Re: [Etherboot-users] Ideas for a diskless boot configuration with 3c905c?

[Jorge L. d. <de...@la...>]

> I have a number of systems I want to make into diskless nodes for an MPI
> cluster.  Every node has a 3c905c with 3Com's Managed Boot Agent.  This is
> able to get an address via DHCP and TFTP a boot image.
> 
> However, it seems to be somewhat limited in the file sizes it can accept.
> If I try to have it network boot an entire kernel image it dies with:
> 
> File transfer error: Image too large for low memory.
> 
> I was wondering if anyone here has ever set up some sort of two stage
> network bootloader where MBA would download etherboot then etherboot would
> download and boot the kernel image.  Is this the right approach for this
> situation?  I see some possible problems with DHCP telling both MBA and
> etherboot to download the same file...

Why not jut use cromutil and write the etherboot image to the flash eprom?
That's what we do here, it works very well. You can also use it to save
the program currently in the eprom, if you wish...
							Cheers,

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        Jorge L. deLyra,  Associate Professor of Physics
            The University of Sao Paulo,  IFUSP-DFMA
       For more information: finger de...@la...
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