Top "Log4j2" questions

Log4j 2 is an upgrade to Log4j, a Java-based logging utility, that provides significant improvements over its predecessor, Log4j 1.x, and provides many of the improvements available in Logback while fixing some inherent problems in Logback's architecture.

No log4j2 configuration file found. Using default configuration: logging only errors to the console

$ java -Dlog4j.configuration=file:///path/to/your/log4j2.xml -jar /path/to/your/jar_file.jar Written to …

java log4j log4j2
Log4j2 configuration - No log4j2 configuration file found

Lately I decided to learn how to use the log4j2 logger. I downloaded required jar files, created library, xml …

java logging log4j2
Very simple log4j2 XML configuration file using Console and File appender

I'd like a very simple XML configuration file with a console and a file appender using log4j2. (The Apache …

xml console log4j2 appender fileappender
Programmatically change log level in Log4j2

I'm interested in programmatically changing the log level in Log4j2. I tried looking at their configuration documentation but that …

java log4j2
ERROR StatusLogger Log4j2 could not find a logging implementation

I am trying to implement log4j 2 but it keeps throwing the following error. > ERROR StatusLogger Log4j2 could …

java eclipse log4j2
log4j2 xml configuration - Log to file and console (with different levels)

I want to do two things: Log to console with a certain log-level Log to file with another log-level Console …

xml log4j log4j2
Time based triggering policy in log4j2

I am trying to create new log files on an hourly basis. I am using TimeBasedTriggerringPolicy of lo4j2 in …

java logging configuration log4j log4j2
How to Create a Custom Appender in log4j2?

As disscussed in this link : How to create a own Appender in log4j? For creating a custom appender in …

java logging log4j log4j2
Is it worth to use slf4j with log4j2

I am not able to decide whether to use slf4j or not with log4j2. Based on online posts, …

java logging log4j slf4j log4j2
Log4J2 property substitution - default

I just wonder if there is any way to provide default value for property substitution in LOG4J? I want …

java logging log4j log4j2