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Posted to dev@phoenix.apache.org by "James Taylor (JIRA)" <ji...@apache.org> on 2016/01/24 03:04:39 UTC

[jira] [Resolved] (PHOENIX-1711) Improve performance of CSV loader

     [ https://issues.apache.org/jira/browse/PHOENIX-1711?page=com.atlassian.jira.plugin.system.issuetabpanels:all-tabpanel ]

James Taylor resolved PHOENIX-1711.
-----------------------------------
    Resolution: Duplicate

Work for this will be done over in PHOENIX-2028.

> Improve performance of CSV loader
> ---------------------------------
>
>                 Key: PHOENIX-1711
>                 URL: https://issues.apache.org/jira/browse/PHOENIX-1711
>             Project: Phoenix
>          Issue Type: Bug
>            Reporter: James Taylor
>         Attachments: PHOENIX-1711.patch, PHOENIX-1711_4.0.patch
>
>
> Here is a break-up of percentage execution time for some of the steps inthe mapper:
> csvParser: 18%
> csvUpsertExecutor.execute(ImmutableList.of(csvRecord)): 39%
> PhoenixRuntime.getUncommittedDataIterator(conn, true): 9%
> while (uncommittedDataIterator.hasNext()): 15%
> Read IO & custom processing: 19%
> See details here: http://s.apache.org/6rl



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