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Posted to issues@hbase.apache.org by "ChiaPing Tsai (JIRA)" <ji...@apache.org> on 2017/02/08 12:29:41 UTC
[jira] [Updated] (HBASE-17613) avoid copy of family when
initializing the FSWALEntry
[ https://issues.apache.org/jira/browse/HBASE-17613?page=com.atlassian.jira.plugin.system.issuetabpanels:all-tabpanel ]
ChiaPing Tsai updated HBASE-17613:
----------------------------------
Attachment: HBASE-17613.v0.patch
> 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
> Priority: Minor
> Fix For: 2.0.0
>
> Attachments: HBASE-17613.v0.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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