On 10/22/19 7:04 AM, Leon Fauster via CentOS wrote: > Am 22.10.19 um 04:52 schrieb Orion Poplawski: >> On 10/21/19 3:42 PM, Leon Fauster via CentOS wrote: >>> Does someone have a working tmp on tmpfs via >>> >>> systemctl enable tmp.mount >>> >>> under CentOS8/RHEL8? This seems to work straight in EL7 ... >>> >>> >>> # LANG=C systemctl enable tmp.mount >>> The unit files have no installation config (WantedBy, RequiredBy, >>> Also, Alias >>> settings in the [Install] section, and DefaultInstance for template >>> units). >> >> Looks like a known issue: >> >> https://bugzilla.redhat.com/show_bug.cgi?id=1667065 >> > > It works in EL7 and F30. In EL8 it seems to be intentional : > > $ rpm -q --changelog systemd |grep tmp.mount > > - unit: don't add Requires for tmp.mount (#1619292) > > $ grep -E 'tmpfs|tmp.mount' systemd.spec |grep -v devpts > > Patch0004: 0004-Avoid-tmp-being-mounted-as-tmpfs-without-the-user-s-.patch > Patch0059: 0059-unit-don-t-add-Requires-for-tmp.mount.patch > # No tmp-on-tmpfs by default in RHEL. bz#876122 bz#1578772 > rm -f > %{buildroot}%{_prefix}/lib/systemd/system/local-fs.target.wants/tmp.mount > - unit: don't add Requires for tmp.mount (#1619292) > - avoid /tmp being mounted as tmpfs without the user's will (#1578772) > - do not mount /tmp as tmpfs (#1578772) > - Enable /var/run and /var/lock on tmpfs > > > The "remove" stanza leads to the missing "WantedBy". > > Unfortunately all bz# are private ... so why they remove this > functionality? We then at least known what impact it has when > enabled. > I'm not quite sure why you don't appear to have read the bug I pointed to. It has been fix in git (c8-beta branch) and will either be out with 8.1 or with an errata earlier if it is judged to be worth it. -- Orion Poplawski Manager of NWRA Technical Systems 720-772-5637 NWRA, Boulder/CoRA Office FAX: 303-415-9702 3380 Mitchell Lane orion at nwra.com Boulder, CO 80301 https://www.nwra.com/