lscpu doesn't show all nodes on a discontinuous NUMA setup
Issue
- lstopo shows numa nodes P#0, P#2, P#4, and P#6. However, the output of lscpu shows only one Numa node (node0):
Architecture: x86_64
CPU op-mode(s): 32-bit, 64-bit
Byte Order: Little Endian
CPU(s): 32
On-line CPU(s) list: 0-31
Thread(s) per core: 2
Core(s) per socket: 4
Socket(s): 4
NUMA node(s): 1
Vendor ID: AuthenticAMD
CPU family: 21
Model: 1
Stepping: 2
CPU MHz: 2599.935
BogoMIPS: 5199.29
Virtualization: AMD-V
L1d cache: 16K
L1i cache: 64K
L2 cache: 2048K
L3 cache: 6144K
NUMA node0 CPU(s): 0-7
Environment
- Red Hat Enterprise Linux 6
- System with discontinuous NUMA nodes (e.g. 0, 2, 4, 6 and not 0, 1, 2, 3)
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