**Summary**
Add kernel options `isolcpus, nohz_full, rcu_nocbs, default_hugepagesz, hugepages, hugepagesz, numa_balancing`
The isolcpus kernel parameter can be used to specify CPUs to be isolated from the general SMP balancing and scheduler algorithms. The argument is a CPU list:
```
isolcpus=<cpu number>,….,<cpu number>
```
**Use case**
Use some cores exclusively for VPP.
**Additional information**
Proposed CLI
```
set system option kernel isolcpus '4,5,6,7'
```
Example of usecase:
```
set system option kernel isolcpus '4,5,6,7'
set vpp settings cpu main-core '4'
set vpp settings cpu corelist-workers '5-7'
set vpp settings interface eth2 dpdk-options promisc
set vpp settings interface eth2 driver 'dpdk'
```
Check:
```
%Cpu0 : 0.0 us, 0.3 sy, 0.0 ni, 99.7 id, 0.0 wa, 0.0 hi, 0.0 si, 0.0 st
%Cpu1 : 0.0 us, 0.3 sy, 0.0 ni, 99.7 id, 0.0 wa, 0.0 hi, 0.0 si, 0.0 st
%Cpu2 : 0.0 us, 0.0 sy, 0.0 ni,100.0 id, 0.0 wa, 0.0 hi, 0.0 si, 0.0 st
%Cpu3 : 0.3 us, 0.3 sy, 0.0 ni, 99.3 id, 0.0 wa, 0.0 hi, 0.0 si, 0.0 st
%Cpu4 : 1.3 us, 1.7 sy, 0.0 ni, 96.7 id, 0.0 wa, 0.0 hi, 0.0 si, 0.3 st
%Cpu5 : 99.3 us, 0.3 sy, 0.0 ni, 0.0 id, 0.0 wa, 0.0 hi, 0.0 si, 0.3 st
%Cpu6 : 99.3 us, 0.7 sy, 0.0 ni, 0.0 id, 0.0 wa, 0.0 hi, 0.0 si, 0.0 st
%Cpu7 : 99.3 us, 0.3 sy, 0.0 ni, 0.0 id, 0.0 wa, 0.0 hi, 0.0 si, 0.3 st
MiB Mem : 16009.8 total, 12974.3 free, 2784.1 used, 519.3 buff/cache
MiB Swap: 0.0 total, 0.0 free, 0.0 used. 13225.7 avail Mem
```