To increase or decrease the CPU count in ODA machine

Summary of the increase/decrease CPU cores on the ODA machine is as below.

Reboot required? : Yes

 

Original values of CPU cores:

[root@ODA_SRVR ~]# lscpu

Architecture:          x86_64

CPU op-mode(s):        32-bit, 64-bit

Byte Order:            Little Endian

CPU(s):                64

On-line CPU(s) list:   0-63

Thread(s) per core:    2

Core(s) per socket:    16

Socket(s):             2

NUMA node(s):          2

Vendor ID:             GenuineIntel

CPU family:            6

Model:                 106

 

Command :

odacli update-cpucore -c <value>

 

S/no	command used	CPU cores Result	Comments
1	odacli update-cpucore -c 12	24	Successfully completed
2	odacli update-cpucore -c 6	12	Successfully completed
3	odacli update-cpucore -c 4	8	Successfully completed
4	odacli update-cpucore -c 3	Error	Error: Cpu core count should be an even number. ( Reason is odd number)
5	odacli update-cpucore -c 2	4	Successfully completed