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Date: Tue, 12 May 2020 19:03:42 +0300
From: "Anton V. Boyarshinov" <boyarsh@altlinux.org>
To: "Yuriy Al. Shirokov" <yuriy.shirokov@gmail.com>
Message-ID: <20200512160342.7b1b4091@tower>
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Cc: ALT Linux Community general discussions <community@lists.altlinux.org>
Subject: Re: [Comm] JACK, /proc/sys/kernel/sched_rt_runtime_us,
 CONFIG_RT_GROUP_SCHED
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=D0=92 Fri, 8 May 2020 18:00:29 +0300
"Yuriy Al. Shirokov" <yuriy.shirokov@gmail.com> =D0=BF=D0=B8=D1=88=D0=B5=D1=
=82:

> Cannot create RT messagebuffer thread: Operation not permitted (1)
>=20
> =D0=92 =D1=82=D0=B0=D0=BA=D0=BE=D0=BC =D1=80=D0=B5=D0=B6=D0=B8=D0=BC=D0=
=B5 Ardour (=D1=80=D0=B0=D0=B4=D0=B8 =D0=BA=D0=BE=D1=82=D0=BE=D1=80=D0=BE=
=D0=B3=D0=BE =D1=8F =D0=B8 =D0=B7=D0=B0=D0=BF=D1=83=D1=81=D0=BA=D0=B0=D1=8E=
 jackd) =D1=80=D0=B0=D0=B1=D0=BE=D1=82=D0=B0=D1=82=D1=8C =D0=BE=D1=82=D0=BA=
=D0=B0=D0=B7=D1=8B=D0=B2=D0=B0=D0=B5=D1=82=D1=81=D1=8F.
>=20
> =D0=AD=D1=82=D0=BE =D0=BB=D0=B5=D1=87=D0=B8=D1=82=D1=81=D1=8F =D0=BA=D0=
=BE=D0=BC=D0=B0=D0=BD=D0=B4=D0=BE=D0=B9
> sudo sysctl -w kernel.sched_rt_runtime_us=3D-1
> =D0=BD=D0=BE =D0=B2=D1=80=D1=8F=D0=B4 =D0=BB=D0=B8 =D1=8D=D1=82=D0=BE =D1=
=88=D1=82=D0=B0=D1=82=D0=BD=D1=8B=D0=B9 =D1=81=D0=BF=D0=BE=D1=81=D0=BE=D0=
=B1 =D0=B7=D0=B0=D1=81=D1=82=D0=B0=D0=B2=D0=B8=D1=82=D1=8C jackd =D1=80=D0=
=B0=D0=B1=D0=BE=D1=82=D0=B0=D1=82=D1=8C.

=D0=92=D1=80=D0=B5=D0=BC=D0=B5=D0=BD=D0=BD=D0=BE=D0=B5 =D1=80=D0=B5=D0=B7=
=D1=8E=D0=BC=D0=B5 =D0=BB=D0=B8=D1=87=D0=BD=D0=BE=D0=B9 =D0=BF=D0=B5=D1=80=
=D0=B5=D0=BF=D0=B8=D1=81=D0=BA=D0=B8 =D1=81 =D0=AE=D1=80=D0=B8=D0=B5=D0=BC:=
 =D0=9F=D1=80=D0=BE=D0=B1=D0=BB=D0=B5=D0=BC=D0=B0 =D0=B2 =D1=87=D1=91=D0=BC=
-=D1=82=D0=BE =D0=B4=D1=80=D1=83=D0=B3=D0=BE=D0=BC =D0=B2
=D1=81=D0=B2=D0=B5=D0=B6=D0=B5=D0=B9 =D1=83=D1=81=D1=82=D0=B0=D0=BD=D0=BE=
=D0=B2=D0=BA=D0=B5 ALT Workstation 9 =D0=BE=D0=BD=D0=B0 =D0=BD=D0=B5 =D0=B2=
=D0=BE=D1=81=D0=BF=D1=80=D0=BE=D0=B8=D0=B7=D0=B2=D0=B5=D0=BB=D0=B0=D1=81=D1=
=8C.
=D0=A0=D0=B0=D0=B7=D0=B1=D0=B8=D1=80=D0=B0=D1=82=D0=B5=D0=BB=D1=8C=D1=81=D1=
=82=D0=B2=D0=BE =D0=BF=D1=80=D0=BE=D0=B4=D0=BE=D0=BB=D0=B6=D0=B0=D0=B5=D1=
=82=D1=81=D1=8F.

=D0=9D=D0=B0 =D0=B2=D1=81=D1=8F=D0=BA=D0=B8=D0=B9 =D1=81=D0=BB=D1=83=D1=87=
=D0=B0=D0=B9 =D0=B7=D0=B0=D0=BC=D0=B5=D1=87=D1=83 =D0=B4=D0=BB=D1=8F =D0=B8=
=D1=81=D1=82=D0=BE=D1=80=D0=B8=D0=B8, =D1=87=D1=82=D0=BE =D0=BC=D0=B5=D0=B6=
=D0=B4=D1=83 =D1=83=D1=81=D1=82=D0=B0=D0=BD=D0=BE=D0=B2=D0=BA=D0=BE=D0=B9 j=
ackd =D0=B8 =D0=B5=D0=B3=D0=BE
=D0=B7=D0=B0=D0=BF=D1=83=D1=81=D0=BA=D0=BE=D0=BC =D0=BD=D0=B0=D0=B4=D0=BE =
=D0=BF=D0=B5=D1=80=D0=B5=D0=BB=D0=BE=D0=B3=D0=B8=D0=BD=D0=B8=D1=82=D1=8C=D1=
=81=D1=8F, =D1=87=D1=82=D0=BE=D0=B1 =D0=BF=D1=80=D0=B8=D0=BC=D0=B5=D0=BD=D0=
=B8=D0=BB=D0=B8=D1=81=D1=8C =D0=BD=D0=B0=D1=81=D1=82=D1=80=D0=BE=D0=B9=D0=
=BA=D0=B8 =D0=BB=D0=B8=D0=BC=D0=B8=D1=82=D0=BE=D0=B2.
=20
> =D0=A0=D0=B0=D1=81=D1=81=D0=BA=D0=B0=D0=B6=D0=B8=D1=82=D0=B5, =D0=BF=D0=
=BE=D0=B6=D0=B0=D0=BB=D1=83=D0=B9=D1=81=D1=82=D0=B0, =D0=BA=D0=B0=D0=BA =D1=
=88=D1=82=D0=B0=D1=82=D0=BD=D0=BE =D0=B7=D0=B0=D0=BF=D1=83=D1=81=D0=BA=D0=
=B0=D1=82=D1=8C =D0=BF=D1=80=D0=B8=D0=BB=D0=BE=D0=B6=D0=B5=D0=BD=D0=B8=D1=
=8F =D0=B2=D1=80=D0=BE=D0=B4=D0=B5 jackd =D0=B2
> =D1=8F=D0=B4=D1=80=D0=B5, =D1=81=D0=BE=D0=B1=D1=80=D0=B0=D0=BD=D0=BD=D0=
=BE=D0=BC =D1=81 CONFIG_RT_GROUP_SCHED=3Dy.

=D0=9D=D0=BE =D0=BE=D0=BF=D1=86=D0=B8=D1=8E =D0=B2 =D1=8F=D0=B4=D1=80=D0=B5=
 =D1=8F =D0=B2=D1=81=D1=91 =D1=80=D0=B0=D0=B2=D0=BD=D0=BE =D0=B2=D1=8B=D0=
=BA=D0=BB=D1=8E=D1=87=D0=B8=D0=BB, =D0=B1=D1=83=D0=B4=D0=B5=D1=82 =D0=B2 =
=D1=81=D0=BB=D0=B5=D0=B4=D1=83=D1=8E=D1=89=D0=B5=D0=B9 =D1=81=D0=B1=D0=BE=
=D1=80=D0=BA=D0=B5.