On Mon 03-07-17 20:02:16, zhouxianrong wrote: [...] > from above i think after applying the patch the result is better. You haven't described your testing methodology, nor the workload that was tested. As such this data is completely meaningless. -- Michal Hocko SUSE Labs -- To unsubscribe, send a message with 'unsubscribe linux-mm' in the body to majordomo@xxxxxxxxx. For more info on Linux MM, see: http://www.linux-mm.org/ . Don't email: <a href=mailto:"dont@xxxxxxxxx"> email@xxxxxxxxx </a>