When i start playback (outputs to my sblive card): client.c: created 2 "Native client (UNIX socket client)" protocol-native.c: Got credentials: uid=1000 gid=100 success=1 client.c: client 2 changed name from "Native client (UNIX socket client)" to "ALSA plug-in [kaffeine]" module-volume-restore.c: Restoring volume for sink-input.c: created 4 "ALSA Playback" on sblive with sample spec s16le 2ch 22050Hz memblockq.c: memblockq requested: maxlength=88192, tlength=88192, base=4, prebuf=11024, minreq=11024 memblockq.c: memblockq sanitized: maxlength=88192, tlength=88192, base=4, prebuf=11024, minreq=11024 memblock.c: Memory block too large for pool: 16384 > 16376 When i switch to my USB headset: memblockq.c: memblockq requested: maxlength=1048576, tlength=0, base=4, prebuf=0, minreq=0 memblockq.c: memblockq sanitized: maxlength=1048576, tlength=1048576, base=4, prebuf=0, minreq=1 sink-input.c: created 5 "Ghost Stream" on sblive with sample spec s16le 2ch 44100Hz module-volume-restore.c: Saving sink for memblock.c: Memory block too large for pool: 65536 > 16376 sink-input.c: freed 5 "Ghost Stream" When i seek in the playing video file(while listening on USB Headset): sink-input.c: freed 4 "ALSA Playback" module-volume-restore.c: Restoring volume for sink-input.c: created 6 "ALSA Playback" on sblive with sample spec s16le 2ch 22050Hz memblockq.c: memblockq requested: maxlength=88192, tlength=88192, base=4, prebuf=11024, minreq=11024 memblockq.c: memblockq sanitized: maxlength=88192, tlength=88192, base=4, prebuf=11024, minreq=11024 module-volume-restore.c: Saving sink for memblock.c: Memory block too large for pool: 17572 > 16376 memblock.c: Memory block too large for pool: 16384 > 16376