PULSE_LOG=4 paplay -v /usr/share/sounds/email.wav

paplay (text/plain), 759 bytes, created by Petteri Räty (RETIRED) on 2012-05-17 08:50:48 UTC

Opening a playback stream with sample specification 's16le 1ch 44100Hz' and channel map 'mono'.
Using shared memory pool with 1024 slots of size 64,0 KiB each, total size is 64,0 MiB, maximum usable slot size is 65496
Trying to connect to {a3ad4efd1e57ef9926ed358500000014}unix:/tmp/pulse-5ZhKi8dxHbfy/native...
SHM possible: yes
Protocol version: remote 26, local 26
Negotiated SHM: yes
Connection established.
Stream successfully created.
Buffer metrics: maxlength=4194304, tlength=176400, prebuf=174638, minreq=1764
Using sample spec 's16le 1ch 44100Hz', channel map 'mono'.
Connected to device alsa_output.pci-0000_00_1b.0.iec958-stereo (0, suspended).
Failed to drain stream: Timeout usec.        
Playback stream drained.
Draining connection to server.