[konsole] [Bug 419388] New: Wrong number of cores when run nproc or run multicore proccess

[Gustavo Alvarez]

https://bugs.kde.org/show_bug.cgi?id=419388

            Bug ID: 419388
           Summary: Wrong number of cores when run nproc or run multicore
                    proccess
           Product: konsole
           Version: unspecified
          Platform: Archlinux Packages
                OS: Linux
            Status: REPORTED
          Severity: major
          Priority: NOR
         Component: general
          Assignee: konsole-devel at kde.org
          Reporter: sl1pkn07 at gmail.com
  Target Milestone: ---

Created attachment 127092
  --> https://bugs.kde.org/attachment.cgi?id=127092&action=edit
screensot yakuake, konsole and qterminal

when run konsole (standalone or throuth dolphin) nproc or do a run multicore
process, the number of cores is set wrongly

see attach

up: yakuake
left: Konsole
right: qterminal

EXPECTED RESULT


show the real number of cores/threads (40 in my case)

SOFTWARE/OS VERSIONS
Windows: 
macOS: 
Linux/KDE Plasma: 
(available in About System)
KDE Plasma Version: 5.18.3
KDE Frameworks Version: 5.68.0
Qt Version: 5.14/5.15

ADDITIONAL INFORMATION

i have set isolcpus=10,11,22,23,34,35,46,47 nohz_full=10,11,22,23,34,35,46,47
rcu_nocbs=10,11,22,23,34,35,46,47 in boot. I need these cores for
Virtualization (libvirt+cpupinned)

lscpu:
└───╼  lscpu
Arquitectura:                        x86_64
modo(s) de operación de las CPUs:    32-bit, 64-bit
Orden de los bytes:                  Little Endian
Tamaños de las direcciones:          46 bits physical, 48 bits virtual
CPU(s):                              48
Lista de la(s) CPU(s) en línea:      0-47
Hilo(s) de procesamiento por núcleo: 2
Núcleo(s) por «socket»:              12
«Socket(s)»                          2
Modo(s) NUMA:                        2
ID de fabricante:                    GenuineIntel
Familia de CPU:                      6
Modelo:                              79
Nombre del modelo:                   Genuine Intel(R) CPU 0000 @ 2.20GHz
(Engineering Sample)
Revisión:                            0
CPU MHz:                             2195.060
CPU MHz máx.:                        2200,0000
CPU MHz mín.:                        1200,0000
BogoMIPS:                            4391.16
Virtualización:                      VT-x
Caché L1d:                           768 KiB
Caché L1i:                           768 KiB
Caché L2:                            6 MiB
Caché L3:                            60 MiB
CPU(s) del nodo NUMA 0:              0-11,24-35
CPU(s) del nodo NUMA 1:              12-23,36-47
Vulnerability:  secret ;)
Indicadores:                         fpu vme de pse tsc msr pae mce cx8 apic
sep mtrr pge mca cmov pat pse36 clflush dts acpi mmx fxsr sse sse2 ss ht tm pbe
syscall nx pdpe1gb rdtscp lm constant_tsc arch_perfmon pebs bts rep_good nopl
xtopology nonstop_tsc cpuid aperfmperf pni pclmulqdq dtes64 ds_cpl vmx smx est
tm2
                                      ssse3 sdbg fma cx16 xtpr pdcm pcid dca
sse4_1 sse4_2 x2apic movbe popcnt aes xsave avx f16c rdrand lahf_lm abm
3dnowprefetch cpuid_fault epb cat_l3 cdp_l3 invpcid_single pti intel_ppin
tpr_shadow vnmi flexpriority ept vpid ept_ad fsgsbase tsc_adjust bmi1 hle avx2
smep bmi2 erms 
                                     invpcid rtm cqm rdt_a rdseed adx smap
intel_pt xsaveopt cqm_llc cqm_occup_llc cqm_mbm_total cqm_mbm_local dtherm arat
pln pts


working as spected since ages. seems is a regression. i'm not sure when start
failed

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