zentol commented on a change in pull request #11073: [FLINK-15672][build]
Migrate to log4j2
URL: https://github.com/apache/flink/pull/11073#discussion_r381340360
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File path: docs/ops/deployment/native_kubernetes.zh.md
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@@ -134,15 +134,16 @@ By default, the JobManager and TaskManager only store
logs under `/opt/flink/log
If you want to use `kubectl logs <PodName>` to view the logs, you must perform
the following:
1. Add a new appender to the log4j.properties in the Flink client.
-2. Update the rootLogger in log4j.properties to `log4j.rootLogger=INFO, file,
console`.
+2. Add the following 'appenderRef' the rootLogger in log4j.properties
`rootLogger.appenderRef.console.ref = ConsoleAppender`.
3. Remove the redirect args by adding config option
`-Dkubernetes.container-start-command-template="%java% %classpath% %jvmmem%
%jvmopts% %logging% %class% %args%"`.
4. Stop and start your session again. Now you could use `kubectl logs` to view
your logs.
{% highlight bash %}
# Log all infos to the console
-log4j.appender.console=org.apache.log4j.ConsoleAppender
-log4j.appender.console.layout=org.apache.log4j.PatternLayout
-log4j.appender.console.layout.ConversionPattern=%d{yyyy-MM-dd HH:mm:ss,SSS}
%-5p %-60c %x - %m%n
+appender.console.name = org.apache.log4j.ConsoleAppender
+appender.console.type = CONSOLE
Review comment:
I will adjust the type in `log4j-cli.properties`
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