On Mon, Dec 21, 2020 at 4:52 PM Aleksei Bavshin <alebast...@gmail.com> wrote: > > > > On 12/21/20 8:28 AM, Ben Cotton wrote: > > == Documentation == > > > > https://www.freedesktop.org/software/systemd/man/systemd-oomd.html<br /> > > https://www.freedesktop.org/software/systemd/man/oomctl.html<br /> > > https://www.freedesktop.org/software/systemd/man/oomd.conf.html > > > Be aware that if you intend to enable monitoring and actions on user.slice, > > user-$UID.slice, or their ancestor cgroups, it is highly recommended that > > your programs be managed by the systemd user manager to prevent running too > > many processes under the same session scope (and thus avoid a situation > > where memory intensive tasks trigger systemd-oomd to kill everything under > > the cgroup). If you're using a desktop environment like GNOME, it already > > spawns many session components with the systemd user manager. > > This makes me slightly very concerned. According to cgls, I have most of > the apps running directly under user-$UID.slice -> session-X.scope. That > includes a compositor (sway) and a few applications that consume > uncomfortably close to 100% of available memory (firefox, thunderbird, > clangd, gcc, etc...). > > My understanding is that unless I configure all of the above to run > under dedicated scopes, an attempt to run a memory-intensive task would > make systemd-oomd terminate the whole user slice with all my apps. > > Is there anything that could be improved for that scenario? I don't > expect that all our desktop users would start using `systemd-run --scope > --user` to launch their applications. >
My understanding is that we intend to do exactly that for you automatically when you open an application through a desktop file. So it should be fine from that perspective. -- 真実はいつも一つ！/ Always, there's only one truth! _______________________________________________ devel mailing list -- devel@lists.fedoraproject.org To unsubscribe send an email to devel-le...@lists.fedoraproject.org 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@lists.fedoraproject.org
