On 2020/04/29 6:48, David Rientjes wrote: > Somewhat related to what I described in the changelog: we lost the "page > allocation stalls" artifacts in the kernel log for 4.15. The commit > description references an asynchronous mechanism for getting this > information; I don't know where this mechanism currently lives. The asynchronous mechanism I meant in that commit is https://lkml.kernel.org/r/c9c87635-6e00-5ce7-b05a-966011c8fe3f@xxxxxxxxxxxxxxxxxxx . We are still forced to live in a world where we cannot get a clue for stalled allocations. :-(