[syslinux] PXE max boot image size?

Trey.Harris at morganstanley.com Trey.Harris at morganstanley.com
Wed Mar 20 15:01:14 PST 2002


Ah. So, short of the ~1GB limit, it's bounded by the size of the system
RAM, not anything on the NIC? That was my question--most of our systems
have 4GB RAM or more.  Sounds like it won't be an issue, even if we tried
to ship an entire CD-ROM image--network bandwidth would be a problem far
earlier.

On Wed, 20 Mar 2002, H. Peter Anvin wrote:

> Trey.Harris at morganstanley.com wrote:
> > Sorry if this is a FAQ, but what is the upper bound on the size of a
> > PXELINUX boot image, both via the kernel/initrd method and the memdisk
> > method?  Is it the size of the initrd on the server (i.e., gzipped) that
> > matters or the size after uncompressing it?
> >
>
> PXELINUX doesn't limit the size of an initrd or memdisk; in practice, they
> need to fit into memory uncompressed.  If you're using a Linux kernel,
> it needs to specifically fit into the "kernel" part of the memory space, which
> is usually just under 1 GB.
>
> 	-hpa
>
>
>




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