acquire real-time priority. svn path=/nixos/trunk/; revision=27963wip/yesman
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# A module for ‘rtkit’, a DBus system service that hands out realtime |
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# scheduling priority to processes that ask for it. |
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{ config, pkgs, ... }: |
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with pkgs.lib; |
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{ |
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options = { |
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security.rtkit.enable = mkOption { |
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default = false; |
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description = '' |
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Whether to enable the RealtimeKit system service, which hands |
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out realtime scheduling priority to user processes on |
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demand. For example, the PulseAudio server uses this to |
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acquire realtime priority. |
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''; |
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}; |
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}; |
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config = mkIf config.security.rtkit.enable { |
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environment.systemPackages = [ pkgs.rtkit ]; |
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services.dbus.packages = [ pkgs.rtkit ]; |
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users.extraUsers = singleton |
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{ name = "rtkit"; |
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uid = config.ids.uids.rtkit; |
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description = "RealtimeKit daemon"; |
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}; |
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}; |
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} |
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