[Special Topic on Redis core principles] [technology improvement series] analyze and explore how to realize the hot key discovery mechanism of LFU and the principle of internal Scan technology
Preface introduction
It is inevitable that there are access hotspots in the business, and redis will also encounter this problem. However, how to find the hot key has been perplexing many users. Redis4 0 has brought us many new features, including LFU based hot key discovery mechanism.
Least Frequently Used
Least Frequently Used - referred t ...
Added by Patrick on Fri, 17 Dec 2021 11:33:19 +0200