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https://issues.apache.org/jira/browse/HBASE-17825?page=com.atlassian.jira.plugin.system.issuetabpanels:comment-tabpanel&focusedCommentId=16359031#comment-16359031
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Vladimir Rodionov commented on HBASE-17825:
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{quote}
When false is returned, some files would be deleted while some are left. Is
this desirable?
{quote}
This needs to be added to FT Jira. We need to restore not only meta in case of
failure but physical data as well.
> Backup: further optimizations
> -----------------------------
>
> Key: HBASE-17825
> URL: https://issues.apache.org/jira/browse/HBASE-17825
> Project: HBase
> Issue Type: Improvement
> Reporter: Vladimir Rodionov
> Assignee: Vladimir Rodionov
> Priority: Critical
> Labels: backup
> Fix For: 3.0.0
>
> Attachments: HBASE-17825-v1.patch
>
>
> Some phases of backup and restore can be optimized:
> # WALPlayer support for multiple tables
> # Run DistCp once per all tables during backup/restore
> The eventual goal:
> # 2 M/R jobs per backup/restore
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