Data structures and overhead
Posted May 25, 2026 1:12 UTC (Mon) by RazeLighter777 (subscriber, #130021)Parent article: Custom page-cache policies with BPF
BPF does have the LRU map types which seem will suited for this purpose, as well as the new arena types. It will be interesting to see if there is any peformance overhead for BPF page cache programs versus the built in LRU implementation