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https://issues.apache.org/jira/browse/FLINK-12187?page=com.atlassian.jira.plugin.system.issuetabpanels:all-tabpanel
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bd2019us updated FLINK-12187:
-----------------------------
    Labels: pull-requests-available  (was: pull-request-available)

> wrap FileWriter with BufferedWriter for better performance
> ----------------------------------------------------------
>
>                 Key: FLINK-12187
>                 URL: https://issues.apache.org/jira/browse/FLINK-12187
>             Project: Flink
>          Issue Type: Bug
>          Components: Examples
>            Reporter: bd2019us
>            Priority: Major
>              Labels: pull-requests-available
>          Time Spent: 10m
>  Remaining Estimate: 0h
>
> Location: 
> src/main/java/org/apache/flink/examples/java/relational/util/WebLogDataGenerator.java
> The FileWriter.write() method is invoked multiple times in loops, which is 
> bad to the performance of program. The decorator class BufferedWriter can be 
> used to alleviate the impact of frequent IO operation with caches. Therefore, 
> when the write() method is intensively used, the BufferedWriter is highly 
> recommended and should be preferred.



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