From: Jesse Barnes <jbarnes@sgi.com>
To: linux-ia64@vger.kernel.org
Subject: Re: [Linux-ia64] 2.5.45 with CONFIG_NUMA=y
Date: Tue, 26 Nov 2002 18:33:50 +0000 [thread overview]
Message-ID: <marc-linux-ia64-105590709805487@msgid-missing> (raw)
In-Reply-To: <marc-linux-ia64-105590709805486@msgid-missing>
On Tue, Nov 26, 2002 at 06:54:36PM +0100, Xavier Bru wrote:
>
> Hi,
>
> Booting the 2.5.45 kernel on our numa platform, we hit 2 problems:
>
> . Current settings for DIG are : 512MB/bank, 16GB/node,(mmzone.h) but our
> platform can support 64 GB/node (Even with less memory, bios maps
> each node memory modulo 64GB).
> As it has been cleanly coded :-), we just changed DIG_BANKSHIFT to 31
> (2GB banks) and system runs.
> Should these values bee incremented in the future ?
Maybe that should be an option for the kernel configuration system?
> . We can't get X11 working (Xserver loops in user mode). Note that
> it works OK with 2.5.45 without DISCONTIG_MEM set. Having a look to the
> mappings in /proc/ and the XFree86 log, we saw no difference. Any idea
> ?
Does X initialize your card correctly? I know that scanning /dev/mem
for video cards (which is what XFree86 does, IIRC) can be problematic on
some platforms...
Jesse
next prev parent reply other threads:[~2002-11-26 18:33 UTC|newest]
Thread overview: 4+ messages / expand[flat|nested] mbox.gz Atom feed top
2002-11-26 17:54 [Linux-ia64] 2.5.45 with CONFIG_NUMA=y Xavier Bru
2002-11-26 18:33 ` Jesse Barnes [this message]
2002-11-27 16:22 ` Xavier Bru
2002-12-04 1:11 ` Jesse Barnes
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