[ivtv-users] MPEGRec(/dev/video0) Error: select timeout - ivtv driver has stopped responding

[Michael Cook]

Michael Cook <michael at waxrat.com> writes:

> I recently moved my pvr-150 from one computer to another, and after
> having done that I found that mythtv would fail recording
> occasionally, about once a day or so I would have to reboot.  The
> error messages that appeared in /var/log were like this:
>
>   ivtv0: All encoder MPG stream buffers are full. Dropping data.
>   ivtv0: Cause: the application is not reading fast enough.
>
> and
>
>   MPEGRec(/dev/video0) Error: select timeout - ivtv driver has stopped responding
>
> After googling those error messages for a while, it occurred to me
> to try moving my pvr-150 card from one pci slot to another.  After I
> did that, the failures seem to have stopped (after four days, no
> failures).
>
> Is this information interesting?
>
> Here's the change in the dmesg output from before the failures until
> after the slot change.

Here's a little more information.

$ dmesg | g -i ivtv
[   11.127102] ivtv:  Start initialization, version 1.4.0
[   11.127366] ivtv0: Initializing card #0
[   11.127371] ivtv0: Autodetected Hauppauge card (cx23416 based)
[   11.129274] ivtv 0000:01:08.0: PCI INT A -> GSI 17 (level, low) -> IRQ 17
[   11.182851] ivtv0: Autodetected Hauppauge WinTV PVR-150
[   11.182854] ivtv0: Reopen i2c bus for IR-blaster support
[   11.455020] cx25840 0-0044: cx25843-24 found @ 0x88 (ivtv i2c driver #0)
[   11.467124] tuner 0-0061: chip found @ 0xc2 (ivtv i2c driver #0)
[   11.467228] wm8775 0-001b: chip found @ 0x36 (ivtv i2c driver #0)
[   11.729897] ivtv0: Registered device video0 for encoder MPG (4096 kB)
[   11.729968] ivtv0: Registered device video32 for encoder YUV (2048 kB)
[   11.730035] ivtv0: Registered device vbi0 for encoder VBI (1024 kB)
[   11.730106] ivtv0: Registered device video24 for encoder PCM (320 kB)
[   11.730110] ivtv0: Initialized card #0: Hauppauge WinTV PVR-150
[   11.730170] ivtv:  End initialization
[   38.032018] ivtv 0000:01:08.0: firmware: requesting v4l-cx2341x-enc.fw
[   38.111418] ivtv0: Loaded v4l-cx2341x-enc.fw firmware (376836 bytes)
[   38.308138] ivtv0: Encoder revision: 0x02060039