[FLINK-3334] [conf] Include year-month-day in the log output

flink-dist/src/main/flink-bin/conf/log4j-cli.properties

@@ -23,7 +23,7 @@ log4j.appender.file=org.apache.log4j.FileAppender
 log4j.appender.file.file=${log.file}
 log4j.appender.file.append=false
 log4j.appender.file.layout=org.apache.log4j.PatternLayout
-log4j.appender.file.layout.ConversionPattern=%d{HH:mm:ss,SSS} %-5p %-60c %x - %m%n
+log4j.appender.file.layout.ConversionPattern=%d{yyyy-MM-dd HH:mm:ss,SSS} %-5p %-60c %x - %m%n
 
 
 # Log output from org.apache.flink.yarn to the console. This is used by the
@@ -34,7 +34,7 @@ log4j.logger.org.apache.hadoop=INFO, console
 
 log4j.appender.console=org.apache.log4j.ConsoleAppender
 log4j.appender.console.layout=org.apache.log4j.PatternLayout
-log4j.appender.console.layout.ConversionPattern=%d{HH:mm:ss,SSS} %-5p %-60c %x - %m%n
+log4j.appender.console.layout.ConversionPattern=%d{yyyy-MM-dd HH:mm:ss,SSS} %-5p %-60c %x - %m%n
 
 # suppress the warning that hadoop native libraries are not loaded (irrelevant for the client)
 log4j.logger.org.apache.hadoop.util.NativeCodeLoader=OFF

flink-dist/src/main/flink-bin/conf/log4j-yarn-session.properties

@@ -21,7 +21,7 @@ log4j.rootLogger=INFO, stdout
 # Log all infos in the given file
 log4j.appender.stdout=org.apache.log4j.ConsoleAppender
 log4j.appender.stdout.layout=org.apache.log4j.PatternLayout
-log4j.appender.stdout.layout.ConversionPattern=%d{HH:mm:ss,SSS} %-5p %-60c %x - %m%n
+log4j.appender.stdout.layout.ConversionPattern=%d{yyyy-MM-dd HH:mm:ss,SSS} %-5p %-60c %x - %m%n
 
 # suppress the irrelevant (wrong) warnings from the netty channel handler
 log4j.logger.org.jboss.netty.channel.DefaultChannelPipeline=ERROR, stdout

flink-dist/src/main/flink-bin/conf/log4j.properties

@@ -23,7 +23,7 @@ log4j.appender.file=org.apache.log4j.FileAppender
 log4j.appender.file.file=${log.file}
 log4j.appender.file.append=false
 log4j.appender.file.layout=org.apache.log4j.PatternLayout
-log4j.appender.file.layout.ConversionPattern=%d{HH:mm:ss,SSS} %-5p %-60c %x - %m%n
+log4j.appender.file.layout.ConversionPattern=%d{yyyy-MM-dd HH:mm:ss,SSS} %-5p %-60c %x - %m%n
 
 # suppress the irrelevant (wrong) warnings from the netty channel handler
 log4j.logger.org.jboss.netty.channel.DefaultChannelPipeline=ERROR, file

flink-dist/src/main/flink-bin/conf/logback-yarn.xml

@@ -21,13 +21,13 @@
         <file>${log.file}</file>
         <append>false</append>
         <encoder>
-            <pattern>%d{HH:mm:ss.SSS} [%thread] %-5level %logger{60} %X{sourceThread} - %msg%n</pattern>
+            <pattern>%d{yyyy-MM-dd HH:mm:ss.SSS} [%thread] %-5level %logger{60} %X{sourceThread} - %msg%n</pattern>
         </encoder>
     </appender>
 
     <appender name="console" class="ch.qos.logback.core.ConsoleAppender">
         <encoder>
-            <pattern>%d{HH:mm:ss} %-5level %logger{60} %X{sourceThread} - %msg%n</pattern>
+            <pattern>%d{yyyy-MM-dd HH:mm:ss} %-5level %logger{60} %X{sourceThread} - %msg%n</pattern>
         </encoder>
     </appender>
 
@@ -36,4 +36,4 @@
         <appender-ref ref="file"/>
         <appender-ref ref="console"/>
     </root>
-</configuration>
\ No newline at end of file
+</configuration>

flink-dist/src/main/flink-bin/conf/logback.xml

@@ -21,11 +21,12 @@
         <file>${log.file}</file>
         <append>false</append>
         <encoder>
-            <pattern>%d{HH:mm:ss.SSS} [%thread] %-5level %logger{60} %X{sourceThread} - %msg%n</pattern>
+            <pattern>%d{yyyy-MM-dd HH:mm:ss.SSS} [%thread] %-5level %logger{60} %X{sourceThread} - %msg%n</pattern>
         </encoder>
     </appender>
 
     <root level="INFO">
         <appender-ref ref="file"/>
     </root>
-</configuration>
\ No newline at end of file
+</configuration>
+