critical
>              Labels: hedwig
>             Fix For: 4.2.0
>
>         Attachments: rebase_remoteregion.patch, rebase_remoteregion.patch
>
>
> Currently, local subscriptions fail if the remote region hubs are down, even 
> if the local hub has subscribed to the remote topic previously. Because of 
> this, one region cannot function independent of the other. 
> A more detailed discussion related to this can be found here 
> http://mail-archives.apache.org/mod_mbox/zookeeper-bookkeeper-dev/201208.mbox/%3cCAOLhyDQSOF+Y+pvnyrd-HJRq1YEr=c8ok_b3_mr81r1g-9m...@mail.gmail.com%3e

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