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https://issues.apache.org/jira/browse/HBASE-17012?page=com.atlassian.jira.plugin.system.issuetabpanels:all-tabpanel
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ramkrishna.s.vasudevan resolved HBASE-17012.
--------------------------------------------
Resolution: Fixed
Hadoop Flags: Reviewed
> Handle Offheap cells in CompressedKvEncoder
> -------------------------------------------
>
> Key: HBASE-17012
> URL: https://issues.apache.org/jira/browse/HBASE-17012
> Project: HBase
> Issue Type: Sub-task
> Components: regionserver
> Affects Versions: 2.0.0
> Reporter: Anoop Sam John
> Assignee: ramkrishna.s.vasudevan
> Fix For: 2.0.0
>
> Attachments: HBASE-17012_1.patch, HBASE-17012_2.patch,
> HBASE-17012_3.patch, HBASE-17012_4.patch, HBASE-17012_5.patch,
> HBASE-17012_6.patch
>
>
> When we deal with off heap cells we will end up copying Cell components on
> heap
> {code}
> public void write(Cell cell) throws IOException {
> .................
> write(cell.getRowArray(), cell.getRowOffset(), cell.getRowLength(),
> compression.rowDict);
> write(cell.getFamilyArray(), cell.getFamilyOffset(),
> cell.getFamilyLength(),
> compression.familyDict);
> write(cell.getQualifierArray(), cell.getQualifierOffset(),
> cell.getQualifierLength(),
> compression.qualifierDict);
> ......
> out.write(cell.getValueArray(), cell.getValueOffset(),
> cell.getValueLength());
> ...
> {code}
> We need to avoid this.
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