raspberry pi - RPI2b - "ALSA: Underrun Occurred" -


i running python script on rpi2b + cirrus logic audio card. want iir filter music. open stream pyaudio , have callback function.

the first (around) 5 seconds runs fine , error... couldnt find helpful google, frustrated ^^

what kind of information can provide you? turn on debug options , can show outputs?

alsa underrun means , not giving data alsa in proper intervals. ie, algorithm not enough fast in rpi2b. need improve algorithm or need faster chip.


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