WIP: pipewire: trying to tune so lima doesnt crash
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@ -82,6 +82,24 @@ in
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default.clock.max-quantum = ${builtins.toString cfg.config.max-quantum}
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default.clock.max-quantum = ${builtins.toString cfg.config.max-quantum}
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}
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}
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'';
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'';
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fs.".config/pipewire/pipewire.conf.d/20-sane-rtkit.conf".symlink.text = ''
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# documented inside <repo:pipewire/pipewire:/src/modules/module-rt.c>
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context.modules = [{
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name = libpipewire-module-rt
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args = {
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nice.level = 0
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#rt.prio = 88
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#rt.time.soft = -1
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#rt.time.hard = -1
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#rlimits.enabled = true
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#rtportal.enabled = true
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#rtkit.enabled = true
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#uclamp.min = 0
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#uclamp.max = 1024
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}
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flags = [ ifexists nofail ]
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}]
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'';
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# see: <https://docs.pipewire.org/page_module_protocol_native.html>
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# see: <https://docs.pipewire.org/page_module_protocol_native.html>
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# defaults to placing the socket in /run/user/$id/{pipewire-0,pipewire-0-manager,...}
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# defaults to placing the socket in /run/user/$id/{pipewire-0,pipewire-0-manager,...}
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@ -25,8 +25,8 @@ in
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ExecStart = lib.escapeShellArgs [
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ExecStart = lib.escapeShellArgs [
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"${cfg.package}/libexec/rtkit-daemon"
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"${cfg.package}/libexec/rtkit-daemon"
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"--scheduling-policy=FIFO"
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"--scheduling-policy=FIFO"
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"--our-realtime-priority=89"
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"--our-realtime-priority=79"
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"--max-realtime-priority=88"
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"--max-realtime-priority=78" # N.B.: setting this too aggressively can hang weak devices!
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"--min-nice-level=-19"
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"--min-nice-level=-19"
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"--rttime-usec-max=2000000"
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"--rttime-usec-max=2000000"
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"--users-max=100"
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"--users-max=100"
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@ -2,10 +2,10 @@
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{
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{
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sane.programs.wireplumber = {
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sane.programs.wireplumber = {
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sandbox.method = "bwrap";
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sandbox.method = "bwrap";
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sandbox.whitelistDbus = [
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# sandbox.whitelistDbus = [
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"system" #< so it can request better scheduling from rtkit
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# "system" #< so it can request better scheduling from rtkit
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"user" #< TODO: is this needed?
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# # "user" #< TODO: is this needed?
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];
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# ];
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sandbox.whitelistAudio = true;
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sandbox.whitelistAudio = true;
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sandbox.extraPaths = [
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sandbox.extraPaths = [
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# i think these video inputs (for e.g. webcam) are optional.
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# i think these video inputs (for e.g. webcam) are optional.
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@ -20,10 +20,10 @@
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"/sys/class/video4linux"
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"/sys/class/video4linux"
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"/sys/devices"
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"/sys/devices"
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];
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];
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sandbox.extraConfig = [
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# sandbox.extraConfig = [
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# needed if i want rtkit to grant this higher scheduling priority
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# # needed if i want rtkit to grant this higher scheduling priority
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"--sane-sandbox-keep-namespace" "pid"
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# "--sane-sandbox-keep-namespace" "pid"
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];
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# ];
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suggestedPrograms = [ "alsa-ucm-conf" ];
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suggestedPrograms = [ "alsa-ucm-conf" ];
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