Thanks, Michael! I found another man page issue at the same time, but it seemed less trivial so I opened a bug report—I hope that was the correct action and I filled in the fields correctly; it doesn't seem to have been looked at: https://bugzilla.kernel.org/show_bug.cgi?id=201029 Best, —Mike Weilgart Vertical Sysadmin, Inc. On Sep 6, 2018, at 10:35 PM, Michael Kerrisk (man-pages) <mtk.manpages@xxxxxxxxx> wrote: On 09/06/2018 02:44 AM, Mike Weilgart wrote: > The following is an excerpt from cgroups(7): > > The cgroups v2 "cpu" controller and realtime processes > As at Linux 4.15, the cgroups v2 cpu controller does not > support control > of realtime processes, and the controller can be enabled > in the root > cgroup only if all realtime threads are in the root cgroup. (If > there are > realtime processes in nonroot cgroups, then a write(2) of > the string > "+cpu" to the cgroup.subtree_control file fails with the > error EINVAL. > However, on some systems, systemd(1) places certain realtime > processes in > nonroot cgroups in the v2 hierarchy. On such systems, these > processes > must first be moved to the root cgroup before the cpu > controller can be > enabled. > > At the end of the sentence ending EINVAL, there should be a close > parenthesis after the period. Thanks, Mike. Fixed. Cheers, Michael -- Michael Kerrisk Linux man-pages maintainer; http://www.kernel.org/doc/man-pages/ Linux/UNIX System Programming Training: http://man7.org/training/
