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请教大神,同样的配置,vasp计算相同的任务, INCAR POSCAR KPOINTS POTCAR 都一样, 为什么速度差别很大? 都是用16核, 一台一步也计算出来,另一台已经几十步了。
配置一:
Architecture: x86_64
CPU op-mode(s): 32-bit, 64-bit
Byte Order: Little Endian
CPU(s): 20
On-line CPU(s) list: 0-19
Thread(s) per core: 1
Core(s) per socket: 10
Socket(s): 2
NUMA node(s): 2
Vendor ID: GenuineIntel
CPU family: 6
Model: 62
Model name: Intel(R) Xeon(R) CPU E5-2690 v2 @ 3.00GHz
Stepping: 4
CPU MHz: 3299.926
CPU max MHz: 3600.0000
CPU min MHz: 1200.0000
BogoMIPS: 5999.96
Virtualization: VT-x
L1d cache: 32K
L1i cache: 32K
L2 cache: 256K
L3 cache: 25600K
NUMA node0 CPU(s): 0-9
NUMA node1 CPU(s): 10-19
配置二:
Architecture: x86_64
CPU op-mode(s): 32-bit, 64-bit
Byte Order: Little Endian
CPU(s): 20
On-line CPU(s) list: 0-19
Thread(s) per core: 1
Core(s) per socket: 10
Socket(s): 2
NUMA node(s): 2
Vendor ID: GenuineIntel
CPU family: 6
Model: 62
Model name: Intel(R) Xeon(R) CPU E5-2690 v2 @ 3.00GHz
Stepping: 4
CPU MHz: 3299.926
CPU max MHz: 3600.0000
CPU min MHz: 1200.0000
BogoMIPS: 5999.87
Virtualization: VT-x
L1d cache: 32K
L1i cache: 32K
L2 cache: 256K
L3 cache: 25600K
NUMA node0 CPU(s): 0-9
NUMA node1 CPU(s): 10-19
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