---> uname -a:
Linux prd-ubuntu1804-builder-4c-4g-13022 4.15.0-194-generic #205-Ubuntu SMP Fri Sep 16 19:49:27 UTC 2022 x86_64 x86_64 x86_64 GNU/Linux

---> lscpu:
Architecture:        x86_64
CPU op-mode(s):      32-bit, 64-bit
Byte Order:          Little Endian
CPU(s):              4
On-line CPU(s) list: 0-3
Thread(s) per core:  1
Core(s) per socket:  1
Socket(s):           4
NUMA node(s):        1
Vendor ID:           AuthenticAMD
CPU family:          23
Model:               49
Model name:          AMD EPYC-Rome Processor
Stepping:            0
CPU MHz:             2800.000
BogoMIPS:            5600.00
Virtualization:      AMD-V
Hypervisor vendor:   KVM
Virtualization type: full
L1d cache:           32K
L1i cache:           32K
L2 cache:            512K
L3 cache:            16384K
NUMA node0 CPU(s):   0-3
Flags:               fpu vme de pse tsc msr pae mce cx8 apic sep mtrr pge mca cmov pat pse36 clflush mmx fxsr sse sse2 syscall nx mmxext fxsr_opt pdpe1gb rdtscp lm rep_good nopl xtopology cpuid extd_apicid tsc_known_freq pni pclmulqdq ssse3 fma cx16 sse4_1 sse4_2 x2apic movbe popcnt tsc_deadline_timer aes xsave avx f16c rdrand hypervisor lahf_lm cmp_legacy svm cr8_legacy abm sse4a misalignsse 3dnowprefetch osvw topoext perfctr_core ssbd ibrs ibpb stibp vmmcall fsgsbase tsc_adjust bmi1 avx2 smep bmi2 rdseed adx smap clflushopt clwb sha_ni xsaveopt xsavec xgetbv1 xsaves clzero xsaveerptr arat npt nrip_save umip rdpid arch_capabilities

---> nproc:
4

---> df -h:
Filesystem      Size  Used Avail Use% Mounted on
udev            7.9G     0  7.9G   0% /dev
tmpfs           1.6G  672K  1.6G   1% /run
/dev/vda1        78G  9.7G   68G  13% /
tmpfs           7.9G     0  7.9G   0% /dev/shm
tmpfs           5.0M     0  5.0M   0% /run/lock
tmpfs           7.9G     0  7.9G   0% /sys/fs/cgroup
/dev/vda15      105M  4.4M  100M   5% /boot/efi
tmpfs           1.6G     0  1.6G   0% /run/user/1001

---> free -m:
              total        used        free      shared  buff/cache   available
Mem:          16040         593       11751           0        3694       15116
Swap:          1023           0        1023

---> ip addr:
1: lo: <LOOPBACK,UP,LOWER_UP> mtu 65536 qdisc noqueue state UNKNOWN group default qlen 1000
    link/loopback 00:00:00:00:00:00 brd 00:00:00:00:00:00
    inet 127.0.0.1/8 scope host lo
       valid_lft forever preferred_lft forever
    inet6 ::1/128 scope host 
       valid_lft forever preferred_lft forever
2: ens3: <BROADCAST,MULTICAST,UP,LOWER_UP> mtu 1458 qdisc mq state UP group default qlen 1000
    link/ether fa:16:3e:79:fc:e5 brd ff:ff:ff:ff:ff:ff
    inet 10.30.106.71/23 brd 10.30.107.255 scope global dynamic ens3
       valid_lft 85658sec preferred_lft 85658sec
    inet6 fe80::f816:3eff:fe79:fce5/64 scope link 
       valid_lft forever preferred_lft forever

---> sar -b -r -n DEV:
Linux 4.15.0-194-generic (prd-ubuntu1804-builder-4c-4g-13022) 	04/04/25 	_x86_64_	(4 CPU)

00:05:51     LINUX RESTART	(4 CPU)

00:06:01          tps      rtps      wtps   bread/s   bwrtn/s
00:07:01       322.75     54.14    268.61   3623.80  41986.34
00:08:01       154.43     39.20    115.23   2424.13  31689.57
00:09:01        45.96      1.97     43.99     54.52  22571.57
00:10:01        37.51      5.33     32.18    164.37  11030.43
00:11:01        35.19      0.27     34.93      4.13   7355.04
00:12:01        39.63      0.18     39.44      5.33   7595.53
00:13:01        20.55      0.20     20.35      3.87   2635.29
00:14:01        14.60      0.03     14.56      0.53   1575.87
00:15:01         3.67      0.00      3.67      0.00   1647.46
00:16:01         8.07      0.00      8.07      0.00   1066.36
00:17:01        29.40      1.55     27.85    168.58  23569.68
00:18:01        29.13      1.33     27.80    100.53   4198.80
Average:        61.74      8.68     53.06    545.84  13077.50

00:06:01    kbmemfree   kbavail kbmemused  %memused kbbuffers  kbcached  kbcommit   %commit  kbactive   kbinact   kbdirty
00:07:01     13990204  15566784   2434764     14.82     65596   1711508    771620      4.42    660628   1559032    147536
00:08:01     11928448  13791240   4496520     27.38     78600   1972324   2300912     13.17   2506856   1746836     20240
00:09:01     11899628  13865412   4525340     27.55     83340   2064904   2340140     13.39   2455644   1815376     20368
00:10:01     11889264  13961672   4535704     27.61     89196   2159556   2094456     11.99   2379208   1889548     18956
00:11:01     11668604  13968680   4756364     28.96     96084   2371232   1960008     11.22   2397012   2074672     34324
00:12:01     10334752  12858132   6090216     37.08    100796   2575600   3185232     18.23   3554500   2235048     30644
00:13:01      9753864  12346684   6671104     40.62    102556   2641068   3648328     20.88   4073364   2289012     26984
00:14:01     10213156  12860392   6211812     37.82    103476   2693012   3085684     17.66   3566952   2340236     37116
00:15:01     10005256  12663668   6419712     39.09    103548   2704100   3282536     18.79   3768264   2345324        44
00:16:01     10269844  13042112   6155124     37.47    105812   2808796   2858644     16.36   3420516   2424228     82744
00:17:01     11081492  14490780   5343476     32.53    107400   3424032   1723660      9.86   2054460   2960160     53352
00:18:01     12043456  15487604   4381512     26.68    112184   3448524    791424      4.53   1106916   2943736     22012
Average:     11256497  13741930   5168471     31.47     95716   2547888   2336887     13.37   2662027   2218601     41193

00:06:01        IFACE   rxpck/s   txpck/s    rxkB/s    txkB/s   rxcmp/s   txcmp/s  rxmcst/s   %ifutil
00:07:01           lo      1.73      1.73      0.20      0.20      0.00      0.00      0.00      0.00
00:07:01         ens3    446.96    282.69   1867.38     75.86      0.00      0.00      0.00      0.00
00:08:01           lo      0.60      0.60      0.06      0.06      0.00      0.00      0.00      0.00
00:08:01         ens3    372.14    236.22   1559.34     65.60      0.00      0.00      0.00      0.00
00:09:01           lo      1.15      1.15      0.19      0.19      0.00      0.00      0.00      0.00
00:09:01         ens3   1397.20    817.35   1078.42    289.33      0.00      0.00      0.00      0.00
00:10:01           lo      0.50      0.50      0.03      0.03      0.00      0.00      0.00      0.00
00:10:01         ens3    426.38    307.75    913.41    106.35      0.00      0.00      0.00      0.00
00:11:01           lo     21.58     21.58      3.72      3.72      0.00      0.00      0.00      0.00
00:11:01         ens3    647.29    429.60   3002.01    132.47      0.00      0.00      0.00      0.00
00:12:01           lo      2.03      2.03      0.30      0.30      0.00      0.00      0.00      0.00
00:12:01         ens3    735.99    485.35    963.21    179.45      0.00      0.00      0.00      0.00
00:13:01           lo     50.94     50.94     15.53     15.53      0.00      0.00      0.00      0.00
00:13:01         ens3   6341.96   4012.75   1789.27   1709.49      0.00      0.00      0.00      0.00
00:14:01           lo     11.08     11.08      1.82      1.82      0.00      0.00      0.00      0.00
00:14:01         ens3  11724.76   6921.76   3311.46   2940.16      0.00      0.00      0.00      0.00
00:15:01           lo     18.78     18.78      4.20      4.20      0.00      0.00      0.00      0.00
00:15:01         ens3   1251.99    798.85    292.88    269.83      0.00      0.00      0.00      0.00
00:16:01           lo      7.45      7.45      1.38      1.38      0.00      0.00      0.00      0.00
00:16:01         ens3    408.67    260.27    167.71    120.88      0.00      0.00      0.00      0.00
00:17:01           lo      0.33      0.33      0.04      0.04      0.00      0.00      0.00      0.00
00:17:01         ens3    477.54    338.83   2373.90     79.31      0.00      0.00      0.00      0.00
00:18:01           lo      0.93      0.93      0.10      0.10      0.00      0.00      0.00      0.00
00:18:01         ens3   1000.32    721.85    497.27    325.55      0.00      0.00      0.00      0.00
Average:           lo      9.76      9.76      2.30      2.30      0.00      0.00      0.00      0.00
Average:         ens3   2102.55   1301.07   1484.73    524.51      0.00      0.00      0.00      0.00

---> sar -P ALL:
Linux 4.15.0-194-generic (prd-ubuntu1804-builder-4c-4g-13022) 	04/04/25 	_x86_64_	(4 CPU)

00:05:51     LINUX RESTART	(4 CPU)

00:06:01        CPU     %user     %nice   %system   %iowait    %steal     %idle
00:07:01        all     20.50      0.00      2.34      7.17      0.08     69.91
00:07:01          0     36.09      0.00      2.79      1.91      0.10     59.11
00:07:01          1     11.09      0.00      1.44     10.35      0.05     77.07
00:07:01          2     26.38      0.00      2.42      8.54      0.12     62.54
00:07:01          3      8.67      0.00      2.70      7.79      0.05     80.79
00:08:01        all     49.29      0.00      1.88      1.94      0.10     46.79
00:08:01          0     50.89      0.00      1.67      0.40      0.10     46.94
00:08:01          1     40.33      0.00      1.79      1.64      0.10     56.15
00:08:01          2     60.68      0.00      2.11      1.07      0.10     36.04
00:08:01          3     45.31      0.00      1.94      4.61      0.10     48.03
00:09:01        all     51.61      0.00      2.46      0.85      0.09     44.99
00:09:01          0     47.37      0.00      2.69      0.02      0.08     49.83
00:09:01          1     48.32      0.00      3.01      3.28      0.08     45.31
00:09:01          2     52.74      0.00      1.94      0.08      0.08     45.15
00:09:01          3     57.95      0.00      2.24      0.03      0.08     39.69
00:10:01        all     51.37      0.00      1.75      0.39      0.17     46.34
00:10:01          0     53.83      0.00      1.62      0.02      0.10     44.43
00:10:01          1     52.55      0.00      1.39      1.34      0.10     44.62
00:10:01          2     49.60      0.00      1.96      0.02      0.28     48.15
00:10:01          3     49.47      0.00      1.98      0.18      0.22     48.15
00:11:01        all     48.95      0.00      2.13      0.11      0.10     48.71
00:11:01          0     48.65      0.00      2.25      0.07      0.12     48.92
00:11:01          1     49.75      0.00      1.61      0.32      0.08     48.24
00:11:01          2     45.62      0.00      3.00      0.05      0.10     51.23
00:11:01          3     51.78      0.00      1.68      0.02      0.10     46.42
00:12:01        all     40.63      0.00      1.91      0.31      0.10     57.05
00:12:01          0     36.71      0.00      1.99      0.00      0.10     61.20
00:12:01          1     40.53      0.00      1.49      1.20      0.08     56.69
00:12:01          2     44.85      0.00      2.62      0.02      0.10     52.41
00:12:01          3     40.46      0.00      1.54      0.00      0.10     57.90
00:13:01        all     50.87      0.00     11.47      0.09      0.12     37.46
00:13:01          0     48.60      0.00     12.89      0.02      0.10     38.40
00:13:01          1     53.47      0.00     11.29      0.10      0.12     35.03
00:13:01          2     49.81      0.00     12.87      0.02      0.12     37.18
00:13:01          3     51.59      0.00      8.83      0.23      0.12     39.23
00:14:01        all     48.10      0.00     18.07      0.05      0.12     33.66
00:14:01          0     45.93      0.00     20.61      0.03      0.13     33.29
00:14:01          1     47.28      0.00     21.48      0.17      0.12     30.95
00:14:01          2     49.47      0.00     15.92      0.00      0.12     34.49
00:14:01          3     49.72      0.00     14.22      0.00      0.13     35.92
00:15:01        all     33.85      0.00      2.79      0.09      0.08     63.20
00:15:01          0     33.94      0.00      3.58      0.00      0.08     62.40
00:15:01          1     30.81      0.00      1.90      0.37      0.08     66.83
00:15:01          2     32.66      0.00      3.71      0.00      0.07     63.56
00:15:01          3     37.90      0.00      2.01      0.00      0.07     60.02
00:16:01        all     48.04      0.00      2.67      0.40      0.28     48.61
00:16:01          0     45.18      0.00      2.69      0.00      0.80     51.34
00:16:01          1     44.43      0.00      2.51      1.59      0.09     51.38
00:16:01          2     51.14      0.00      3.18      0.00      0.10     45.58
00:16:01          3     51.46      0.00      2.27      0.02      0.12     46.13
00:17:01        all     33.13      0.00      4.83      0.56      0.07     61.41
00:17:01          0     49.14      0.00     12.23      0.02      0.08     38.53
00:17:01          1     31.31      0.00      2.07      2.16      0.08     64.38
00:17:01          2     25.63      0.00      4.07      0.05      0.05     70.20
00:17:01          3     26.38      0.00      0.97      0.02      0.07     72.57

00:17:01        CPU     %user     %nice   %system   %iowait    %steal     %idle
00:18:01        all     48.97      0.00      2.07      0.28      0.09     48.59
00:18:01          0     52.51      0.00      2.60      0.05      0.08     44.75
00:18:01          1     36.20      0.00      2.48      0.92      0.08     60.32
00:18:01          2     55.20      0.00      1.42      0.05      0.08     43.24
00:18:01          3     51.96      0.00      1.78      0.08      0.08     46.09
Average:        all     43.80      0.00      4.53      1.01      0.12     50.55
Average:          0     45.76      0.00      5.63      0.21      0.16     48.24
Average:          1     40.53      0.00      4.37      1.95      0.09     53.05
Average:          2     45.32      0.00      4.60      0.83      0.11     49.15
Average:          3     43.56      0.00      3.51      1.08      0.10     51.75