Personal Summary 1. Possession of Linux expertise:Actual participation in planning and deployment of projects for more than 30 hosts, and independently completed the installation and integration of MySQL, Redis, MongoDB and other platforms. Managing Linux hosts as a practical work for almost a period of 10 years. Through analysis of the actual state of the environment adjusted the system to meet the needs of a large number of operations.2. Possession of integration and planning capabilities for Network systems:Conduct adjustments and planning according to existing environmental analysis to identify the actual causes of the problem. Possess the ability of reconstruction Network topology as well. In order to solve the file synchronization problems on the servers in the actual plans, the Linux host imports GFS, and takes into account the files’ consistency and data’s fault tolerance.3. Possession of integration and planning capabilities for information security and defense:Specializing in analyzing the attack techniques, the weaknesses of the system environment, and planning appropriate defense scheme. I adapt especially to the DDoS defense architecture, and this kind of expertise can be applied to solve attack problems during work.