newbie requests advice.

Greg Lindahl lindahl at conservativecomputer.com
Sat Jun 16 22:10:44 EDT 2001


On Sat, Jun 16, 2001 at 03:30:35PM -0700, Adam Shand wrote:

> * Some of our jobs can use upwards of 4Gb of RAM, from my understanding
>   3Gb is the maximum that a single process can address with 2.4 kernel.
>   Is this limitation something that Network Virtual Memory can help with?

No. You'll need a real 64-bit chip for this.

> * Without the ability to optimize the code of the apps we run is it even
>   worth pursuing a beowulf cluster?

Sure. The hardware is much cheaper than your engineer's time.

> * And off-topic, if it's not can you suggest any other open source
>   solutions that might help?  Currently all of our designers have dual
>   1.7Ghz boxes as their desktops.  Perhaps some form of scheduling
>   software to harness all this to run jobs over night would be useful?

It's not off-topic at all, and I'd suggest looking into Condor.

If you can't estimate how much memory your jobs use then it'll be a
bit more challenging.

-- g

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