lkml.org 
[lkml]   [2016]   [Jun]   [25]   [last100]   RSS Feed
Views: [wrap][no wrap]   [headers]  [forward] 
 
Messages in this thread
    /
    Date
    From
    SubjectRe: 4.6.2 frequent crashes under memory + IO pressure
    On Sun, Jun 26, 2016 at 02:04:40AM +0900, Tetsuo Handa wrote:
    > It seems to me that somebody is using ALLOC_NO_WATERMARKS (with possibly
    > __GFP_NOWARN), but I don't know how to identify such callers. Maybe print
    > backtrace from __alloc_pages_slowpath() when ALLOC_NO_WATERMARKS is used?

    Wouldn't this create too much output for slow serial console?
    Or is this case supposed to be triggered rarely?

    This crash testing is pretty painful but I can try it tomorrow
    if there is no better idea.

    Johannes

    \
     
     \ /
      Last update: 2016-06-25 20:21    [W:4.158 / U:0.008 seconds]
    ©2003-2020 Jasper Spaans|hosted at Digital Ocean and TransIP|Read the blog|Advertise on this site