[Beowulf] Which Xeon supports NUMA?
jan.heichler at gmx.net
Tue Mar 18 13:18:09 PDT 2008
Dienstag, 18. März 2008, meintest Du:
CA> Hi John,
CA> John Leidel wrote:
>> This should be an option in your kernel. Check to see if you have this
>> enabled [assuming you are running some sort of Linux varient]
CA> Sorry, I came up with this question because when compiling 22.214.171.124
CA> (linux kernel) I came across these lines:
CA> For x86_64 this is recommended on all multiprocessor Opteron systems.
CA> If the system is EM64T, you should say N unless your system is
CA> EM64T NUMA.
CA> Therefore the question if our Xeon E5345 or Xeon X3220 are EM64T NUMA or
CA> just EM64T.
CA> Sorry for not being more clear initially.
Could it be that there is already code for the upcoming Nehalem CPU in the kernel? Is intel maybe providing code? I asked a few people who have good knowledge about technologies and linux and this was the only explanation that came up.
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