Hello, On Thu, May 23, 2019 at 02:33:46PM +0800, Xuehan Xu wrote: > From: Xuehan Xu <xuxuehan@xxxxxx> > cgroup: add a new cgroup controller dedicated to cephfs client ops limiting > > this controller is supposed to limit the metadata > ops or data ops issued to the underlying cluster. > > Signed-off-by: Xuehan Xu <xuxuehan@xxxxxx> Can you please elaborate why ceph needs its own controller? Thanks. -- tejun