数据库体系结构-进程和内存结构（Process and Memory Architecture） 进程结构 服务器进程postmaster后台工作进程后端进程 内存结构 本地内存区 work_memmaintenance_work_memtemp_buffers 共享内存区 shared buffer poolWAL buffercommit log 数据库启动过程 数据库连接过程 PostgreSQL是一个client/server架构rdbms，一个服务器上运行多个进程。
Most corporate users can customize their technical architecture according to individual business needs, achieving a Web-scale IT system design.
How can we build a stable, high-concurrency instant messaging (IM) system architecture?
High Availability (HA), Fault Tolerance (FT), and Horizontal Scale Friendly (HSF) are as equally important as to functionality for web applications to run and succeed today.
With the surge in popularity of distributed service architecture and the application of design architectures, especially the microservices architectur