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From "ChiaPing Tsai (JIRA)" <j...@apache.org>
Subject [jira] [Updated] (HBASE-17613) avoid copy of family when initializing the FSWALEntry
Date Wed, 08 Feb 2017 14:40:41 GMT

     [ https://issues.apache.org/jira/browse/HBASE-17613?page=com.atlassian.jira.plugin.system.issuetabpanels:all-tabpanel
]

ChiaPing Tsai updated HBASE-17613:
----------------------------------
    Status: Patch Available  (was: Open)

> avoid copy of family when initializing the FSWALEntry
> -----------------------------------------------------
>
>                 Key: HBASE-17613
>                 URL: https://issues.apache.org/jira/browse/HBASE-17613
>             Project: HBase
>          Issue Type: Improvement
>            Reporter: ChiaPing Tsai
>            Assignee: ChiaPing Tsai
>            Priority: Minor
>             Fix For: 2.0.0
>
>         Attachments: HBASE-17613.v0.patch, HBASE-17613.v1.patch
>
>
> We should compare the families before cloning it.
> {noformat}
> Set<byte[]> familySet = Sets.newTreeSet(Bytes.BYTES_COMPARATOR);
> for (Cell cell : cells) {
>   if (!CellUtil.matchingFamily(cell, WALEdit.METAFAMILY)) {
>   // TODO: Avoid this clone?
>     familySet.add(CellUtil.cloneFamily(cell));
>   }
> }
> {noformat}



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