Constant 6 % CPU usage when playing Ogg radio stream

[pierre-louis.bossart@xxxxxxxxxxxxxxx (Pierre-Louis Bossart)]

>          	    43817 43.4326 no-vmlinux
>          	    16451 16.3067 libpulsecommon-2.0.so
>          	    12801 12.6887 libspeexdsp.so.1.5.0

Probably means that you are resampling instead of playing back at the 
native frequency. It's a classic with PA.