Re: [alsa-devel] Missing exactly 3 of 8 audio packets?

Daniel Griscom wrote:

...

[ 432.591698] ALSA sound/usb/pcm.c:1163 packet 0 failed: -18 [ 432.591702] ALSA sound/usb/pcm.c:1163 packet 1 failed: -18 [ 432.592684] ALSA sound/usb/pcm.c:1163 packet 0 failed: -18 [ 432.592702] ALSA sound/usb/pcm.c:1163 packet 0 failed: -18 [ 432.592706] ALSA sound/usb/pcm.c:1163 packet 1 failed: -18 [ 432.593684] ALSA sound/usb/pcm.c:1163 packet 0 failed: -18 [ 432.593701] ALSA sound/usb/pcm.c:1163 packet 0 failed: -18 [ 432.593705] ALSA sound/usb/pcm.c:1163 packet 1 failed: -18 [ 432.594680] ALSA sound/usb/pcm.c:1163 packet 0 failed: -18

These packet numbers never get above 1. Are you using two microframes per URB? What is the ALSA buffer size?

Regards, Clemens