Marking list as 'all read'
DAve
dave.list at pixelhammer.com
Fri Sep 8 21:57:47 IST 2006
Alex Neuman van der Hans wrote:
> There's probably something wrong with your system, since my stock IBM AT
> runs at 6Mhz. The frontside bus and backside are locked to that speed,
> but I've heard there's a newer one (don't know if it's come out yet)
> that fully utilizes the AT bus's 8Mhz (theoretical) limit. The one
> without a backside bus (ISA hooked up directly to the CPU) is the
> somewhat slower XT model, which did run at 4.77Mhz.
>
> You could have the "turbo" button turned off, which might make programs
> report "3.77Mhz" in the speed department, but everybody knows that it's
> just the regular 6 (or 8)Mhz clock being slowed artificially by
> inserting wait states between ticks on the 81555 (IIRC) responsible for
> timing in the system.
>
> Getting good NE-2000 network cards might help in order to raise your
> message throughput level to maybe 2 or 3 a month - just watch out for
> those pesky IRQ conflicts, specially if you ever get a hold of a serial
> card to hook up that mouse (since the serial card, if it uses COM2, will
> use IRQ3, which is the default). If you *do* get the mouse working, let
> me know where to find the drivers for CentOS 4.4 to fully utilize the
> amazing graphics capabilities of my high-resolution Hercules monochrome
> monitor. I'm still having problems getting 132-column mode to work.
>
> Are you doing anything regarding the Y2k problem? I think these machines
> might have an issue with that, but I don't really remember; probably a
> BIOS upgrade (which requires a special tool and a PROM burner) might do
> the trick.
>
> The 800 number I have stuck on a yellow post it next to the amber
> monitor (It's a lot easier on the eyes than the green one I used to
> have) is being answered by a magazine subscription service; maybe you've
> got the new number?
>
> Steve Campbell wrote:
>> Denis,
>>
>> The question about swapping was on the list months ago, and I'm not
>> sure it was ever answered. I have spent the last few months
>> researching this, sometimes googling for 5-10 hours a day, and no less
>> than 4 hours a day. I think I finally came up with a solution:
>>
>> I upgraded the server (an IBM AT) with lots more RAM. It now has 64K
>> and it just flies now. I haven't seen any swapping since. The spec are
>> as follows
>>
>> IBM AT running 3.77 MHz clock. This is just the front side bus, I
>> don't think it has a back side bus. It may not have a front side bus,
>> either. I lost the manual.
>> 64K memory.
>> Advanced SVGA video card, although we run in on a monochrome monitor.
>> No mouse - I couldn't find where to plug it in.
>> 5 MB Winchester hard drive. It thrashes a lot, but I feel comfortable
>> with it. I knocked the whole CPU off of the rack (well, really I
>> forgot to screw in the rails for the rack - I made them myself and
>> it's now a 3U rack-mounted AT) and it performed great after I shook it
>> up a little bit before putting it back in the rack. Boy, I won't do
>> that again! Scary stuff.
>>
>> I had to build the kernel for our system, for some reason, and had to
>> leave out a whole lot of stuff, but we are running a non-standard
>> CentOS 4.4 system.
>>
>> Mail flow averages about 1 per month.
>>
>> Hope this helps.
I H0pe MY k3yB0ard stARts WoRK1ng agAIN AFter TH3 C0ffee dRIes ;^)
--
Three years now I've asked Google why they don't have a
logo change for Memorial Day. Why do they choose to do logos
for other non-international holidays, but nothing for
Veterans?
Maybe they forgot who made that choice possible.
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