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https://issues.apache.org/jira/browse/FLINK-4378?page=com.atlassian.jira.plugin.system.issuetabpanels:comment-tabpanel&focusedCommentId=15418838#comment-15418838
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ASF GitHub Bot commented on FLINK-4378:
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Github user wenlong88 commented on the issue:
https://github.com/apache/flink/pull/2356
the change is a little bigger than expected. because {{FileSystem}} will be
cached once created ,to make sure the user defined configuration work,
{{fs.%s.impl.disable.cache}} need to be set true and I cache the file system to
avoid creating the filesystem duplicated.
> Enable RollingSink to custom HDFS client configuration
> ------------------------------------------------------
>
> Key: FLINK-4378
> URL: https://issues.apache.org/jira/browse/FLINK-4378
> Project: Flink
> Issue Type: Improvement
> Components: filesystem-connector
> Reporter: Wenlong Lyu
> Assignee: Wenlong Lyu
>
> Optimizing the configuration of hdfs client in different situation, such as
> {{io.file.buffer.size}} can make rolling sink perform better.
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