Github user XuMingmin commented on a diff in the pull request:
https://github.com/apache/flink/pull/5371#discussion_r164895503
--- Diff: flink-dist/src/main/flink-bin/conf/log4j.properties ---
@@ -31,10 +31,11 @@ log4j.logger.org.apache.hadoop=INFO
log4j.logger.org.apache.zookeeper=INFO
# Log all infos in the given file
-log4j.appender.file=org.apache.log4j.FileAppender
+log4j.appender.file=org.apache.log4j.DailyRollingFileAppender
log4j.appender.file.file=${log.file}
log4j.appender.file.append=false
log4j.appender.file.layout=org.apache.log4j.PatternLayout
+log4j.appender.file.DatePattern=.yyyy-MM-dd
--- End diff --
save as above
---
