Messages in this thread | | | Date | Fri, 2 Jan 2009 10:21:52 -0800 (PST) | From | david@lang ... | Subject | Re: early exception error |
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On Wed, 31 Dec 2008, david@lang.hm wrote:
> On Thu, 1 Jan 2009, Andi Kleen wrote: > >> On Wed, Dec 31, 2008 at 12:59:08PM -0800, david@lang.hm wrote: >>> On Wed, 31 Dec 2008, Andi Kleen wrote: >>> >>>>> on the picture you sent me i noticed the message >>>>> "Your memory is not aligned you need to rebuild your >>>>> kernel with bigger NODEMAP SIZE shift=20" and then >>>>> srat code complains about "No NUMA code hash function found" >>>>> which looks a bit scary. Btw, could you post this picture >>>>> on some public resource so NUMA people could check it? >>>> >>>> This case used to be handled cleanly (NUMA disabled), but perhaps >>>> that has regressed. But still it sounds like something is going wrong, >>>> unless his machine really has a very weird memory map. >>> >>> it shouldn't, it was one of the high-volume servers 4-5 years ago and only >>> has 4G of ram in it >> >> From looking at the screenshot Cyrill sent you seem to have a funny >> SRAT with overlapping areas that is rejected in the end. I suspect the >> fallback code doesn't handle this properly. >> >> Does it work when you boot with numa=noacpi ? > > it gets past the point where the bootmemory_debug messages flow by, but I get > another oops (snapshot of the screen is at > http://linux.lang.hm/linux/IMG00031.jpg )
oops, I misread your mail, IMG00031.jpg was with numa=off
I just posted IMG00033.jpg which is with numa=noacpi and earlyprintk=vga but not bootmem_debug
David Lang
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