COMMAND   PID USER   FD   TYPE DEVICE SIZE  NODE NAME
aplay   18939 root  mem    CHR  116,7      83248 /dev/snd/pcmC0D0p
aplay   18939 root    3r   CHR  116,2      83142 /dev/snd/timer
aplay   18939 root    4u   CHR  116,7      83248 /dev/snd/pcmC0D0p