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Re: A bit of a stretch topic for this list...


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  • From: Alan Whinery <>
  • To:
  • Subject: Re: A bit of a stretch topic for this list...
  • Date: Tue, 14 Sep 2004 13:44:12 -1000
  • Organization: University of Hawaii ITS

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Well, if this topic is a stretch, we can move it, but I think about Live
CDs a lot. NDT, owamp and bwctl fairly cry for such a thing, as well as
the test-servers one sets up for IPSec, IPv6, etc.

I've just been looking at Slax and Knoppix. Knoppix actually comes with
a 2.6 kernel in the boot menu, so far not prevalent in Linux
distributions out of the box.

I think that something could be set up with NDT and other key features,
with a "crippled" /etc directory (no net modules loaded, root only in
passwd) on the live CD, part of the startup is looking to USB drives,
HDDs or second CDs for a "real" etc to mount over the top of the
"crippled" one.

For the sake of the wrapper HTML for NDT, just put it somewhere else,
loading only the applet from the live CD server...

It doesn't look like it would be too hard to fashion this out of
Knoppix, trim off a bunch of fat, add WEB100 kernels for a few
processors, hit it with the configuration stick a few times and voila.

The Slax image has scripts to create ISO images out of directory trees
and vice versa.

Alan Whinery
U. Hawaii

Phil Reese wrote:
| Stanford's NDT has been up for nearly two years and it is starting to
| show some age. Its a dual PIII system running on a single 9gig SCSI
| drive. It is using the Stanford flavor of RedHat modified with web100
| extensions and other than updating the NDT app a time or two, not much
| has changed on the system.
|
| Over time, the server wedges itself more and more often. Not sure why,
| but the whole system is frozen. The only choice is to hit the reset
| switch. Initially, this didn't happen very often and the reset worked
| well. Of late, the fsck is taking longer and longer to count to 100%.
|
| As I thought about rebuilding the system I've looked at the updated
| Web100 tools and Userland routines, and their nice offering of
| pre-patched kernels. Rich has a number of new NDT offerings but most of
| the advertised sites seem to be still on the older 5.2.x.
|
| Since this is a dedicated server, only running NDT and iperf, and I'd
| expect others have dedicated servers too, I began to wonder if there
| might be a small, but interested market, for a live CD version of all
| the web100 and NDT tools, with the caveat that it can be loaded onto the
| systems hard drive.
|
| Do any readers of the list have suggestions for a distribution that has
| worked well for them, suggested NDT version to run, or any comments on
| the live CD idea?
|
| Phil Reese
| Stanford U
|
|
|
|
|
|

- --
D. Alan Whinery

Public Key -> http://laphroaig.uhnet.net/~whinery/AWhinery-its.txt
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