最近在看Kafka的设计原理,kafka在数据传输时采用了zero copy技术:. 使用Zero copy方式在内核层直接将文件内容传送给网络Socket,避免应用层数据拷贝,减小IO开销. 关于Zero copy,更多请点击 Efficient data transfer through zero copy.
This is a list of things you should consider when dealing with a high traffic production environment if you want to minimise the impact of rolling updates and downscaling..