In <Pine.LNX.4.10.10007251640210.15492-100000@dax.joh.cam.ac.uk> James Sutherland (jas88@cam.ac.uk) wrote:
JS> On Tue, 25 Jul 2000, Khimenko Victor wrote:
>> For example our server do not have floppy drive at all. It does not have
>> kerboard or attached monitor as well.
JS> How do you handle situations where you need to take it down to single-user
JS> mode, no network?
Why you think it's ever needed ?
>> And it's quite possible that vendor's image will be unable to cope
>> with our Ethernet cards with 17,20 & 21 IRQ and will be unable to find
>> IDE with 22 IRQ so any drive attached to that IDE will be out of reach
>> for update program...
JS> Can't Linux find your IDE adapter??
Not if it's compiled without APIC support (in 2.2.x it's coupled with SMP
support, in 2.4.x it's separate option AFAIK).
>> > That way, they can't blame it on your anti-virus daemon, your NIC,
>> > the kernel version you're running, etc.
>>
>> Without my NIC I'll be unable to do ANYTHING with my system, sorry.
JS> You're pretty much stuffed when your NIC firmware upgrade fails, then.
Correct. But I have THREE NIC's there. So I can access system if ANY of them
fails (even more: if one NIC is fryed backup will be activated automagically).
JS> You have bigger problems than not getting a nice point&drool interface for
JS> low-level hardware modifications.
Perhaps. Usually if one NIC is fryed I can shedure replacement procedure for
month or so later - I have more then enough time for that.
P.S. NIC can be fried by static electricity, not only from cracker. That's
why this backup system was invented in first place.
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