On Tue 17-12-19 06:29:15, Yafang Shao wrote: > On my server there're some running MEMCGs protected by memory.{min, low}, > but I found the usage of these MEMCGs abruptly became very small, which > were far less than the protect limit. It confused me and finally I > found that was because of inode stealing. What do you mean by this exactly. Are those inodes reclaimed by the regular memory reclaim or by other means? Because shrink_node does exclude shrinking slab for protected memcgs. -- Michal Hocko SUSE Labs