[root@overcloud-computeovsdpdk-0 ~]# cat /proc/cmdline
BOOT_IMAGE=/boot/vmlinuz-3.10.0-862.6.3.el7.x86_64 root=UUID=7aa9d695-b9c7-416f-baf7-7e8f89c1a3bc ro console=tty0 console=ttyS0,115200n8 crashkernel=auto rhgb quiet default_hugepagesz=1GB hugepagesz=1G hugepages=32 iommu=pt intel_iommu=on isolcpus=2,4,6,8,10,12,14,16,18,20,22

taskset -c 0-23 stress-ng --cpu 24 --cpu-load 100 --cpu-method loop --timeout 24h

[root@overcloud-computeovsdpdk-0 ~]# turbostat
Package	Core	CPU	Avg_MHz	Busy%	Bzy_MHz	TSC_MHz	IRQ	SMI	C1	C1E	C6C1%	C1E%	C6%	CPU%c1	CPU%c6	CoreTmp	PkgTmp	PkgWatt	RAMWatt	PKG_%	RAM_%
-	-	-	1409	54.14	2599	2604	71902	0	0	31	5205	0.00	0.01	46.05	4.26	41.59	45	45	146.69	63.78	0.00	0.00
0	0	0	2609	100.00	2600	2609	5405	0	0	0	00.00	0.00	0.00	0.00	0.00	38	38	58.36	33.23	0.00	0.00
0	1	4	0	0.01	1000	2609	20	0	0	3	190.00	0.02	100.55	0.37	99.62	33
0	2	8	0	0.01	1000	2609	21	0	0	2	210.00	0.01	100.56	0.40	99.59	33
0	3	12	0	0.01	1000	2609	19	0	0	3	170.00	0.02	100.55	0.33	99.65	30
0	4	10	0	0.01	1000	2609	21	0	0	3	200.00	0.01	100.56	0.39	99.60	33
0	5	6	0	0.01	1000	2609	16	0	0	1	160.00	0.01	100.56	0.30	99.69	30
0	6	2	11	1.09	1000	2609	5071	0	0	8	5035	0.00	0.13	99.57	98.91	0.00	33
0	8	16	0	0.01	1000	2609	17	0	0	2	170.00	0.01	100.56	0.32	99.66	31
0	9	20	0	0.01	1000	2609	16	0	0	3	140.00	0.02	100.55	0.28	99.71	30
0	11	22	0	0.01	1000	2609	16	0	0	3	150.00	0.01	100.56	0.29	99.70	31
0	12	18	0	0.01	1000	2609	15	0	0	1	150.00	0.01	100.56	0.28	99.71	33
0	13	14	0	0.01	1000	2609	16	0	0	2	160.00	0.01	100.55	0.31	99.68	30
1	0	1	2608	100.00	2600	2608	5071	0	0	0	00.00	0.00	0.00	0.00	0.00	45	45	88.33	30.55	0.00	0.00
1	1	5	2605	100.00	2600	2605	5059	0	0	0	00.00	0.00	0.00	0.00	0.00	45
1	3	9	2604	100.00	2600	2604	5056	0	0	0	00.00	0.00	0.00	0.00	0.00	43
1	4	11	2603	100.00	2600	2603	5065	0	0	0	00.00	0.00	0.00	0.00	0.00	45
1	5	7	2603	100.00	2600	2603	5101	0	0	0	00.00	0.00	0.00	0.00	0.00	44
1	6	3	2603	100.00	2600	2603	5063	0	0	0	00.00	0.00	0.00	0.00	0.00	44
1	8	13	2599	100.00	2600	2599	5059	0	0	0	00.00	0.00	0.00	0.00	0.00	41
1	9	17	2598	100.00	2600	2598	5063	0	0	0	00.00	0.00	0.00	0.00	0.00	44
1	10	21	2598	100.00	2600	2598	5228	0	0	0	00.00	0.00	0.00	0.00	0.00	44
1	11	23	2595	100.00	2600	2595	5096	0	0	0	00.00	0.00	0.00	0.00	0.00	45
1	12	19	2594	100.00	2600	2594	5169	0	0	0	00.00	0.00	0.00	0.00	0.00	43
1	13	15	2594	100.00	2600	2594	5219	0	0	0	00.00	0.00	0.00	0.00	0.00	43