On Mon, Jul 23, 2012 at 1:21 PM, Paul E Condon
> On 20120723_110432, Chris Bannister wrote:
>> On Sun, Jul 22, 2012 at 04:18:07PM -0600, Paul E Condon wrote:
>> > I have already downloaded Knoppix v7.0.1, per Chris' suggestion, but
>> > have not yet found out what to do with it. Does it have memory,
>> > component test software on it?
>> Yes. At boot prompt read help screens.
> Using the disk I downloaded yesterday and got burnt today, there is a
> fancy KDE gui, but no help screens about such trivia as getting it
> working on possibly defective, broken, hardware. I got it working on a
> different computer and discovered that it uses UNIONFS to overlay an
> record of changes that one makes to files on the root partition.
It only saves stuff to physical disk if you tell it to, IIRC.
> even on my better computer, I couldn't find a way to exit from Knoppix
> gracefully. Shutdown only shut down KDE and left the computer in a
> state where it was unresponsive to any keyboard keys that I could
> think to try.
That's called the power-down state.
Many live CDs don't have the complete power manager stuff to cover
every mobo's way to turn itself completely off.
It should have put a message on the screen about it being safe to turn
the power off or re-boot, however.
> I had to do a press-and-hold the power button to recover
> the use of the computer. When it came back up in Squeeze, the changes
> that I had made to a file on the root partition were not there. The
> had not been written to real disk during the somewhat brutal shutdown.
> One bright spot for the day. The new memtest+ package in Squeeze has a
> nice feature: It edits grub config to included memtest+ image in the
> boot menu. With this, one doesn't have to have a working CDROM drive
> to do a memtest. I have one running now on the problem box.
> I'll be looking into earlier versions of Knoppix tomorrow.
> Paul E Condon
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