Hi Alan, On 05/13/2016 05:04 PM, One Thousand Gnomes wrote: >>> Perhaps Sebastian's choice could be made to depend on CONFIG_EMBEDDED, >>> rather than CONFIG_EXPERT? >> >> Even if the overcommit behavior is different on those systems the >> primary question hasn't been answered yet. Why cannot this be done from >> the userspace? In other words what wouldn't work properly? > > Most allocations in C have no mechanism to report failure. > > Stakc expansion failure is not reportable. Copy on write failure is not > reportable and so on. But wouldn't those affect a given process at at time? Does that means that the OOM-killer is woken up to kill process X when those situations arise on process Y? Also, under what conditions would copy-on-write fail? Best regards, Sebastian -- 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>