I used gperftools to have a analysis like this: first is using skywalking-agent:
 second is not using skywalking-agent:  Tomorrow I will try btrace to print stack to have a look. [ Full content available at: https://github.com/apache/incubator-skywalking/issues/1666 ] This message was relayed via gitbox.apache.org for devnull@infra.apache.org