alt Hacker NewsCoreAudio probably deserves most of the credit, there. Similar ASIO-style solutions like JACK, DirectSound and now Pipewire hit the sub-30ms mark without any big scheduler tweaks.
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KerrAvon • yesterday at 4:04 PM
CoreAudio was developed alongside xnu / IOKit for Mac OS X, so it’s kind of all of it. Apple had the opportunity to start fresh with a built-in super low-latency audio subsystem at the turn of the century, and they took it.
IOKit was designed to support CoreAudio from the start, cc gvdl.