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From "ChiaPing Tsai (JIRA)" <j...@apache.org>
Subject [jira] [Updated] (HBASE-17494) Guard against cloning family of all cells if no data need be replicated
Date Thu, 19 Jan 2017 19:06:27 GMT

     [ https://issues.apache.org/jira/browse/HBASE-17494?page=com.atlassian.jira.plugin.system.issuetabpanels:all-tabpanel
]

ChiaPing Tsai updated HBASE-17494:
----------------------------------
    Attachment: HBASE-17494.branch-1.v0.patch

This issues can be resolved by some trivial changes (HBASE-17494.branch-1.v0.patch).

> Guard against cloning family of all cells if no data need be replicated
> -----------------------------------------------------------------------
>
>                 Key: HBASE-17494
>                 URL: https://issues.apache.org/jira/browse/HBASE-17494
>             Project: HBase
>          Issue Type: Improvement
>            Reporter: ChiaPing Tsai
>            Priority: Trivial
>         Attachments: HBASE-17494.branch-1.v0.patch
>
>
> The replication is enabled by default, so we try to clone the family of all cells even
if there is no replication at all.
> {noformat}
>   family = CellUtil.cloneFamily(cell);
>   // Unexpected, has a tendency to happen in unit tests
>   assert htd.getFamily(family) != null;
>   if (!scopes.containsKey(family)) {
>   int scope = htd.getFamily(family).getScope();
>   if (scope != REPLICATION_SCOPE_LOCAL) {
>   scopes.put(family, scope);
>   }
>   }
> {noformat}
> HBASE-15205 had resolved this issue, but it is committed to master only.



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