zhijiangW commented on a change in pull request #8646: [FLINK-12735][network] Make shuffle environment implementation independent with IOManager URL: https://github.com/apache/flink/pull/8646#discussion_r297236152
########## File path: flink-runtime/src/test/java/org/apache/flink/runtime/io/network/NettyShuffleEnvironmentBuilder.java ########## @@ -55,7 +54,9 @@ private MetricGroup metricGroup = UnregisteredMetricGroups.createUnregisteredTaskManagerMetricGroup(); - private IOManager ioManager = new IOManagerAsync(); + private final String tempDir = EnvironmentInformation.getTemporaryFileDirectory(); + + private String[] tempDirs = new String[] {tempDir}; Review comment: The `tempDirs` could be reset in builder, so it could not be defined final here. Do you think it is necessary for define static for both `tempDir` and `tempDirs`? ---------------------------------------------------------------- This is an automated message from the Apache Git Service. To respond to the message, please log on to GitHub and use the URL above to go to the specific comment. For queries about this service, please contact Infrastructure at: us...@infra.apache.org With regards, Apache Git Services