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https://issues.apache.org/jira/browse/FLINK-18210?page=com.atlassian.jira.plugin.system.issuetabpanels:comment-tabpanel&focusedCommentId=17327789#comment-17327789
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Flink Jira Bot commented on FLINK-18210:
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This major issue is unassigned and itself and all of its Sub-Tasks have not
been updated for 30 days. So, it has been labeled "stale-major". If this ticket
is indeed "major", please either assign yourself or give an update. Afterwards,
please remove the label. In 7 days the issue will be deprioritized.
> The tmpdir will be clean up when stop historyserver
> ---------------------------------------------------
>
> Key: FLINK-18210
> URL: https://issues.apache.org/jira/browse/FLINK-18210
> Project: Flink
> Issue Type: Improvement
> Components: Runtime / Web Frontend
> Affects Versions: 1.9.2, 1.12.0
> Reporter: JieFang.He
> Priority: Major
> Labels: stale-major
>
> The tmpdir（config by historyserver.web.tmpdir） will be clean up when stop
> historyserver。But the directory may be shared, it is better to delete files
> that created by historyserver。
> Part of the code to stop historyserver is shown below
> {code:java}
> try {
> LOG.info("Removing web dashboard root cache directory {}", webDir);
> FileUtils.deleteDirectory(webDir);
> } catch (Throwable t) {
> LOG.warn("Error while deleting web root directory {}", webDir, t);
> }
> {code}
> FileUtils.deleteDirectory：
> {code:java}
> // empty the directory first
> try {
> cleanDirectoryInternal(directory);
> }
> {code}
> cleanDirectoryInternal：
> {code:java}
> // remove all files in the directory
> for (File file : files) {
> if (file != null) {
> deleteFileOrDirectory(file);
> }
> }
> {code}
>
>
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