<dependency> <groupId>org.apache.skywalking</groupId> <artifactId>apm-toolkit-log4j-2.x</artifactId> <version>{project.release.version}</version> </dependency>
[%traceId]
<Appenders> <Console name="Console" target="SYSTEM_OUT"> <PatternLayout pattern="%d [%traceId] %-5p %c{1}:%L - %m%n"/> </Console> </Appenders>
-javaagent
参数激活sky-walking的探针, 如果当前上下文中存在traceid,log4j2将在输出traceId。如果探针没有被激活,将输出TID: N/A
.