Scene: 1. The Inter micro-services call each other, tracking the situation calls between the various services
2. single service or application, a method of tracking a single run time (when the recommended system optimization)
Installation documentation: https://pan.baidu.com/disk/home?errno=0&errmsg=Auth%20Login%20Sucess&&bduss=&ssnerror=0&traceid=#/all?vmode=list&path=%2FSea%20in%2Fskywalking%20%E7% 9A% 84% E5% AE% 89% E8% A3% 85% E6% 96% 87% E6% A1% A3