That's a vicious rumor -- no operating system could work without clock
interrupts in SMP mode...  Could it?

Which generation of the ML370 is having this problem?  I had a similar
problem on another box that was corrected with a newer BIOS version.

Thanks,
John

> -----Original Message-----
> From: John Baldwin [mailto:[EMAIL PROTECTED]] 
> Sent: Wednesday, January 15, 2003 10:55 AM
> To: Nicolas Kowalski
> Cc: [EMAIL PROTECTED]
> Subject: Re: SMP hang at boot on Compaq Proliant ML370
> 
> 
> 
> On 15-Jan-2003 Nicolas Kowalski wrote:
> > [EMAIL PROTECTED] writes:
> > 
> >> I had a Compaq visit my lab recently.  Unless the aic driver were 
> >> removed from the kernel (disabling it might have worked 
> too) it would 
> >> screw up the floppy driver.
> >>
> >> This sounds like black magic, but the explanation is that the aic 
> >> driver has a very intrusive probe routine which sticks 
> random bytes 
> >> into whatever I/O locations it feels like and this 
> appearantly is not 
> >> liked by certain machines.
> >>
> >> Compaqs with all their bells and whistles could be particular 
> >> sensitive to this, so try to disable the aic driver and see if it 
> >> helps.
> > 
> > I tried this. Now there is only the ahc driver (the only 
> one needed) 
> > compiled in the kernel but this does not help, the server 
> still hangs. 
> > I also removed the ata driver, without success. :-(
> 
> Is the ML370 a new box?  I've heard rumors recently that one 
> of the recent Compaq boxes effectively doesn't generate clock 
> interrupts in SMP mode and there isn't a workaround for that 
> at the moment.
> 
> -- 
> 
> John Baldwin <[EMAIL PROTECTED]>  <><  
> http://www.FreeBSD.org/~jhb/ "Power Users Use > the Power to 
> Serve!"  -  http://www.FreeBSD.org/
> 
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