[Bug 242139] oss long sound delays
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bugzilla-noreply at freebsd.org
Thu Nov 21 13:19:54 UTC 2019
https://bugs.freebsd.org/bugzilla/show_bug.cgi?id=242139
Bug ID: 242139
Summary: oss long sound delays
Product: Base System
Version: CURRENT
Hardware: amd64
OS: Any
Status: New
Severity: Affects Only Me
Priority: ---
Component: kern
Assignee: bugs at FreeBSD.org
Reporter: prjanica at yandex.ru
long sound delays
FreeBSD uh.ru 12.1-STABLE FreeBSD 12.1-STABLE r354886 GENERIC amd64
emu10kx0 at pci0:1:6:0: class=0x040100 card=0x20021102 chip=0x00041102 rev=0x04
hdr=0x00
vendor = 'Creative Labs'
device = 'EMU10k2/CA0100/CA0102/CA10200 [Sound Blaster Audigy Series]'
class = multimedia
subclass = audio
$ sysctl dev.pcm | grep "buffersize"
dev.pcm.9.buffersize: 65536
dev.pcm.8.buffersize: 65536
dev.pcm.7.buffersize: 65536
dev.pcm.6.buffersize: 65536
dev.pcm.5.buffersize: 65536
dev.pcm.4.buffersize: 65536
dev.pcm.3.buffersize: 65536
dev.pcm.2.buffersize: 65536
dev.pcm.1.buffersize: 65536
dev.pcm.0.buffersize: 65536
how to repeat
dd if=/dev/dsp of=/dev/dsp
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