Re: Region overflow in bootstrap
Adam Lackorzynski <[email protected]>
| Newsgroups | gmane.comp.micro-kernel.l4.devel |
|---|---|
| Message-ID | <[email protected]> |
On Mon Jun 03, 2013 at 16:13:44 +0200, Markus Partheymueller wrote:
> When booting Fiasco/L4Re on my test machine (16G RAM, quad-core i7), I get
> the following error message, unless I have all CPUs and HyperThreading
> active:
>
> L4 Bootstrapper
> Build: #2 Mon Jun 3 14:15:47 CEST 2013, x86-32, 4.8.0
> Limiting 'RAM' region [100000000, 43e5fffff] {33e600000} to
> [100000000, 10ea803ff] { ea80400} due to 3024 MB limit
> Bootstrap: add_nolimitcheck: Region overflow
>
> As soon as I deactivate CPUs in the BIOS or deactivate HT, it fails.
>
> Increasing the buffer __ram[8] to, e.g., __ram[16] in
> bootstrap/server/src/startup.cc:L67 does the trick.
>
> Maybe that buffer is too small for some machines?
Strange but if it needs to be increased I'll do...
Do you maybe see a connection between number of CPUs and entries in the
mmap table? Wondering whether doubling will really fix it.
Adam
--
Adam [email protected]
Lackorzynski http://os.inf.tu-dresden.de/~adam/