Where does the default numa setting come from?

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2















when we run:



numactl --hardware


we can see the current status of numa setting.



However, it seems not set by Linux ( at least, I didn't add a parameter to set it ).
Did it set by BIOS?










share|improve this question




























    2















    when we run:



    numactl --hardware


    we can see the current status of numa setting.



    However, it seems not set by Linux ( at least, I didn't add a parameter to set it ).
    Did it set by BIOS?










    share|improve this question


























      2












      2








      2


      0






      when we run:



      numactl --hardware


      we can see the current status of numa setting.



      However, it seems not set by Linux ( at least, I didn't add a parameter to set it ).
      Did it set by BIOS?










      share|improve this question
















      when we run:



      numactl --hardware


      we can see the current status of numa setting.



      However, it seems not set by Linux ( at least, I didn't add a parameter to set it ).
      Did it set by BIOS?







      linux-kernel drivers numa






      share|improve this question















      share|improve this question













      share|improve this question




      share|improve this question








      edited Jan 28 at 12:36









      Jeff Schaller

      41.2k1056131




      41.2k1056131










      asked Jan 23 at 12:28









      MarkMark

      766




      766




















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          https://github.com/torvalds/linux/blob/59fc453b21f767f2fb0ff4dc0a947e9b9c9e6d14/arch/x86/mm/numa.c#L649



          should parse SRAT which from BIOS.






          share|improve this answer






















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            https://github.com/torvalds/linux/blob/59fc453b21f767f2fb0ff4dc0a947e9b9c9e6d14/arch/x86/mm/numa.c#L649



            should parse SRAT which from BIOS.






            share|improve this answer



























              0














              https://github.com/torvalds/linux/blob/59fc453b21f767f2fb0ff4dc0a947e9b9c9e6d14/arch/x86/mm/numa.c#L649



              should parse SRAT which from BIOS.






              share|improve this answer

























                0












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                https://github.com/torvalds/linux/blob/59fc453b21f767f2fb0ff4dc0a947e9b9c9e6d14/arch/x86/mm/numa.c#L649



                should parse SRAT which from BIOS.






                share|improve this answer













                https://github.com/torvalds/linux/blob/59fc453b21f767f2fb0ff4dc0a947e9b9c9e6d14/arch/x86/mm/numa.c#L649



                should parse SRAT which from BIOS.







                share|improve this answer












                share|improve this answer



                share|improve this answer










                answered Jan 28 at 12:12









                MarkMark

                766




                766



























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