# systemd --version systemd 219 +PAM +AUDIT +SELINUX +IMA +APPARMOR +SMACK +SYSVINIT +UTMP +LIBCRYPTSETUP +GCRYPT -GNUTLS +ACL +XZ -LZ4 -SECCOMP +BLKID -ELFUTILS +KMOD -IDN
On Fri, Jan 29, 2016 at 12:49 PM, Mantas Mikulėnas <[email protected]> wrote: > On Fri, Jan 29, 2016 at 8:08 AM, pavi1729 <[email protected]> wrote: >> >> Hi, >> I have an issue with libpam-systemd which is interfering with >> scheduler settings on my machine. Details as below >> >> -------------------------------------------------------------------------- >> File: linux/kernel/sched/core.c >> >> WITHOUT libpam-systemd >> >> [ 36.278241] rt_bandwidth_enabled(): 1 >> [ 36.281977] rt_policy(policy) : 1 >> [ 36.285367] task_group_is_autogroup(task_group(p)) : 0 >> [ 36.289883] task_group(p)->rt_bandwidth.rt_runtime : 950000000 >> >> >> WITH libpam-systemd INSTALLED >> >> [ 2096.713855] rt_bandwidth_enabled(): 1 >> [ 2096.717871] rt_policy(policy) : 1 >> [ 2096.721408] task_group_is_autogroup(task_group(p)) : 0 >> [ 2096.726180] task_group(p)->rt_bandwidth.rt_runtime: 0 <-- (gets set to >> 0) >> >> >> QUESTION: Why is libpam-systemd setting >> task_group(p)->rt_bandwidth.rt_runtime to 0 ? > > > Probably due to moving the process to a separate (per-user) cgroup; check > /proc/self/cgroup. > > There are known kernel problems with RT scheduling; see also: > https://github.com/systemd/systemd/blob/master/README#L99-L106 > >> >> SYSTEM DETAILS >> >> root at pavi:/home/pavi# uname -a >> Linux pavi 3.18.21-pavi-g4c8a53e-dirty #43 SMP PREEMPT Fri Dec 18 >> 14:56:40 IST 2015 aarch64 aarch64 aarch64 GNU/Linux >> >> >> root at pavi:/home/pavi# cat /etc/os-release >> NAME="Ubuntu" >> VERSION="15.04 (Vivid Vervet)" >> ID=ubuntu >> ID_LIKE=debian >> PRETTY_NAME="Ubuntu 15.04" >> VERSION_ID="15.04" >> HOME_URL="http://www.ubuntu.com/"; >> SUPPORT_URL="http://help.ubuntu.com/"; >> BUG_REPORT_URL="http://bugs.launchpad.net/ubuntu/"; > > > But which systemd version? > > -- > Mantas Mikulėnas <[email protected]> _______________________________________________ systemd-devel mailing list [email protected] http://lists.freedesktop.org/mailman/listinfo/systemd-devel
