Re: Bluetooth mouse breaks on -current

[Eric Anderson <anderson@xxxxxxxxxxxx>]

Maksim Yevmenkin wrote:
> Eric,
>
> [...]
>
> > > this looks like the mouse is loosing the connection and trying to 
> > > re-connect.
> >
> >
> > Correct - the mouse would just stop working while I was using it, and 
> > this particular mouse needs a button click to tell it to re-connect 
> > (as if it was in power save mode).  The reconnects you see, are me 
> > clicking buttons to get it to come back alive.
>
>
> fine
>
> > > > > > [died completely at that vkbd message]
> > > > > >
> > > > > > Oct  1 21:01:16 neutrino su: anderson to root on /dev/ttyp2
> > > > > > Oct  1 21:06:22 neutrino kernel: ng_hci_process_command_timeout: 
> > > > > > ubt0hci - unable to complete HCI command OGF=0x1, OCF=0x1. Timeout
> > > > > > Oct  1 21:06:22 neutrino kernel: ubt_request_complete2: ubt0 - 
> > > > > > Control request failed. TIMEOUT (15)
> > > > > > Oct  1 21:07:39 neutrino kernel: ng_hci_process_command_timeout: 
> > > > > > ubt0hci - unable to complete HCI command OGF=0x3, OCF=0x3. Timeout
> > > > > > Oct  1 21:07:39 neutrino kernel: ubt_request_complete2: ubt0 - 
> > > > > > Control request failed. TIMEOUT (15)
> > >
> > >
> > > this is bad. something screwed up at usb level. basically we are 
> > > trying to send commands to the local device (not mouse) and it does 
> > > not respond.
> >
> >
> > I agree - almost seems as though it's a faulty usb bluetooth adapter.
>
>
> well, may be. may be not. since the load is high during buildworld i 
> wonder if this has something to do with interrupt latency.
>
> > > what is the model/make of the local bluetooth device (not mouse)?
> >
> >
> > It's a built-in bluetooth adapter in my Sony laptop:
> >
> > ubt0: ALPS UGX, rev 1.10/11.68, addr 3
> > ubt0: ALPS UGX, rev 1.10/11.68, addr 3
> > ubt0: Interface 0 endpoints: interrupt=0x81, bulk-in=0x82, bulk-out=0x2
> > ubt0: Interface 1 (alt.config 5) endpoints: isoc-in=0x83, 
> > isoc-out=0x3; wMaxPacketSize=49; nframes=6, buffer size=294
>
>
> thanks
>
> > > was buildworld still running?
> >
> >
> > Yes
> >
> > > if buildworld was running can you tell what the load was?
> >
> >
> > I can't recall what the load was at the time, but the CPU was close to 
> > 100% utilized.
>
>
> hmm...
>
> > > what scheduler are you using BSD or ULE?
> >
> >
> > ULE
>
>
> can you please try BSD? just to see if it makes any difference. also try 
> to disable PREEMPTION (with both ULE and BSD).
>
> > > are you running with WITNESS enabled?
> >
> >
> > No.
>
>
> good
>
> > > also how fast is the cpu on your machine?
> >
> >
> > 1500MHZ.
>
>
> hmm... 1.5ghz, i wonder why your cpu is close to 100% during buildworld. 
> it would be nice to know how much time system spends in "sys" etc. you 
> have pretty fast cpu, so its kinda strange.
>
> > Full dmesg, and other info here:
> >
> > http://www.googlebit.com/freebsd/
> >
> > Look for the most recent date.
>
>
> thanks
>
> > > > > > Oct  1 21:09:33 neutrino kernel: ubt0: detached
> > >
> > >
> > > ok, this is really bad. usb device should not just detach by itself 
> > > (unless you pull it out).
> >
> >
> > Actually, that was me flipping the switch (enable/disable wireless, 
> > including bluetooth) on the laptop.
>
>
> ah, i see.

For what it's worth, I've been using a new Logitech Bluetooth mouse now 
for a month, with absolutely no problems.  I think it was the mouse 
causing all my troubles.

Thanks again for the great work (and also the recent rc.d commits!)

Eric




--
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Eric Anderson        Sr. Systems Administrator        Centaur Technology
Anything that works is better than anything that doesn't.
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