On Thu 20-10-16 20:38:05, zhouxianrong@xxxxxxxxxx wrote: > From: z00281421 <z00281421@xxxxxxxxxxxxxxxxxxxx> > > The bdi flusher should be throttled only depends on > own bdi and is decoupled with others. > > separate PGDAT_WRITEBACK into PGDAT_ANON_WRITEBACK and > PGDAT_FILE_WRITEBACK avoid scanning anon lru and it is ok > then throttled on file WRITEBACK. Could you please answer questions from http://lkml.kernel.org/r/20161018114207.GD12092@xxxxxxxxxxxxxx before coming up with new and even more complex patches please? I would really like to understand the issue you are seeing before jumping into patches... Thanks! -- 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>