Arch Linux Increasing Its vm.max_map_count To Help Steam Play Games & Other Software
Similar to Ubuntu 24.04 LTS, Fedora 39, and other recent Linux distributions increasing its vm.max_map_count default in order to satisfy some Windows games running under Valve's Steam Play (Proton) and other memory-intensive software, Arch Linux is also increasing its default value.
Source: phoronix.com