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https://issues.apache.org/jira/browse/HDFS-14548?page=com.atlassian.jira.plugin.system.issuetabpanels:comment-tabpanel&focusedCommentId=16856534#comment-16856534
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Ayush Saxena commented on HDFS-14548:
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HDFS-4578 Added this restriction, It allows ~16Million .
After that it shall fail, since rollover isn't supported.
> Cannot create snapshot when the snapshotCounter reached MaxSnapshotID
> ---------------------------------------------------------------------
>
> Key: HDFS-14548
> URL: https://issues.apache.org/jira/browse/HDFS-14548
> Project: Hadoop HDFS
> Issue Type: Bug
> Reporter: zhangqianqiong
> Priority: Major
> Attachments: 1559717485296.jpg
>
>
> when a new snapshot is created, the snapshotCounter would increment, but when
> a snapshot is deleted, the snapshotCounter would not decrement. Over time,
> when the snapshotCounter reaches the MaxSnapshotID, the new snapshot cannot
> be created.
> By the way, How can I reset the snapshotCounter?
>
>
>
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