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https://issues.apache.org/jira/browse/KYLIN-5246?page=com.atlassian.jira.plugin.system.issuetabpanels:comment-tabpanel&focusedCommentId=17599820#comment-17599820
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liyang commented on KYLIN-5246:
-------------------------------

👍 Good suggestion!

> long running jobs may cause memory problems in the job server
> -------------------------------------------------------------
>
>                 Key: KYLIN-5246
>                 URL: https://issues.apache.org/jira/browse/KYLIN-5246
>             Project: Kylin
>          Issue Type: Improvement
>          Components: Job Engine
>    Affects Versions: v4.0.1
>            Reporter: zhaoliu
>            Priority: Minor
>
> {code:java}
> CliCommandExecutor
> --------
> BufferedReader reader = new BufferedReader(
>               new InputStreamReader(proc.getInputStream(), 
> StandardCharsets.UTF_8));
> String line;
> StringBuilder result = new StringBuilder();
> while ((line = reader.readLine()) != null && 
> !Thread.currentThread().isInterrupted()) {
>       result.append(line).append('\n');
>       if (logAppender != null) {
>               logAppender.log(line);
>       }
> }
> {code}
> job运行时间久,result 会非常大,可能会引起内存问题



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