# Pastebin qqKdrlt3
# /dev/sndstat
FreeBSD Audio Driver (64bit 2009061500/amd64)
Installed devices:
pcm0: <USB audio> at ? kld snd_uaudio (1p:2v/1r:1v) default
        snddev flags=0x300002e2<AUTOVCHAN,BUSY,MPSAFE,REGISTERED,VPC,PRIO_RD,PRIO_WR>
        [pcm0:play:dsp0.p0]: spd 48000, fmt 0x00200010, flags 0x00002108, 0x00000004
        interrupts 133037, underruns 0, feed 133036, ready 0 [b:3072/1536/2|bs:4096/2048/2]
        channel flags=0x2108<TRIGGERED,BUSY,HAS_VCHAN>
        {userland} -> feeder_mixer(0x00200010) -> {hardware}
        pcm0:play:dsp0.p0[pcm0:virtual:dsp0.vp0]: spd 48000, fmt 0x00201000/0x00200010, flags 0x1000110c, 0x00000023, pid 19701 (firefox)
        interrupts 0, underruns 368, feed 1064272, ready 16384 [b:0/0/0|bs:16384/4096/4]
        channel flags=0x1000110c<RUNNING,TRIGGERED,BUSY,HAS_SIZE,VIRTUAL>
        {userland} -> feeder_root(0x00201000) -> feeder_format(0x00201000 -> 0x00200010) -> feeder_volume(0x00200010) -> {hardware}
        pcm0:play:dsp0.p0[pcm0:virtual:dsp0.vp1]: spd 44100/48000, fmt 0x00200010, flags 0x1000012c, 0x00000029, pid 84928 (mpg123)
        interrupts 0, underruns 0, feed 70481, ready 8192 [b:0/0/0|bs:8192/1024/8]
        channel flags=0x1000012c<RUNNING,TRIGGERED,SLEEPING,BUSY,VIRTUAL>
        {userland} -> feeder_root(0x00200010) -> feeder_volume(0x00200010) -> feeder_rate(0x00200010 q:1 44100 -> 48000) -> {hardware}
        [pcm0:record:dsp0.r0]: spd 48000, fmt 0x00200010, flags 0x00002108, 0x00000005
        interrupts 133036, overruns 0, feed 266071, hfree 3072, sfree 4095 [b:3072/1536/2|bs:4096/2048/2]
        channel flags=0x2108<TRIGGERED,BUSY,HAS_VCHAN>
        {hardware} -> feeder_root(0x00200010) -> feeder_mixer(0x00200010) -> {userland}
        pcm0:record:dsp0.r0[pcm0:virtual:dsp0.vr0]: spd 48000, fmt 0x00201000/0x00200010, flags 0x1000110c, 0x00000023, pid 19701 (firefox)
        interrupts 0, overruns 2, feed 399044, hfree 0, sfree 12544 [b:0/0/0|bs:16384/4096/4]
        channel flags=0x1000110c<RUNNING,TRIGGERED,BUSY,HAS_SIZE,VIRTUAL>
        {hardware} -> feeder_root(0x00200010) -> feeder_format(0x00200010 -> 0x00201000) -> feeder_volume(0x00201000) -> {userland}
pcm1: <USB audio> at ? kld snd_uaudio (1p:1v/0r:0v)
        snddev flags=0x2e3<SIMPLEX,AUTOVCHAN,BUSY,MPSAFE,REGISTERED,VPC>
        [pcm1:play:dsp1.p0]: spd 48000, fmt 0x00200010/0x00201000, flags 0x00002100, 0x00000006
        interrupts 0, underruns 0, feed 0, ready 0 [b:6144/3072/2|bs:4096/2048/2]
        channel flags=0x2100<BUSY,HAS_VCHAN>
        {userland} -> feeder_mixer(0x00200010) -> feeder_format(0x00200010 -> 0x00201000) -> {hardware}
        pcm1:play:dsp1.p0[pcm1:virtual:dsp1.vp0]: spd 8000, fmt 0x00100008, flags 0x10000000, 0x00000000
        interrupts 0, underruns 0, feed 0, ready 0 [b:0/0/0|bs:0/0/0]
        channel flags=0x10000000<VIRTUAL>
        {userland} -> feeder_root(0x00000000) -> {hardware}
No devices installed from userspace.