[alsa-devel] Event flood on USB disconnect

Arun Raghavan arun.raghavan at collabora.co.uk
Sat Oct 1 10:53:39 CEST 2011

On Sat, 2011-10-01 at 14:19 +0530, Arun Raghavan wrote:
> Hi folks,
> We're seeing a problem when disconnecting USB headsets in PulseAudio.
> Steps to reproduce are basically: start PulseAudio, plug in USB device,
> wait for it to suspend (pcm is closed but mixer is not), disconnect.
> Fairly often, this results in PA getting killed because the polling
> thread is realtime and exceeds its rlimit. The problem is not limited to

Missed one detail -- I've only seen this happen on the alsa-source
thread, not on alsa-sink, but I've only tested with one device which has
playback as well as capture.

-- Arun

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