[ipxe-devel] question about memory in ipxe

Wigi Vei Oliveros waoliveros at gmail.com
Tue Aug 14 06:36:22 UTC 2012


On Sat, Aug 11, 2012 at 3:24 AM, Michael Brown <mbrown at fensystems.co.uk> wrote:
> On Friday 10 Aug 2012 19:54:22 Levente LEVAI wrote:
>> I would like to understand memory usage in ipxe (I would like to
>> add some more powerful interpreter to ipxe). Studying the code
>> I have got the impression that "heap" in ipxe is a rather scarce
>> resource (128kB according to core/malloc.c). What are the limitations
>> to increasing heap size?
>
> Any memory forming part of the heap, along with the memory used by the iPXE
> image itself, will be permanently lost for the duration of the system boot if
> booting from SAN.

How about other protocols like HTTP? Will the memory used by the image
be lost as well?
If I'm trying to download a 30 MB image, that's 30 MB less RAM for the
duration of the boot?

-- 
Wigi Vei A. Oliveros



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