删除plugin目录下的相关jar包:skywalking-agent/plugins/*.jar
+-- skywalking-agent +-- activations apm-toolkit-log4j-1.x-activation.jar apm-toolkit-log4j-2.x-activation.jar apm-toolkit-logback-1.x-activation.jar ... +-- config agent.config +-- plugins apm-dubbo-plugin.jar apm-feign-default-http-9.x.jar apm-httpClient-4.x-plugin.jar ..... skywalking-agent.jar