lkml.org 
[lkml]   [2016]   [May]   [13]   [last100]   RSS Feed
Views: [wrap][no wrap]   [headers]  [forward] 
 
Messages in this thread
    /
    Date
    From
    SubjectRe: [PATCH] mm: add config option to select the initial overcommit mode
    > 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?

    Not sure I understand the question.

    > Also, under what conditions would copy-on-write fail?

    When you have no memory or swap pages free and you touch a COW page that
    is currently shared. At that point there is no resource to back to the
    copy so something must die - either the process doing the copy or
    something else.

    Alan

    \
     
     \ /
      Last update: 2016-05-13 18:01    [W:5.066 / U:0.088 seconds]
    ©2003-2020 Jasper Spaans|hosted at Digital Ocean and TransIP|Read the blog|Advertise on this site