Slowing Linux to a crawl

Lennart Sorensen lsorense-1wCw9BSqJbv44Nm34jS7GywD8/FfD2ys at
Wed Jul 29 15:46:38 UTC 2009

On Tue, Jul 28, 2009 at 09:57:42PM -0400, Giles Orr wrote:
> For the BashPrompt HOWTO I suggest a bunch of code snippets that can
> be incorporated into the prompt.  I used to keep a 25MHz 486DX with
> 16MB of memory for speed testing using the "time" command so I could
> comment on the relative speed of the code snippets.  Sadly, I no
> longer have that machine.  Hell, I don't even have a netbook.  These
> days even the most ungainly and inefficient piece of bash code
> executes in statistically insignificant amounts of time.  So the
> question: is there a simple way to limit a process (Bash) and its
> subprocesses so it runs very slowly and consistently, and so that
> "time" inside this process knows about it and produces numbers on a
> scale I'm looking for?  An emulator?  Some kind of throttling
> mechanism?  Simple would be nice.  Thanks.

Run qemu with a linux install inside.  If you go emulate a powerpc or
similar you will get a nice slow but proper linux box.  SHould get you
down to about 200Mhz equivalant at least on a modern system.

After all debian installs on everything so not a problem.

Len Sorensen
The Toronto Linux Users Group.      Meetings:
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