On Fri, 15 Jan 2016 11:12:18 +0100 Michal Hocko <mhocko@xxxxxxxxxx> wrote: > On Thu 14-01-16 13:51:16, David Rientjes wrote: > > I think it's time to kill sysrq+F and I'll send those two patches > > unless there is a usecase I'm not aware of. > > I have described one in the part you haven't quoted here. Let me repeat: > : Your system might be trashing to the point you are not able to log in > : and resolve the situation in a reasonable time yet you are still not > : OOM. sysrq+f is your only choice then. > > Could you clarify why it is better to ditch a potentially usefull > emergency tool rather than to make it work reliably and predictably? Even if it doesn't work reliably and predictably it is *still* better than removing it as it works currently. Today we have "might save you a reboot", the removal turns it into "you'll have to reboot". That's a regression. Alan -- 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>