[jira] [Commented] (BOOKKEEPER-421) ledger ids are long, but they are stored in zk as 10 characters max, which fundamentally limits them at 9 billion

["Sijie Guo (JIRA)" <ji...@apache.org>]

    [ https://issues.apache.org/jira/browse/BOOKKEEPER-421?page=com.atlassian.jira.plugin.system.issuetabpanels:comment-tabpanel&focusedCommentId=13818575#comment-13818575 ] 

Sijie Guo commented on BOOKKEEPER-421:
--------------------------------------

moved to 4.4.0.

> ledger ids are long, but they are stored in zk as 10 characters max, which fundamentally limits them at 9 billion
> -----------------------------------------------------------------------------------------------------------------
>
>                 Key: BOOKKEEPER-421
>                 URL: https://issues.apache.org/jira/browse/BOOKKEEPER-421
>             Project: Bookkeeper
>          Issue Type: Bug
>          Components: bookkeeper-client, bookkeeper-server, hedwig-server
>            Reporter: Ivan Kelly
>            Assignee: Jiannan Wang
>            Priority: Critical
>             Fix For: 4.4.0
>
>
> {code}
>     public static String getZKStringId(long id) {
>         return String.format("%010d", id);
>     }
> {code}
> Simple to fix, but we need it be backward compatible, which also shouldn't be a problem.



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