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Vladimir Rodionov edited comment on HBASE-17825 at 2/9/18 10:59 PM: -------------------------------------------------------------------- {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. That is the separate issue: HBASE-19969 was (Author: vrodionov): {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 -- This message was sent by Atlassian JIRA (v7.6.3#76005)