On Friday, January 3, 2020 1:51:00 PM MST Robbie Harwood wrote: > Robbie Harwood <rharwood@xxxxxxxxxx> writes: > > Ben Cotton <bcotton@xxxxxxxxxx> writes: > >> https://fedoraproject.org/wiki/Changes/EnableEarlyoom > >> > >> == Summary == > >> Install earlyoom package, and enable it by default. This will cause > >> the kernel oomkiller to trigger sooner, but will not affect which > >> process it chooses to kill off. The idea is to recover from out of > >> memory situations sooner, rather than the typical complete system hang > >> in which the user has no other choice but to force power off. > >> > >> # enable earlyoom by default on workstation > >> enable earlyoom.service > >> </pre> > > > > The OOM killer is a kernel function. I have no opinion on this proposal > > as it stands, but I would like it to include an explanation of why this > > requires a service in userspace to fix. > > Another thought. Wouldn't some of the pain here be alleviated by > setting vm.swappiness=0? Currently it seems to be 60, which results in > somewhat aggressive swap use; 1 seems better (minimal swapping without > disabling), while 0 will disable it for general use (while preserving it > for hibernation). This would at least improve the disk thrashing during > OOM situations. > > Thanks, > --Robbie To clarify, according to the Workstation group, hibernation isn't even supported. Regardless, if this Change is accepted, it should probably be done on a per- spin basis. If the GNOME Spin wants this, that's one thing, but I don't believe this would be a good idea on servers. -- John M. Harris, Jr. Splentity _______________________________________________ devel mailing list -- devel@xxxxxxxxxxxxxxxxxxxxxxx To unsubscribe send an email to devel-leave@xxxxxxxxxxxxxxxxxxxxxxx Fedora Code of Conduct: https://docs.fedoraproject.org/en-US/project/code-of-conduct/ List Guidelines: https://fedoraproject.org/wiki/Mailing_list_guidelines List Archives: https://lists.fedoraproject.org/archives/list/devel@xxxxxxxxxxxxxxxxxxxxxxx
