Hello, On Fri, Aug 26, 2022 at 09:15:01AM +0800, Lu Jialin wrote: > Cgroup is used to organize and manage resource available processes. > Currently there are no handy tool for gathering reousrce usage > information for each and every child cgroups, makes it hard to detect > resource outage and debug resource issues. > > To overcome this, we present the cgroup.top interface. Just like the > top command, user is able to easily gather resource usage information > , allowing user to detect and respond to resource outage in child > cgroups I don't think this is something we want build into the kernel. Maybe what you want is something similar to below? https://github.com/facebookincubator/below Thanks. -- tejun