[cin@station ~]$ lsof /dev/snd/pcm*
COMMAND   PID USER   FD   TYPE DEVICE SIZE/OFF  NODE NAME
pulseaudi 951  cin  mem    CHR 116,10          11951 /dev/snd/pcmC1D8p
pulseaudi 951  cin   46u   CHR 116,10      0t0 11951 /dev/snd/pcmC1D8p