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What is the order of memory allocation when demand exceeds single numa node
With a 4 numa node linux server(128G each), I was trying to allocate 300G memory by kmalloc_node(2) to specify the allocation start node. Could any great master tell me what is the order of allocation...
L.H
Votes: 0
Answers: 0
First touch in case of small sized data sharing on Linux
The "first touch" (a special term used to indicate virtual memory mapping in case of NUMA systems) write-operation causes the mapping of memory pages to the NUMA node associated with the thr...
Nitin Malapally
Votes: 0
Answers: 1
What is the meaning of size for the numactl --hardware output
Does anyone know the exact meaning of "node size" for "numactl --hardware" output. I'm asking because I expected this memory value to be fixed but it changes slightly on some of ...
Farouk Khawaja
Votes: 0
Answers: 1
Problem of sorting OpenMP threads into NUMA nodes by experiment
I'm attempting to create a std::vector<std::set<int>> with one set for each NUMA-node, containing the thread-ids obtained using omp_get_thread_num().
Topo:
Idea:
Create data which is lar...
Nitin Malapally
Votes: 0
Answers: 3