In Alibaba, almost all of the busiest business are builded on MySQL. It aquires MySQL can support high load. The challenge comes from sucn as complex transactions, huge number of parallel connections and press on network, cpu, memory and disk.
To deal with the high press, we have some solutions on database level, such as some patches on MySQL source and the relevant change in application code.
This topics will discuss about the solutions, focus on what problems we met, how solutions were designed and the result of them.