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From "dhruba borthakur (JIRA)" <j...@apache.org>
Subject [jira] Commented: (HADOOP-3283) Need a mechanism for data nodes to update generation stamps.
Date Mon, 21 Apr 2008 20:45:21 GMT

    [ https://issues.apache.org/jira/browse/HADOOP-3283?page=com.atlassian.jira.plugin.system.issuetabpanels:comment-tabpanel&focusedCommentId=12591043#action_12591043
] 

dhruba borthakur commented on HADOOP-3283:
------------------------------------------

Maybe we can call it InterDatanodeProtocol to make it more explicit.

> Need a mechanism for data nodes to update generation stamps.
> ------------------------------------------------------------
>
>                 Key: HADOOP-3283
>                 URL: https://issues.apache.org/jira/browse/HADOOP-3283
>             Project: Hadoop Core
>          Issue Type: New Feature
>            Reporter: Tsz Wo (Nicholas), SZE
>
> For implementing file append feature (HADOOP-1700), a generation stamp is added to each
block.  We need a mechanism for data nodes to update generation stamps for lease recovery.

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