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@mjtrangoni
Created April 5, 2018 08:32
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Linux CPU topology information
OS: CentOS 7.4
Intel Broadwell on VMware:
grep . /sys/devices/system/cpu/{online,offline,possible,present}
/sys/devices/system/cpu/online:0-7
/sys/devices/system/cpu/possible:0-7
/sys/devices/system/cpu/present:0-7
grep . /sys/devices/system/cpu/cpu*/online
/sys/devices/system/cpu/cpu0/online:1
/sys/devices/system/cpu/cpu1/online:1
/sys/devices/system/cpu/cpu2/online:1
/sys/devices/system/cpu/cpu3/online:1
/sys/devices/system/cpu/cpu4/online:1
/sys/devices/system/cpu/cpu5/online:1
/sys/devices/system/cpu/cpu6/online:1
/sys/devices/system/cpu/cpu7/online:1
AMD Interlagos:
grep . /sys/devices/system/cpu/{online,offline,possible,present}
/sys/devices/system/cpu/online:0-23
/sys/devices/system/cpu/offline:24-31
/sys/devices/system/cpu/possible:0-31
/sys/devices/system/cpu/present:0-23
grep . /sys/devices/system/cpu/cpu*/online
/sys/devices/system/cpu/cpu10/online:1
/sys/devices/system/cpu/cpu11/online:1
/sys/devices/system/cpu/cpu12/online:1
/sys/devices/system/cpu/cpu13/online:1
/sys/devices/system/cpu/cpu14/online:1
/sys/devices/system/cpu/cpu15/online:1
/sys/devices/system/cpu/cpu16/online:1
/sys/devices/system/cpu/cpu17/online:1
/sys/devices/system/cpu/cpu18/online:1
/sys/devices/system/cpu/cpu19/online:1
/sys/devices/system/cpu/cpu1/online:1
/sys/devices/system/cpu/cpu20/online:1
/sys/devices/system/cpu/cpu21/online:1
/sys/devices/system/cpu/cpu22/online:1
/sys/devices/system/cpu/cpu23/online:1
/sys/devices/system/cpu/cpu2/online:1
/sys/devices/system/cpu/cpu3/online:1
/sys/devices/system/cpu/cpu4/online:1
/sys/devices/system/cpu/cpu5/online:1
/sys/devices/system/cpu/cpu6/online:1
/sys/devices/system/cpu/cpu7/online:1
/sys/devices/system/cpu/cpu8/online:1
/sys/devices/system/cpu/cpu9/online:1
!!There is no cpu0 online file
Intel Haswell:
grep . /sys/devices/system/cpu/{online,offline,possible,present}
/sys/devices/system/cpu/online:0-47
/sys/devices/system/cpu/offline:48-191
/sys/devices/system/cpu/possible:0-191
/sys/devices/system/cpu/present:0-47
grep . /sys/devices/system/cpu/cpu*/online
/sys/devices/system/cpu/cpu0/online:1
/sys/devices/system/cpu/cpu10/online:1
/sys/devices/system/cpu/cpu11/online:1
/sys/devices/system/cpu/cpu12/online:1
/sys/devices/system/cpu/cpu13/online:1
/sys/devices/system/cpu/cpu14/online:1
/sys/devices/system/cpu/cpu15/online:1
/sys/devices/system/cpu/cpu16/online:1
/sys/devices/system/cpu/cpu17/online:1
/sys/devices/system/cpu/cpu18/online:1
/sys/devices/system/cpu/cpu19/online:1
/sys/devices/system/cpu/cpu1/online:1
/sys/devices/system/cpu/cpu20/online:1
/sys/devices/system/cpu/cpu21/online:1
/sys/devices/system/cpu/cpu22/online:1
/sys/devices/system/cpu/cpu23/online:1
/sys/devices/system/cpu/cpu24/online:1
/sys/devices/system/cpu/cpu25/online:1
/sys/devices/system/cpu/cpu26/online:1
/sys/devices/system/cpu/cpu27/online:1
/sys/devices/system/cpu/cpu28/online:1
/sys/devices/system/cpu/cpu29/online:1
/sys/devices/system/cpu/cpu2/online:1
/sys/devices/system/cpu/cpu30/online:1
/sys/devices/system/cpu/cpu31/online:1
/sys/devices/system/cpu/cpu32/online:1
/sys/devices/system/cpu/cpu33/online:1
/sys/devices/system/cpu/cpu34/online:1
/sys/devices/system/cpu/cpu35/online:1
/sys/devices/system/cpu/cpu36/online:1
/sys/devices/system/cpu/cpu37/online:1
/sys/devices/system/cpu/cpu38/online:1
/sys/devices/system/cpu/cpu39/online:1
/sys/devices/system/cpu/cpu3/online:1
/sys/devices/system/cpu/cpu40/online:1
/sys/devices/system/cpu/cpu41/online:1
/sys/devices/system/cpu/cpu42/online:1
/sys/devices/system/cpu/cpu43/online:1
/sys/devices/system/cpu/cpu44/online:1
/sys/devices/system/cpu/cpu45/online:1
/sys/devices/system/cpu/cpu46/online:1
/sys/devices/system/cpu/cpu47/online:1
/sys/devices/system/cpu/cpu4/online:1
/sys/devices/system/cpu/cpu5/online:1
/sys/devices/system/cpu/cpu6/online:1
/sys/devices/system/cpu/cpu7/online:1
/sys/devices/system/cpu/cpu8/online:1
/sys/devices/system/cpu/cpu9/online:1
Intel Skylake:
grep . /sys/devices/system/cpu/{online,offline,possible,present}
/sys/devices/system/cpu/online:0-63
/sys/devices/system/cpu/offline:64-447
/sys/devices/system/cpu/possible:0-447
/sys/devices/system/cpu/present:0-63
grep . /sys/devices/system/cpu/cpu*/online
/sys/devices/system/cpu/cpu0/online:1
/sys/devices/system/cpu/cpu10/online:1
/sys/devices/system/cpu/cpu11/online:1
/sys/devices/system/cpu/cpu12/online:1
/sys/devices/system/cpu/cpu13/online:1
/sys/devices/system/cpu/cpu14/online:1
/sys/devices/system/cpu/cpu15/online:1
/sys/devices/system/cpu/cpu16/online:1
/sys/devices/system/cpu/cpu17/online:1
/sys/devices/system/cpu/cpu18/online:1
/sys/devices/system/cpu/cpu19/online:1
/sys/devices/system/cpu/cpu1/online:1
/sys/devices/system/cpu/cpu20/online:1
/sys/devices/system/cpu/cpu21/online:1
/sys/devices/system/cpu/cpu22/online:1
/sys/devices/system/cpu/cpu23/online:1
/sys/devices/system/cpu/cpu24/online:1
/sys/devices/system/cpu/cpu25/online:1
/sys/devices/system/cpu/cpu26/online:1
/sys/devices/system/cpu/cpu27/online:1
/sys/devices/system/cpu/cpu28/online:1
/sys/devices/system/cpu/cpu29/online:1
/sys/devices/system/cpu/cpu2/online:1
/sys/devices/system/cpu/cpu30/online:1
/sys/devices/system/cpu/cpu31/online:1
/sys/devices/system/cpu/cpu32/online:1
/sys/devices/system/cpu/cpu33/online:1
/sys/devices/system/cpu/cpu34/online:1
/sys/devices/system/cpu/cpu35/online:1
/sys/devices/system/cpu/cpu36/online:1
/sys/devices/system/cpu/cpu37/online:1
/sys/devices/system/cpu/cpu38/online:1
/sys/devices/system/cpu/cpu39/online:1
/sys/devices/system/cpu/cpu3/online:1
/sys/devices/system/cpu/cpu40/online:1
/sys/devices/system/cpu/cpu41/online:1
/sys/devices/system/cpu/cpu42/online:1
/sys/devices/system/cpu/cpu43/online:1
/sys/devices/system/cpu/cpu44/online:1
/sys/devices/system/cpu/cpu45/online:1
/sys/devices/system/cpu/cpu46/online:1
/sys/devices/system/cpu/cpu47/online:1
/sys/devices/system/cpu/cpu48/online:1
/sys/devices/system/cpu/cpu49/online:1
/sys/devices/system/cpu/cpu4/online:1
/sys/devices/system/cpu/cpu50/online:1
/sys/devices/system/cpu/cpu51/online:1
/sys/devices/system/cpu/cpu52/online:1
/sys/devices/system/cpu/cpu53/online:1
/sys/devices/system/cpu/cpu54/online:1
/sys/devices/system/cpu/cpu55/online:1
/sys/devices/system/cpu/cpu56/online:1
/sys/devices/system/cpu/cpu57/online:1
/sys/devices/system/cpu/cpu58/online:1
/sys/devices/system/cpu/cpu59/online:1
/sys/devices/system/cpu/cpu5/online:1
/sys/devices/system/cpu/cpu60/online:1
/sys/devices/system/cpu/cpu61/online:1
/sys/devices/system/cpu/cpu62/online:1
/sys/devices/system/cpu/cpu63/online:1
/sys/devices/system/cpu/cpu6/online:1
/sys/devices/system/cpu/cpu7/online:1
/sys/devices/system/cpu/cpu8/online:1
/sys/devices/system/cpu/cpu9/online:1
AMD EPYC:
grep . /sys/devices/system/cpu/{online,offline,possible,present}
/sys/devices/system/cpu/online:0-95
/sys/devices/system/cpu/offline:96-127
/sys/devices/system/cpu/possible:0-127
/sys/devices/system/cpu/present:0-95
grep . /sys/devices/system/cpu/cpu*/online
/sys/devices/system/cpu/cpu10/online:1
/sys/devices/system/cpu/cpu11/online:1
/sys/devices/system/cpu/cpu12/online:1
/sys/devices/system/cpu/cpu13/online:1
/sys/devices/system/cpu/cpu14/online:1
/sys/devices/system/cpu/cpu15/online:1
/sys/devices/system/cpu/cpu16/online:1
/sys/devices/system/cpu/cpu17/online:1
/sys/devices/system/cpu/cpu18/online:1
/sys/devices/system/cpu/cpu19/online:1
/sys/devices/system/cpu/cpu1/online:1
/sys/devices/system/cpu/cpu20/online:1
/sys/devices/system/cpu/cpu21/online:1
/sys/devices/system/cpu/cpu22/online:1
/sys/devices/system/cpu/cpu23/online:1
/sys/devices/system/cpu/cpu24/online:1
/sys/devices/system/cpu/cpu25/online:1
/sys/devices/system/cpu/cpu26/online:1
/sys/devices/system/cpu/cpu27/online:1
/sys/devices/system/cpu/cpu28/online:1
/sys/devices/system/cpu/cpu29/online:1
/sys/devices/system/cpu/cpu2/online:1
/sys/devices/system/cpu/cpu30/online:1
/sys/devices/system/cpu/cpu31/online:1
/sys/devices/system/cpu/cpu32/online:1
/sys/devices/system/cpu/cpu33/online:1
/sys/devices/system/cpu/cpu34/online:1
/sys/devices/system/cpu/cpu35/online:1
/sys/devices/system/cpu/cpu36/online:1
/sys/devices/system/cpu/cpu37/online:1
/sys/devices/system/cpu/cpu38/online:1
/sys/devices/system/cpu/cpu39/online:1
/sys/devices/system/cpu/cpu3/online:1
/sys/devices/system/cpu/cpu40/online:1
/sys/devices/system/cpu/cpu41/online:1
/sys/devices/system/cpu/cpu42/online:1
/sys/devices/system/cpu/cpu43/online:1
/sys/devices/system/cpu/cpu44/online:1
/sys/devices/system/cpu/cpu45/online:1
/sys/devices/system/cpu/cpu46/online:1
/sys/devices/system/cpu/cpu47/online:1
/sys/devices/system/cpu/cpu48/online:1
/sys/devices/system/cpu/cpu49/online:1
/sys/devices/system/cpu/cpu4/online:1
/sys/devices/system/cpu/cpu50/online:1
/sys/devices/system/cpu/cpu51/online:1
/sys/devices/system/cpu/cpu52/online:1
/sys/devices/system/cpu/cpu53/online:1
/sys/devices/system/cpu/cpu54/online:1
/sys/devices/system/cpu/cpu55/online:1
/sys/devices/system/cpu/cpu56/online:1
/sys/devices/system/cpu/cpu57/online:1
/sys/devices/system/cpu/cpu58/online:1
/sys/devices/system/cpu/cpu59/online:1
/sys/devices/system/cpu/cpu5/online:1
/sys/devices/system/cpu/cpu60/online:1
/sys/devices/system/cpu/cpu61/online:1
/sys/devices/system/cpu/cpu62/online:1
/sys/devices/system/cpu/cpu63/online:1
/sys/devices/system/cpu/cpu64/online:1
/sys/devices/system/cpu/cpu65/online:1
/sys/devices/system/cpu/cpu66/online:1
/sys/devices/system/cpu/cpu67/online:1
/sys/devices/system/cpu/cpu68/online:1
/sys/devices/system/cpu/cpu69/online:1
/sys/devices/system/cpu/cpu6/online:1
/sys/devices/system/cpu/cpu70/online:1
/sys/devices/system/cpu/cpu71/online:1
/sys/devices/system/cpu/cpu72/online:1
/sys/devices/system/cpu/cpu73/online:1
/sys/devices/system/cpu/cpu74/online:1
/sys/devices/system/cpu/cpu75/online:1
/sys/devices/system/cpu/cpu76/online:1
/sys/devices/system/cpu/cpu77/online:1
/sys/devices/system/cpu/cpu78/online:1
/sys/devices/system/cpu/cpu79/online:1
/sys/devices/system/cpu/cpu7/online:1
/sys/devices/system/cpu/cpu80/online:1
/sys/devices/system/cpu/cpu81/online:1
/sys/devices/system/cpu/cpu82/online:1
/sys/devices/system/cpu/cpu83/online:1
/sys/devices/system/cpu/cpu84/online:1
/sys/devices/system/cpu/cpu85/online:1
/sys/devices/system/cpu/cpu86/online:1
/sys/devices/system/cpu/cpu87/online:1
/sys/devices/system/cpu/cpu88/online:1
/sys/devices/system/cpu/cpu89/online:1
/sys/devices/system/cpu/cpu8/online:1
/sys/devices/system/cpu/cpu90/online:1
/sys/devices/system/cpu/cpu91/online:1
/sys/devices/system/cpu/cpu92/online:1
/sys/devices/system/cpu/cpu93/online:1
/sys/devices/system/cpu/cpu94/online:1
/sys/devices/system/cpu/cpu95/online:1
/sys/devices/system/cpu/cpu9/online:1
!!There is no cpu0 online file
IBM POWER8E with SMT=2
grep . /sys/devices/system/cpu/{online,offline,possible,present}
/sys/devices/system/cpu/online:0-1,8-9,16-17,24-25,32-33,40-41,48-49,56-57,64-65,72-73,80-81,88-89,96-97,104-105,112-113,120-121,128-129,136-137,144-145,152-153
/sys/devices/system/cpu/offline:2-7,10-15,18-23,26-31,34-39,42-47,50-55,58-63,66-71,74-79,82-87,90-95,98-103,106-111,114-119,122-127,130-135,138-143,146-151,154-159
/sys/devices/system/cpu/possible:0-159
/sys/devices/system/cpu/present:0-159
grep . /sys/devices/system/cpu/cpu*/online
/sys/devices/system/cpu/cpu0/online:1
/sys/devices/system/cpu/cpu100/online:0
/sys/devices/system/cpu/cpu101/online:0
/sys/devices/system/cpu/cpu102/online:0
/sys/devices/system/cpu/cpu103/online:0
/sys/devices/system/cpu/cpu104/online:1
/sys/devices/system/cpu/cpu105/online:1
/sys/devices/system/cpu/cpu106/online:0
/sys/devices/system/cpu/cpu107/online:0
/sys/devices/system/cpu/cpu108/online:0
/sys/devices/system/cpu/cpu109/online:0
/sys/devices/system/cpu/cpu10/online:0
/sys/devices/system/cpu/cpu110/online:0
/sys/devices/system/cpu/cpu111/online:0
/sys/devices/system/cpu/cpu112/online:1
/sys/devices/system/cpu/cpu113/online:1
/sys/devices/system/cpu/cpu114/online:0
/sys/devices/system/cpu/cpu115/online:0
/sys/devices/system/cpu/cpu116/online:0
/sys/devices/system/cpu/cpu117/online:0
/sys/devices/system/cpu/cpu118/online:0
/sys/devices/system/cpu/cpu119/online:0
/sys/devices/system/cpu/cpu11/online:0
/sys/devices/system/cpu/cpu120/online:1
/sys/devices/system/cpu/cpu121/online:1
/sys/devices/system/cpu/cpu122/online:0
/sys/devices/system/cpu/cpu123/online:0
/sys/devices/system/cpu/cpu124/online:0
/sys/devices/system/cpu/cpu125/online:0
/sys/devices/system/cpu/cpu126/online:0
/sys/devices/system/cpu/cpu127/online:0
/sys/devices/system/cpu/cpu128/online:1
/sys/devices/system/cpu/cpu129/online:1
/sys/devices/system/cpu/cpu12/online:0
/sys/devices/system/cpu/cpu130/online:0
/sys/devices/system/cpu/cpu131/online:0
/sys/devices/system/cpu/cpu132/online:0
/sys/devices/system/cpu/cpu133/online:0
/sys/devices/system/cpu/cpu134/online:0
/sys/devices/system/cpu/cpu135/online:0
/sys/devices/system/cpu/cpu136/online:1
/sys/devices/system/cpu/cpu137/online:1
/sys/devices/system/cpu/cpu138/online:0
/sys/devices/system/cpu/cpu139/online:0
/sys/devices/system/cpu/cpu13/online:0
/sys/devices/system/cpu/cpu140/online:0
/sys/devices/system/cpu/cpu141/online:0
/sys/devices/system/cpu/cpu142/online:0
/sys/devices/system/cpu/cpu143/online:0
/sys/devices/system/cpu/cpu144/online:1
/sys/devices/system/cpu/cpu145/online:1
/sys/devices/system/cpu/cpu146/online:0
/sys/devices/system/cpu/cpu147/online:0
/sys/devices/system/cpu/cpu148/online:0
/sys/devices/system/cpu/cpu149/online:0
/sys/devices/system/cpu/cpu14/online:0
/sys/devices/system/cpu/cpu150/online:0
/sys/devices/system/cpu/cpu151/online:0
/sys/devices/system/cpu/cpu152/online:1
/sys/devices/system/cpu/cpu153/online:1
/sys/devices/system/cpu/cpu154/online:0
/sys/devices/system/cpu/cpu155/online:0
/sys/devices/system/cpu/cpu156/online:0
/sys/devices/system/cpu/cpu157/online:0
/sys/devices/system/cpu/cpu158/online:0
/sys/devices/system/cpu/cpu159/online:0
/sys/devices/system/cpu/cpu15/online:0
/sys/devices/system/cpu/cpu16/online:1
/sys/devices/system/cpu/cpu17/online:1
/sys/devices/system/cpu/cpu18/online:0
/sys/devices/system/cpu/cpu19/online:0
/sys/devices/system/cpu/cpu1/online:1
/sys/devices/system/cpu/cpu20/online:0
/sys/devices/system/cpu/cpu21/online:0
/sys/devices/system/cpu/cpu22/online:0
/sys/devices/system/cpu/cpu23/online:0
/sys/devices/system/cpu/cpu24/online:1
/sys/devices/system/cpu/cpu25/online:1
/sys/devices/system/cpu/cpu26/online:0
/sys/devices/system/cpu/cpu27/online:0
/sys/devices/system/cpu/cpu28/online:0
/sys/devices/system/cpu/cpu29/online:0
/sys/devices/system/cpu/cpu2/online:0
/sys/devices/system/cpu/cpu30/online:0
/sys/devices/system/cpu/cpu31/online:0
/sys/devices/system/cpu/cpu32/online:1
/sys/devices/system/cpu/cpu33/online:1
/sys/devices/system/cpu/cpu34/online:0
/sys/devices/system/cpu/cpu35/online:0
/sys/devices/system/cpu/cpu36/online:0
/sys/devices/system/cpu/cpu37/online:0
/sys/devices/system/cpu/cpu38/online:0
/sys/devices/system/cpu/cpu39/online:0
/sys/devices/system/cpu/cpu3/online:0
/sys/devices/system/cpu/cpu40/online:1
/sys/devices/system/cpu/cpu41/online:1
/sys/devices/system/cpu/cpu42/online:0
/sys/devices/system/cpu/cpu43/online:0
/sys/devices/system/cpu/cpu44/online:0
/sys/devices/system/cpu/cpu45/online:0
/sys/devices/system/cpu/cpu46/online:0
/sys/devices/system/cpu/cpu47/online:0
/sys/devices/system/cpu/cpu48/online:1
/sys/devices/system/cpu/cpu49/online:1
/sys/devices/system/cpu/cpu4/online:0
/sys/devices/system/cpu/cpu50/online:0
/sys/devices/system/cpu/cpu51/online:0
/sys/devices/system/cpu/cpu52/online:0
/sys/devices/system/cpu/cpu53/online:0
/sys/devices/system/cpu/cpu54/online:0
/sys/devices/system/cpu/cpu55/online:0
/sys/devices/system/cpu/cpu56/online:1
/sys/devices/system/cpu/cpu57/online:1
/sys/devices/system/cpu/cpu58/online:0
/sys/devices/system/cpu/cpu59/online:0
/sys/devices/system/cpu/cpu5/online:0
/sys/devices/system/cpu/cpu60/online:0
/sys/devices/system/cpu/cpu61/online:0
/sys/devices/system/cpu/cpu62/online:0
/sys/devices/system/cpu/cpu63/online:0
/sys/devices/system/cpu/cpu64/online:1
/sys/devices/system/cpu/cpu65/online:1
/sys/devices/system/cpu/cpu66/online:0
/sys/devices/system/cpu/cpu67/online:0
/sys/devices/system/cpu/cpu68/online:0
/sys/devices/system/cpu/cpu69/online:0
/sys/devices/system/cpu/cpu6/online:0
/sys/devices/system/cpu/cpu70/online:0
/sys/devices/system/cpu/cpu71/online:0
/sys/devices/system/cpu/cpu72/online:1
/sys/devices/system/cpu/cpu73/online:1
/sys/devices/system/cpu/cpu74/online:0
/sys/devices/system/cpu/cpu75/online:0
/sys/devices/system/cpu/cpu76/online:0
/sys/devices/system/cpu/cpu77/online:0
/sys/devices/system/cpu/cpu78/online:0
/sys/devices/system/cpu/cpu79/online:0
/sys/devices/system/cpu/cpu7/online:0
/sys/devices/system/cpu/cpu80/online:1
/sys/devices/system/cpu/cpu81/online:1
/sys/devices/system/cpu/cpu82/online:0
/sys/devices/system/cpu/cpu83/online:0
/sys/devices/system/cpu/cpu84/online:0
/sys/devices/system/cpu/cpu85/online:0
/sys/devices/system/cpu/cpu86/online:0
/sys/devices/system/cpu/cpu87/online:0
/sys/devices/system/cpu/cpu88/online:1
/sys/devices/system/cpu/cpu89/online:1
/sys/devices/system/cpu/cpu8/online:1
/sys/devices/system/cpu/cpu90/online:0
/sys/devices/system/cpu/cpu91/online:0
/sys/devices/system/cpu/cpu92/online:0
/sys/devices/system/cpu/cpu93/online:0
/sys/devices/system/cpu/cpu94/online:0
/sys/devices/system/cpu/cpu95/online:0
/sys/devices/system/cpu/cpu96/online:1
/sys/devices/system/cpu/cpu97/online:1
/sys/devices/system/cpu/cpu98/online:0
/sys/devices/system/cpu/cpu99/online:0
/sys/devices/system/cpu/cpu9/online:1
IBM POWER8E with SMT=8 (maximum)
grep . /sys/devices/system/cpu/{online,offline,possible,present}
/sys/devices/system/cpu/online:0-159
/sys/devices/system/cpu/possible:0-159
/sys/devices/system/cpu/present:0-159
!! There is no offline file
grep . /sys/devices/system/cpu/cpu*/online
(all online files are 1)
IBM POWER8 (Big endian) with SMT=2
equal to POWER8E.
OS: CentOS 6.9
Intel Sandy Bridge
grep . /sys/devices/system/cpu/{online,offline,possible,present}
/sys/devices/system/cpu/online:0-23
/sys/devices/system/cpu/offline:24-63
/sys/devices/system/cpu/possible:0-63
/sys/devices/system/cpu/present:0-23
grep . /sys/devices/system/cpu/cpu*/online
/sys/devices/system/cpu/cpu10/online:1
/sys/devices/system/cpu/cpu11/online:1
/sys/devices/system/cpu/cpu12/online:1
/sys/devices/system/cpu/cpu13/online:1
/sys/devices/system/cpu/cpu14/online:1
/sys/devices/system/cpu/cpu15/online:1
/sys/devices/system/cpu/cpu16/online:1
/sys/devices/system/cpu/cpu17/online:1
/sys/devices/system/cpu/cpu18/online:1
/sys/devices/system/cpu/cpu19/online:1
/sys/devices/system/cpu/cpu1/online:1
/sys/devices/system/cpu/cpu20/online:1
/sys/devices/system/cpu/cpu21/online:1
/sys/devices/system/cpu/cpu22/online:1
/sys/devices/system/cpu/cpu23/online:1
/sys/devices/system/cpu/cpu2/online:1
/sys/devices/system/cpu/cpu3/online:1
/sys/devices/system/cpu/cpu4/online:1
/sys/devices/system/cpu/cpu5/online:1
/sys/devices/system/cpu/cpu6/online:1
/sys/devices/system/cpu/cpu7/online:1
/sys/devices/system/cpu/cpu8/online:1
/sys/devices/system/cpu/cpu9/online:1
!!There is no cpu0 online file
Intel Broadwell on VMware
grep . /sys/devices/system/cpu/{online,offline,possible,present}
/sys/devices/system/cpu/online:0-7
/sys/devices/system/cpu/possible:0-7
/sys/devices/system/cpu/present:0-7
grep . /sys/devices/system/cpu/cpu*/online
/sys/devices/system/cpu/cpu1/online:1
/sys/devices/system/cpu/cpu2/online:1
/sys/devices/system/cpu/cpu3/online:1
/sys/devices/system/cpu/cpu4/online:1
/sys/devices/system/cpu/cpu5/online:1
/sys/devices/system/cpu/cpu6/online:1
/sys/devices/system/cpu/cpu7/online:1
!!There is no cpu0 online file
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