Re: [Alsa-user] Short pauses in playback depending on output volume

2017-01-22 Thread Fabian Keller
> Try running something like nmon when you trigger the issue. With "L" > for cpu, it can be a little more informative. With a blue "w" when > it's waiting on something from the system. Which might indicate > hardware type issues like bus speed or swap usage. Als

[Alsa-user] Short pauses in playback depending on output volume

2017-01-15 Thread Fabian Keller
Hi all, While developing an audio software based on PortAudio, I discovered a surprising problem related to ALSA: I'm getting short pauses in the audio playback (sounding like typical buffer underruns) depending on the audio amplitude. As a test, I have generated two wave files containing pure wh