Raised floor on the company's Internet business rely on online business infrastructure, basic services, to strengthen the stability and the routine inspection service possible danger, optimize the overall architecture to block the operation of the common fault, multiple data access in the disaster to improve business ability, through technical means, such as monitoring, log analysis, timely detection and response service failure, reduce the time of service, make the company the availability requirements of Internet business in line with expectations, to provide users with stable service.
The system operational
System operations responsible for IDC, network, CDN, and the construction of infrastructure services (LVS, NTP, DNS);Responsible for asset management, server selection, delivery, and maintenance.Detailed job responsibilities are as follows:
IDC data center construction
Collect business requirements, and forecasts the future development of the data center, from the distribution of the backbone network, data center building, as well as Internet access, network attack defense capability, capacity, space reserved, external line, field service support ability evaluation selection data center.Responsible for the construction of the data center, site maintenance work.
Network construction
Production network architecture design and planning, which includes: data center network architecture, transmission network architecture, the CDN network architecture, etc., as well as the network master daily operations.
The LVS load balancing and SNAT construction
The LVS is a flow entrance in the site architecture, according to the network scale and business requirements, building load balancing cluster;Complete network with business server cohesion, provide high performance, high availability of load scheduling ability, as well as unified network layer attack prevention ability;SNAT centralized data center public access service, through clustering deployment, ensure the high performance and high availability network services.
CDN in the planning and construction
CDN work is divided into the third party and self-built two parts.Establish a third-party CDN type selection and scheduling control;According to the business development trend, planning to build a new CDN node layout;Improve CDN business and monitoring, ensure the CDN system stable and efficient operation;Analyze the business quantity and speed up file properties of channel, the acceleration of the optimal strategy and resource matching;Be responsible for the user to hijack the CDN daily troubleshooting.
The server selection, delivery, and maintenance
Responsible for testing the server selection, including the server, the basic test and business test of all parts, reduce the engine power, improve rack deployment density, etc.Combined with the understanding of the company's business, to promote the new hardware, a new scheme to reduce server investment in the business.Responsible for server hardware failure diagnosis positioning, server hardware monitoring, health inspection tools development and maintenance.
OS, selection of the kernel and OS related maintenance work
Responsible for the whole platform selection, customization and OS kernel optimization, and update and internal release of the Patch;Establish a basis for YUM package management and distribution center, provides the common package repository;Follow up daily all kinds of OS related fault;According to different types of business, provide the optimization of directional support.
Asset management
Records and manage operations related basic physical information, including data center, network, cabinets, servers, ACL, IP, such as all kinds of information resources, make effective process, ensure the accuracy of the information;Open API interface, provide data support for the automation operations.
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