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On Thursday, 23 September 2021 19:20:52 BST Michael wrote: |
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> Out of interest, have you tried booting a NUMA enabled kernel to see what |
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> dmesg reports? |
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Yes, it's been enabled ever since I had a dual-socket motherboard, years ago. |
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I didn't understand why I did or didn't need it until I read Miles's post |
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yesterday (thanks, Miles). I don't know why it hadn't been made clear in any |
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websites I've visited. |
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> On an old laptop, which definitely has only a single AMD |
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> APU, I get: |
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> |
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> $ dmesg | grep -i NUMA -A2 |
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> [ 0.002078] No NUMA configuration found |
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> [ 0.002080] Faking a node at [mem |
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0x0000000000000000-0x000000042effffff] |
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> [ 0.002085] NODE_DATA(0) allocated [mem 0x42effc000-0x42effffff] |
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I had something similar. Oddly, with NUMA configured I get "not found" and |
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without it I get "pci_bus 0000:00: on NUMA node 0". The system seems to run |
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happily either way. |
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-- |
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Regards, |
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Peter. |