Option to use /dev values instead of UUID values
J
dreadpiratejeff at gmail.com
Thu Mar 25 15:54:23 UTC 2010
On Wed, Mar 24, 2010 at 16:34, Karl Larsen <klarsen1 at gmail.com> wrote:
>> I wonder if you guys are thinking about this from a broad perspective.
>> On a desktop or Laptop, it may or may not make sense to use UUIDs
>> since disks never change and you usually only use what's inside the
>> box. On servers (and like it or not, Linux is, first and foremost, a
>> Server OS) that is not necessarily true.
>>
> I use Ubuntu as my home system. I learn about Windows because my
> wife is a user. I have no need for a Server OS.
Sadly Karl, you are running a Server OS. Linux is a server OS. Like
it or not, accept it or not. Linux is a server OS that has a very
nice desktop.
>> On a server, you could have any combination of internal and external
>> block devices. A mix of SAS and SATA and external SAS and SATA and
>> SCSI and hardware RAID and Fibrechannel and iSCSI, all in the same
>> box.
>>
>>
> Not if your using it for business!!
Ummm... yes, exactly if you're using it for business. There are a
couple of businesses out there, Karl, that use more than one hard disk
in a computer. Believe it or not, people DO actually buy all those
fancy HBAs and use things like Fibrechannel and iSCSI storage,
hardware RAID connected to external storage enclosures, eSAS and so
forth.
Sadly, I get the idea that you've never actually seen a datacenter, or
even a decent sized ISPs NOC. Or a medium sized business that
supports more than 2 or 3 users, hosts a website, etc...
> I have just one hard drive. No problems if you have just one
> hard drive. I had two hard drives at one time, a IDE and a SATA. My BIOS
> went bonkers! I had to stop using this system because of the problems
> you are showing. The fix has been great.
Obviously, we should then all just remove all those pesky extra hard
disks and HBAs, yes? That will most definitely solve the issues.
Heck, why do they even sell computers with more than one hard disk
cable? I mean, the old ones? Why, you could put TWO IDE disks on the
same cable.
> You can build a case for UUID and I have shown with just one hard
> drive, your wasting time with the confusing UUID things.
Actually, all you've shown Karl is that you have no grasp of computers
beyond a desktop sitting in front of you. I don't expect everyone to
understand how things work in even small-scale deployments, however,
if you're only experience with these things is limited to a PC you
bought at Wal-Mart (or wherever), you should understand that you
really know only about 1% of it all...
73, Jeff
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