On 08/10/2016 07:45 AM, Huang, Ying wrote: > For vm event, I found for now there are only two vm event for swap: > PSWPIN and PSWPOUT. There are counted when page and read from or write > to the block device. So I think we have no existing vm event to count > here. I think the point still stands that we should ensure that we have proper instrumentation to see when huge swap is being used and if/how pages are being split during the process. -- 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>