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performance tuning, such as the problem of memory allocation that is not interesting before NUMA systems, and the Numastat command provides a tool for monitoring NUMA architectures. The Numastat command provides a comparison of local memory with remote memory usage and memory usage for each node. The Numa_miss column displays local memory for which the allocation failed, and the Numa_foreign column display
First step: View server resourcesCat/proc/cpuinfo has several CPUs that are several logical CPUs (but not actual CPUs, physical CPUs)Number of physical CPUs queried: Cat/proc/cpuinfo | grep physical (there are several in Physical-id)Number of query logical CPUs: Cat/proc/cpuinfo (there are several cores in the actual 1 CPUs)Query Memory: Free Total joinsStep Two: Deploy the environment, modify the configuration fileVI filename: Q exitStep three: Monitoring
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