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From "Nicolas Liochon (JIRA)" <j...@apache.org>
Subject [jira] [Commented] (HBASE-9764) htable AutoFlush is hardcoded as false in PerformanceEvaluation
Date Tue, 15 Oct 2013 09:51:44 GMT

    [ https://issues.apache.org/jira/browse/HBASE-9764?page=com.atlassian.jira.plugin.system.issuetabpanels:comment-tabpanel&focusedCommentId=13795037#comment-13795037
] 

Nicolas Liochon commented on HBASE-9764:
----------------------------------------

2 comments:
- It's highly recommended to set autoflush to false.
- we should not chan

> htable AutoFlush is hardcoded as false in PerformanceEvaluation
> ---------------------------------------------------------------
>
>                 Key: HBASE-9764
>                 URL: https://issues.apache.org/jira/browse/HBASE-9764
>             Project: HBase
>          Issue Type: Bug
>          Components: Performance, test
>            Reporter: Liu Shaohui
>            Assignee: Liu Shaohui
>            Priority: Minor
>         Attachments: HBASE-9764-0.94-v1.patch
>
>
> In PerformanceEvaluation, htable AutoFlush option is hardcoded as false
> {code:title=PerformanceEvaluation.java|borderStyle=solid}
>     void testSetup() throws IOException {
>       this.admin = new HBaseAdmin(conf);
>       this.table = new HTable(conf, tableName);
>       this.table.setAutoFlush(false);
>       this.table.setScannerCaching(30);
>     }
> {code}
> This makes the write performace unreal. 
> Should we add an autoflush option in PerformanceEvaluation?



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