On Tue, Dec 02, 2014 at 04:06:08PM +1100, Christian Marie wrote: > On Tue, Dec 02, 2014 at 01:53:24PM +0900, Joonsoo Kim wrote: > > This is just my assumption, so if possible, please check it with > > compaction tracepoint. If it is, we can make a solution for this > > problem. > > Which event/function would you like me to trace specifically? Hello, It'd be very helpful to get output of "trace_event=compaction:*,kmem:mm_page_alloc_extfrag" on the kernel with my tracepoint patches below. See following link. There is 3 patches. https://lkml.org/lkml/2014/12/3/71 Thanks. -- 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>