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Thred priorities on no-PREEMPT_RT (Ubunutu)

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This commit is contained in:
Robin E. R. Davies
2024-11-14 16:15:32 -05:00
parent a52a7a2a9a
commit c01f0351f0
14 changed files with 261 additions and 109 deletions
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src/ConfigMain.cpp
+14 -6
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@@ -483,17 +483,25 @@ void InstallLimits()
throw std::runtime_error("Failed to create audio service group.");
}
fs::path limitsConfig = "/etc/security/limits.d/audio.conf";
// old limits config file bumped limits for members of the audio group, and didn't have a proper priority.
// remove it
fs::path oldLimitsConfig = "/etc/security/limits.d/audio.conf";
if (fs::exists(oldLimitsConfig))
{
fs::remove(oldLimitsConfig);
}
// bump limits for members of the pipedal_d group.
fs::path limitsConfig = "/etc/security/limits.d/90-pipedal.conf";
if (!fs::exists(limitsConfig))
{
ofstream output(limitsConfig);
output << "# Realtime priority group used by pipedal audio (and also by jack)"
<< "\n";
output << "@audio - rtprio 95"
<< "\n";
output << "@audio - memlock unlimited"
output << "# Realtime priority limits for the pipedal services"
<< "\n";
output << "@pipedal_d - rtprio 95" << "\n";
output << "@pipedal_d - nice -20" << "\n";
output << "@pipedal_d - memlock unlimited" << "\n";
}
}