sudo virtual_oss -C 2 -c 2 -r 48000 -b 24 -s 8.0ms -f /dev/dsp3 -d dsp

[Graham Perrin]

On 12/12/2020 10:16, Hans Petter Selasky wrote:
> On 12/12/20 4:14 AM, Graham Perrin wrote:
>> …
>>
>>
>> grahamperrin at mowa219-gjp4-8570p:~ % sudo service virtual_oss status
>> grahamperrin's password:
>> virtual_oss is running as pid 116.
>> grahamperrin at mowa219-gjp4-8570p:~ % cat /dev/sndstat
>> Installed devices:
>> pcm0: <ATI R6xx (HDMI)> (play)
>> pcm1: <IDT 92HD81B1X (Analog 2.0+HP/2.0)> (play/rec) default
>> pcm2: <IDT 92HD81B1X (Analog)> (play/rec)
>> pcm3: <USB audio> (play/rec)
>> Installed devices from userspace:
>> dsp: <Virtual OSS> (play/rec)
>> grahamperrin at mowa219-gjp4-8570p:~ % sudo virtual_oss -C 2 -c 2 -r 
>> 48000 -b 24 -s 8.0ms -f /dev/dsp3 -d dsp
>> hw.snd.basename_clone: 0 -> 0
>> virtual_oss: Could not create CUSE DSP device
>> grahamperrin at mowa219-gjp4-8570p:~ %
>>
>
> Try to check if you have an instance of virtual_oss running already.
>
> --HPS

If I stop the virtual_oss service, which runs at startup, then the 
command appears to not complete:


grahamperrin at mowa219-gjp4-8570p:~ % sudo service virtual_oss status
virtual_oss is running as pid 116.
grahamperrin at mowa219-gjp4-8570p:~ % sudo service virtual_oss stop
Stopping Virtual OSS config dsp ... done
grahamperrin at mowa219-gjp4-8570p:~ % sudo virtual_oss -C 2 -c 2 -r 48000 
-b 24 -s 8.0ms -f /dev/dsp3 -d dsp
hw.snd.basename_clone: 0 -> 0
load: 0.33  cmd: virtual_oss 5807 [cuse-server-cv] 13.31r 0.06u 0.01s 0% 
4900k
mi_switch+0xc1 sleepq_catch_signals+0x82 sleepq_wait_sig+0x9 
_cv_wait_sig+0xe4 cuse_server_ioctl+0x9db devfs_ioctl+0xc7 
vn_ioctl+0x1a1 devfs_ioctl_f+0x1e kern_ioctl+0x26d sys_ioctl+0xf6 
amd64_syscall+0x10c fast_syscall_common+0xf8
load: 0.20  cmd: virtual_oss 5807 [cuse-server-cv] 40.86r 0.16u 0.05s 0% 
4900k
mi_switch+0xc1 sleepq_catch_signals+0x82 sleepq_wait_sig+0x9 
_cv_wait_sig+0xe4 cuse_server_ioctl+0x9db devfs_ioctl+0xc7 
vn_ioctl+0x1a1 devfs_ioctl_f+0x1e kern_ioctl+0x26d sys_ioctl+0xf6 
amd64_syscall+0x10c fast_syscall_common+0xf8
load: 0.69  cmd: virtual_oss 5807 [cuse-server-cv] 155.94r 0.53u 0.36s 
0% 4900k
mi_switch+0xc1 sleepq_catch_signals+0x82 sleepq_wait_sig+0x9 
_cv_wait_sig+0xe4 cuse_server_ioctl+0x9db devfs_ioctl+0xc7 
vn_ioctl+0x1a1 devfs_ioctl_f+0x1e kern_ioctl+0x26d sys_ioctl+0xf6 
amd64_syscall+0x10c fast_syscall_common+0xf8