Fewer than expected CPUs are online
Posted: January 7th, 2019, 6:53 am
Hi folks,
I'm running ipfire on an Intel Xeon Silver 4114. The server CPU specs are:
- 2 sockets
- 10 core/CPU
- 2 threads/core
dmidecode shows the correct CPU count but lscpu shows that only 32 are online. Printing "processor" from /proc/cpuinfo further confirms the fact.
This is the first time I've observed this discrepancy. Any ideas?
Thanks in advance!
I'm running ipfire on an Intel Xeon Silver 4114. The server CPU specs are:
- 2 sockets
- 10 core/CPU
- 2 threads/core
dmidecode shows the correct CPU count but lscpu shows that only 32 are online. Printing "processor" from /proc/cpuinfo further confirms the fact.
Code: Select all
$ dmidecode -t processor | grep "Thread Count"
Thread Count: 20
Thread Count: 20
$ lscpu | grep "^CPU(s).*"
CPU(s): 32
$ cat /proc/cpuinfo |grep processor
processor : 0
processor : 1
processor : 2
processor : 3
processor : 4
processor : 5
processor : 6
processor : 7
processor : 8
processor : 9
processor : 10
processor : 11
processor : 12
processor : 13
processor : 14
processor : 15
processor : 16
processor : 17
processor : 18
processor : 19
processor : 20
processor : 21
processor : 22
processor : 23
processor : 24
processor : 25
processor : 26
processor : 27
processor : 28
processor : 29
processor : 30
processor : 31
Thanks in advance!