服务器用一半能换吗 卡顿救星 零宕机迁移方案,服务器半量升级,卡顿终结,零宕机迁移新方案
Can a server be replaced when it's half used? A laggy savior with a zero-downtime migration solution. With a half-server upgrade, the laggy period ends. A new zero-downtime migration solution
以上为机器翻译结果，长、整句建议使用 人工翻译 。