[NTLUG:Discuss] Homemade machine locking up at swap

[Jonathan Miller]

Make sure that you don't have:
Generic PCI bus-master DMA support

Enabled in your kernel config. 

--
Jonathan                                     "Thinking corrupts the mind."


On Mon, 7 Feb 2000, gin wrote:

> Just started reading the UDMA HowTo. Looks like my drive - a Western 
> Digital - is among the "blacklisted" drives.
> 
> At 08:23 PM 2/7/00 -0600, you wrote:
> >What kernel are you running? Are you running these drives in UDMA
> >mode?
> >
> >--
> >Jonathan                                     "Thinking corrupts the mind."
> >
> >
> >On Mon, 7 Feb 2000, gin wrote:
> >
> > > I recently built a 128 MB Celeron 500 with a 6 Gig drive. It has a
> > > SuperMicro motherboard. Everything went fine. I built another one, but 
> > used
> > > a 20 Gig drive. It doesn't work quite right. From my estimation, it locks
> > > the moment it has to page memory out. This was brought to my attention 
> > when
> > > I compiled MySQL. There is a point at which memory becomes scarce upon
> > > compiling a file called "sql_lyacc.cc." The little machine (6 Gig) does it
> > > fine (takes a while - 30 sec or so). The 20 Gig machine locks. I have 128
> > > MB swap partitions on both.
> > >
> > > The hard drive is on the primary IDE controller, while the CDROM is on the
> > > secondary (because the machine has a 2U chassis and the hard drive is too
> > > far away from the CDROM to use the same IDE cable, and Radio Shack only 
> > had
> > > IDE cables, not extensions so I took what I could get). It seems like 
> > it is
> > > the hard drive. But what?
> > >
> > > Anyone have any suggestions? Is the hard drive just too slow?
> > >
> > >
> > > _______________________________________________
> > > http://ntlug.org/mailman/listinfo/discuss
> > >
> >
> >
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> 
> 
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