Re: [systemd-devel] Current status wrt. realtime services (aka jackd)
On Tuesday 26 August 2014 at 02:48:04, Lennart Poettering wrote: On Tue, 26.08.14 02:02, Ivan Shapovalov (intelfx...@gmail.com) wrote: Hello all, is there some replacement of the ControlGroupAttribute=cpu.rt_runtime_us somevalue tunable described at http://www.freedesktop.org/wiki/Software/systemd/MyServiceCantGetRealtime/ for allowing services like `jackd -R` to run? Currently there isn't the rt cgroup attrs still haven't been implemented, because the kernel side interface is so awful, and is about to get changed. Best is probably to write these bits out from ExecStartPre= or so, and use %r to get the cgroup path. But it's really nasty, since it isn't clear what to write in there, and you'd have to iterate it up the tree, manually. That's pretty unfortunate. Is there any ETA for this or a checklist of what has to be done? -- Ivan Shapovalov / intelfx / signature.asc Description: This is a digitally signed message part. ___ systemd-devel mailing list systemd-devel@lists.freedesktop.org http://lists.freedesktop.org/mailman/listinfo/systemd-devel
Re: [systemd-devel] Current status wrt. realtime services (aka jackd)
On Tue, 26.08.14 23:55, Ivan Shapovalov (intelfx...@gmail.com) wrote: On Tuesday 26 August 2014 at 02:48:04, Lennart Poettering wrote: On Tue, 26.08.14 02:02, Ivan Shapovalov (intelfx...@gmail.com) wrote: Hello all, is there some replacement of the ControlGroupAttribute=cpu.rt_runtime_us somevalue tunable described at http://www.freedesktop.org/wiki/Software/systemd/MyServiceCantGetRealtime/ for allowing services like `jackd -R` to run? Currently there isn't the rt cgroup attrs still haven't been implemented, because the kernel side interface is so awful, and is about to get changed. Best is probably to write these bits out from ExecStartPre= or so, and use %r to get the cgroup path. But it's really nasty, since it isn't clear what to write in there, and you'd have to iterate it up the tree, manually. That's pretty unfortunate. Is there any ETA for this or a checklist of what has to be done? Tejun has been working on the kernel side to clean up the controllers one-by-one to expose sane behaviour to userspace. There isn#t really an ETA on that... Lennart -- Lennart Poettering, Red Hat ___ systemd-devel mailing list systemd-devel@lists.freedesktop.org http://lists.freedesktop.org/mailman/listinfo/systemd-devel
[systemd-devel] Current status wrt. realtime services (aka jackd)
Hello all, is there some replacement of the ControlGroupAttribute=cpu.rt_runtime_us somevalue tunable described at http://www.freedesktop.org/wiki/Software/systemd/MyServiceCantGetRealtime/ for allowing services like `jackd -R` to run? -- Ivan Shapovalov / intelfx / signature.asc Description: This is a digitally signed message part. ___ systemd-devel mailing list systemd-devel@lists.freedesktop.org http://lists.freedesktop.org/mailman/listinfo/systemd-devel