As reported by https://bugzilla.kernel.org/show_bug.cgi?id=53501,
"MemTotal" from /proc/meminfo means memory pages managed by the buddy
system (managed_pages), but "MemTotal" from /sys/.../node/nodex/meminfo
means phsical pages present (present_pages) within the NUMA node.
There's a difference
As reported by https://bugzilla.kernel.org/show_bug.cgi?id=53501,
MemTotal from /proc/meminfo means memory pages managed by the buddy
system (managed_pages), but MemTotal from /sys/.../node/nodex/meminfo
means phsical pages present (present_pages) within the NUMA node.
There's a difference between
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