[ 
https://issues.apache.org/jira/browse/LOG4J2-565?page=com.atlassian.jira.plugin.system.issuetabpanels:comment-tabpanel&focusedCommentId=13933405#comment-13933405
 ] 

Tiago Cardoso edited comment on LOG4J2-565 at 3/13/14 3:30 PM:
---------------------------------------------------------------

It has also occured to me that it could be something related with the classpath 
(unreachable network), so I am limiting the classpath to the /tmp folder:
{panel}
/g6opt/javaapp/fusion/ejre1.6.0_25/bin/java 
-Dlog4j.configurationFile=/tmp/log4j2.xml -classpath /tmp -jar /tmp/AppJar.jar
{panel}

so the printed classpath is:
{panel}
Classpath:/tmp/AppJar.jar
{panel}
My log4j2 files is:
{code:xml}
<Configuration>
  <Appenders>
    <Console name="Console" target="SYSTEM_OUT">
      <PatternLayout pattern="[%d{dd MMM yyyy - HH:mm:ss.SSS}] %p - %m%n"/>
    </Console>
    <RollingRandomAccessFile name="RollingRandomAccessFile" 
fileName="/tmp/teste.log"
                 filePattern="/tmp/testingLog.PART_%i.gz"
                 immediateFlush="true">
      <PatternLayout>
        <Pattern>[%d{dd MMM yyyy - HH:mm:ss.SSS}] %p - %m%n</Pattern>
      </PatternLayout>
      <Policies>
        <SizeBasedTriggeringPolicy size="100 KB"/>
      </Policies>
      <DefaultRolloverStrategy compressionLevel="1"  max="200"/>
    </RollingRandomAccessFile>
  </Appenders>
  <Loggers>
    <Root level="trace">
      <AppenderRef ref="RollingRandomAccessFile"/>
      <AppenderRef ref="Console"/>
    </Root>
  </Loggers>
</Configuration>
{code}

I've also tested the app in a panda board and Raspery Pi board (with Java 7) 
and the log4j2 was tooking 7seconds to load.... (log4j 1.xx was taking about 
200ms)

I am starting to think that is something related with the IO but I don't 
understand why it requires almost 30 seconds to load.




was (Author: matutano):
It has also occured to me that it could be something related with the classpath 
(unreachable network), so I am limiting the classpath to the /tmp folder:

/g6opt/javaapp/fusion/ejre1.6.0_25/bin/java 
-Dlog4j.configurationFile=/tmp/log4j2.xml -classpath /tmp -jar /tmp/AppJar.jar

so the printed classpath is:
Classpath:/tmp/AppJar.jar

My log4j2 files is:

<Configuration>
  <Appenders>
    <Console name="Console" target="SYSTEM_OUT">
      <PatternLayout pattern="[%d{dd MMM yyyy - HH:mm:ss.SSS}] %p - %m%n"/>
    </Console>
    <RollingRandomAccessFile name="RollingRandomAccessFile" 
fileName="/tmp/teste.log"
                 filePattern="/tmp/testingLog.PART_%i.gz"
                 immediateFlush="true">
      <PatternLayout>
        <Pattern>[%d{dd MMM yyyy - HH:mm:ss.SSS}] %p - %m%n</Pattern>
      </PatternLayout>
      <Policies>
        <SizeBasedTriggeringPolicy size="100 KB"/>
      </Policies>
      <DefaultRolloverStrategy compressionLevel="1"  max="200"/>
    </RollingRandomAccessFile>
  </Appenders>
  <Loggers>
    <Root level="trace">
      <AppenderRef ref="RollingRandomAccessFile"/>
      <AppenderRef ref="Console"/>
    </Root>
  </Loggers>
</Configuration>


I've also tested the app in a panda board and Raspery Pi board (with Java 7) 
and the log4j2 was tooking 7seconds to load.... (log4j 1.xx was taking about 
200ms)

I am starting to think that is something related with the IO but I don't 
understand why it requires almost 30 seconds to load.



> Log4j2 loading time
> -------------------
>
>                 Key: LOG4J2-565
>                 URL: https://issues.apache.org/jira/browse/LOG4J2-565
>             Project: Log4j 2
>          Issue Type: Bug
>          Components: API
>    Affects Versions: 2.0-rc1
>         Environment: Using ejre1.6.0_25 in an ARM926EJ-S rev 5 (v5l)
>            Reporter: Tiago Cardoso
>
> Everything runs fine on the Desktop computer, but the embedded system 
> struggles to obtain the Logger.
> It takes 17 seconds just to run this line:
> Logger logger = LogManager.getLogger("testLogger");
> The classpath is empty and the whole applications is just:
> public static void main(String[] arg){
>     System.out.println("Starting application:" + System.currentTimeMillis());
>     Logger logger = LogManager.getLogger("testLogger");
>     logger.trace("Going to leave application." + System.currentTimeMillis());
>     System.exit(1);
> }
> The same system is able to run a client graphic application without this kind 
> of event.



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