A large state-owned group is a wholly state-owned company established in accordance with the "Company Law of the People's Republic of China". The company does not have a shareholder meeting. The Ministry of Finance performs the duties of investor on behalf of the State Council in accordance with national laws and administrative regulations. The company establishes party group, board of directors, and managers. The company operates various ** businesses in accordance with the law and undertakes ** universal service obligations. Entrusted by the government to provide ** and other services, the company implements commercial operations for competitive ** businesses.
After years of continuous development, the company has transformed and upgraded into a large-scale enterprise group integrating industry and finance with diversified business. With the significantly improved competitiveness and the efficiency, the company's social impact has been expanding.
The original database infrastructure is minicomputer + traditional storage, which supports ERP centralized accounting and reimbursement, payment network, command and dispatch GA system, e-commerce platform, OA, human resource system and other businesses. With the development of business, the system encountered difficulties in performance upgrades and capacity expansion.
Due to the single source of supply, insufficient competition, deep binding of manufacturer technology and products, this architecture has insufficient bargaining power and high upgrades and maintenance costs. Moreover, the objective reasons such as cultural and time zone also bring the difficulty in technical support response and quality to meet the ever-increasing demand.
Users are eager to have alternative solutions to meet the needs of business development:
1. Stable and reliable. Use parts and components that have been verified by large-scale deployment, and achieve system-level high reliability and fault tolerance through system design.
2. High performance. The system can provide stable high performance to meet high throughput and low latency application requirements at the same time, so as to improve user experience and business processing efficiency.
3. Upgrade, operation and maintenance friendly. The system has good characteristics in operation and maintenance and scalability.
4. After-sale warranty. Suppliers are required to provide fast and timely technical service.
With the full use of high-performance NVMe SSDs as storage media, the Oracle RAC solution based on open x86 architecture can provide excellent storage performance for database services 
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