Some question about blkio Cgroup

[younaman]

Hello everyone,I am a gree hand of Cgroup!About blkio Cgroup.I learned that the blkio Cgroup only controls the direct io of process.But,my question is that how the blkio Cgroup limit the iops of processes?How the blkio Cgroup caculate the iops of a process?How the blkio Cgroup collection the information about iops of processes?If I want to read the source code of blkio Cgroup and understand it,where is the location?I would be grateful if you could give me some suggestion!Thans a lot!