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Message #29113
[Bug 1428872] Re: Nova CPU details socket not correct
Amol,
Since this is an upstream bug, removing MOS.
thanks,
dims
** No longer affects: mos
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https://bugs.launchpad.net/bugs/1428872
Title:
Nova CPU details socket not correct
Status in OpenStack Compute (Nova):
New
Bug description:
we are using Mirantis 6.0
we are trying to find a physical CPU information from Nova compute host . e are using nova hypervisor-show command.
when i tried running the nova hypervisor-show <compute_node>
its show me correct info cpu_arch , cpu_info_features and cores ...
but its show its only one sockets where as we are using 2 CPU .( see
details from compute node below)
we are trying to find physical CPU details from Nova-compute host blade ,
Here is what nova shows
root@node-9:~# nova hypervisor-show node-12
+---------------------------+----------------------------------------------------------------------------------------------------------------------------------------------------------------------------------------------------------------------------------------------------------------------------------------------------------------------------------------------------------------------------------------------------------------------------------------------------------------------------------------------------------------------------------------------------------------------------------------------------+
| Property | Value |
+---------------------------+----------------------------------------------------------------------------------------------------------------------------------------------------------------------------------------------------------------------------------------------------------------------------------------------------------------------------------------------------------------------------------------------------------------------------------------------------------------------------------------------------------------------------------------------------------------------------------------------------+
| cpu_info_arch | x86_64 |
| cpu_info_features | ["ssse3", "pge", "avx", "clflush", "sep", "syscall", "vme", "dtes64", "invpcid", "msr", "sse", "xsave", "vmx", "erms", "xtpr", "cmov", "tsc", "smep", "pbe", "est", "pat", "monitor", "smx", "lm", "abm", "nx", "fxsr", "tm", "sse4.1", "pae", "sse4.2", "pclmuldq", "acpi", "fma", "tsc-deadline", "popcnt", "mmx", "osxsave", "cx8", "mce", "mtrr", "rdtscp", "ht", "dca", "lahf_lm", "pdcm", "mca", "pdpe1gb", "apic", "fsgsbase", "f16c", "pse", "ds", "pni", "tm2", "avx2", "aes", "sse2", "ss", "bmi1", "bmi2", "pcid", "de", "fpu", "cx16", "pse36", "ds_cpl", "movbe", "rdrand", "x2apic"] |
| cpu_info_model | SandyBridge |
| cpu_info_topology_cores | 12 |
| cpu_info_topology_sockets | 1 |
| cpu_info_topology_threads 2 |
| cpu_info_vendor | Intel
`
In reality it is 2 CPU as below , here is output from nova-compute
host
root@node-16:~# lscpu
Architecture: x86_64
CPU op-mode(s): 32-bit, 64-bit
Byte Order: Little Endian
CPU(s): 48
On-line CPU(s) list: 0-47
Thread(s) per core: 2
Core(s) per socket: 12
Socket(s): 2
NUMA node(s): 2
Vendor ID: GenuineIntel
CPU family: 6
Model: 63
Stepping: 2
CPU MHz: 2500.093
BogoMIPS: 5001.17
Virtualization: VT-x
L1d cache: 32K
L1i cache: 32K
L2 cache: 256K
L3 cache: 30720K
NUMA node0 CPU(s): 0,2,4,6,8,10,12,14,16,18,20,22,24,26,28,30,32,34,36,38,40,42,44,46
NUMA node1 CPU(s): 1,3,5,7,9,11,13,15,17,19,21,23,25,27,29,31,33,35,37,39,41,43,45,47
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References