Re: [RFC PATCH 0/5] NUMA Balancer Suite

2019-04-22 Thread 王贇
On 2019/4/22 下午10:34, 禹舟键 wrote: > Hi, Michael > I really want to know how could you fix the conflict between numa balancer > and load balancer. Maybe you gained numa bonus by migrating some tasks to the > node with most of the cache there, but, cpu load balance was break, so how to > do it ? T

[RFC PATCH 0/5] NUMA Balancer Suite

2019-04-21 Thread 王贇
We have NUMA Balancing feature which always trying to move pages of a task to the node it executed more, while still got issues: * page cache can't be handled * no cgroup level balancing Suppose we have a box with 4 cpu, two cgroup A & B each running 4 tasks, below scenery could be easily observe