---> uname -a:
Linux prd-ubuntu1804-builder-4c-4g-88478 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:             2799.998
BogoMIPS:            5599.99
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  9.1G   69G  12% /
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         595       12317           0        3126       15114
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:0b:0b:59 brd ff:ff:ff:ff:ff:ff
    inet 10.30.106.161/23 brd 10.30.107.255 scope global dynamic ens3
       valid_lft 86071sec preferred_lft 86071sec
    inet6 fe80::f816:3eff:fe0b:b59/64 scope link 
       valid_lft forever preferred_lft forever

---> sar -b -r -n DEV:
Linux 4.15.0-194-generic (prd-ubuntu1804-builder-4c-4g-88478) 	12/04/24 	_x86_64_	(4 CPU)

07:22:37     LINUX RESTART	(4 CPU)

07:23:01          tps      rtps      wtps   bread/s   bwrtn/s
07:24:01       167.99     50.69    117.30   2218.30  43746.71
07:25:01       752.79     11.15    741.64    999.30  39367.71
07:26:01         7.85      0.00      7.85      0.00   1460.82
07:27:01         3.50      0.00      3.50      0.00    294.88
07:28:01        44.33      3.42     40.91    171.04   5240.19
Average:       195.29     13.05    182.24    677.73  18022.06

07:23:01    kbmemfree   kbavail kbmemused  %memused kbbuffers  kbcached  kbcommit   %commit  kbactive   kbinact   kbdirty
07:24:01     13596756  15329680   2828212     17.22     69032   1859032   1269716      7.27    921168   1679880    210884
07:25:01     11878660  14554384   4546308     27.68    133984   2642848   2132772     12.21   1798784   2386340     25172
07:26:01     10311852  13007272   6113116     37.22    134552   2659136   3749708     21.46   3325100   2400804      5968
07:27:01     10159148  12855784   6265820     38.15    134584   2660724   3898564     22.31   3474656   2402392        52
07:28:01     12586160  15447840   3838808     23.37    139704   2812560    880228      5.04    952880   2527376     35432
Average:     11706515  14238992   4718453     28.73    122371   2526860   2386198     13.66   2094518   2279358     55502

07:23:01        IFACE   rxpck/s   txpck/s    rxkB/s    txkB/s   rxcmp/s   txcmp/s  rxmcst/s   %ifutil
07:24:01         ens3     98.00     72.90   1326.13     14.65      0.00      0.00      0.00      0.00
07:24:01           lo      1.53      1.53      0.16      0.16      0.00      0.00      0.00      0.00
07:25:01         ens3    293.22    241.21   2264.53     31.34      0.00      0.00      0.00      0.00
07:25:01           lo      3.93      3.93      0.73      0.73      0.00      0.00      0.00      0.00
07:26:01         ens3      0.15      0.17      0.05      0.42      0.00      0.00      0.00      0.00
07:26:01           lo      0.00      0.00      0.00      0.00      0.00      0.00      0.00      0.00
07:27:01         ens3      0.30      0.18      0.07      0.09      0.00      0.00      0.00      0.00
07:27:01           lo      0.20      0.20      0.01      0.01      0.00      0.00      0.00      0.00
07:28:01         ens3     57.47     55.24    403.91     20.99      0.00      0.00      0.00      0.00
07:28:01           lo      0.73      0.73      0.08      0.08      0.00      0.00      0.00      0.00
Average:         ens3     89.83     73.94    798.94     13.50      0.00      0.00      0.00      0.00
Average:           lo      1.28      1.28      0.20      0.20      0.00      0.00      0.00      0.00

---> sar -P ALL:
Linux 4.15.0-194-generic (prd-ubuntu1804-builder-4c-4g-88478) 	12/04/24 	_x86_64_	(4 CPU)

07:22:37     LINUX RESTART	(4 CPU)

07:23:01        CPU     %user     %nice   %system   %iowait    %steal     %idle
07:24:01        all     22.15      0.00      1.67      5.51      0.06     70.61
07:24:01          0     32.87      0.00      1.85      1.90      0.07     63.30
07:24:01          1     27.25      0.00      1.94      1.74      0.07     69.01
07:24:01          2      6.48      0.00      1.12      7.65      0.05     84.71
07:24:01          3     22.00      0.00      1.76     10.77      0.07     65.41
07:25:01        all     28.00      0.00      3.93      6.34      0.08     61.65
07:25:01          0     15.21      0.00      4.34      6.62      0.07     73.77
07:25:01          1     56.52      0.00      4.17      1.73      0.10     37.49
07:25:01          2     18.59      0.00      3.04      3.15      0.07     75.15
07:25:01          3     21.75      0.00      4.18     13.88      0.07     60.12
07:26:01        all     36.86      0.00      0.90      0.16      0.08     62.00
07:26:01          0     30.39      0.00      1.00      0.02      0.08     68.51
07:26:01          1     43.92      0.00      0.77      0.15      0.07     55.09
07:26:01          2     30.60      0.00      1.03      0.18      0.08     68.10
07:26:01          3     42.59      0.00      0.82      0.28      0.08     56.22
07:27:01        all     42.48      0.00      0.37      0.03      0.10     57.02
07:27:01          0     34.21      0.00      0.42      0.00      0.08     65.29
07:27:01          1     42.31      0.00      0.37      0.00      0.10     57.22
07:27:01          2     53.23      0.00      0.40      0.08      0.10     46.18
07:27:01          3     40.20      0.00      0.28      0.05      0.10     59.36
07:28:01        all     25.61      0.00      1.04      0.55      0.06     72.74
07:28:01          0     37.16      0.00      1.40      0.13      0.08     61.22
07:28:01          1     21.55      0.00      0.87      0.10      0.05     77.44
07:28:01          2     33.93      0.00      1.22      0.95      0.05     63.84
07:28:01          3      9.79      0.00      0.70      1.02      0.05     88.44
Average:        all     31.02      0.00      1.58      2.52      0.07     64.81
Average:          0     29.98      0.00      1.80      1.73      0.08     66.41
Average:          1     38.29      0.00      1.62      0.74      0.08     59.28
Average:          2     28.57      0.00      1.36      2.40      0.07     67.60
Average:          3     27.26      0.00      1.55      5.19      0.07     65.92