---> uname -a:
Linux prd-ubuntu1804-builder-4c-4g-74589 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  8.4G   70G  11% /
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         821       12987           0        2231       14905
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:8a:8d:dd brd ff:ff:ff:ff:ff:ff
    inet 10.30.107.160/23 brd 10.30.107.255 scope global dynamic ens3
       valid_lft 86056sec preferred_lft 86056sec
    inet6 fe80::f816:3eff:fe8a:8ddd/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-74589) 	10/05/24 	_x86_64_	(4 CPU)

06:25:25     LINUX RESTART	(4 CPU)

06:26:01          tps      rtps      wtps   bread/s   bwrtn/s
06:27:01       169.94     41.23    128.71   2580.10  31489.69
06:28:01        78.42     15.16     63.26    957.84  26122.18
06:29:01        17.16      0.00     17.16      0.00  17270.45
06:30:01         5.01      0.92      4.10     30.52    728.56
06:31:01        26.00      3.42     22.58    155.04   1822.10
Average:        59.30     12.14     47.16    744.68  15486.10

06:26:01    kbmemfree   kbavail kbmemused  %memused kbbuffers  kbcached  kbcommit   %commit  kbactive   kbinact   kbdirty
06:27:01     13674776  15437232   2750192     16.74     70324   1886016    912784      5.22    819460   1704028    107596
06:28:01     12398764  14304608   4026204     24.51     75192   2019064   1897892     10.86   2024508   1762156     13200
06:29:01     12392896  14298732   4032072     24.55     75268   2019116   1897892     10.86   2029684   1762192       112
06:30:01     12582852  14518952   3842116     23.39     76060   2047348   2000040     11.45   1816248   1782276      7644
06:31:01     13300148  15263256   3124820     19.02     78976   2071544   1022028      5.85   1117952   1767740     17312
Average:     12869887  14764556   3555081     21.64     75164   2008618   1546127      8.85   1561570   1755678     29173

06:26:01        IFACE   rxpck/s   txpck/s    rxkB/s    txkB/s   rxcmp/s   txcmp/s  rxmcst/s   %ifutil
06:27:01           lo      1.07      1.07      0.11      0.11      0.00      0.00      0.00      0.00
06:27:01         ens3    149.69    114.43   1964.95     22.29      0.00      0.00      0.00      0.00
06:28:01           lo      1.22      1.22      0.07      0.07      0.00      0.00      0.00      0.00
06:28:01         ens3    689.75    416.50   1547.53    173.60      0.00      0.00      0.00      0.00
06:29:01           lo      2.87      2.87      0.14      0.14      0.00      0.00      0.00      0.00
06:29:01         ens3     18.13      8.80      9.62      4.22      0.00      0.00      0.00      0.00
06:30:01           lo     20.54     20.54      2.76      2.76      0.00      0.00      0.00      0.00
06:30:01         ens3    130.19     82.07    363.13     32.24      0.00      0.00      0.00      0.00
06:31:01           lo      0.67      0.67      0.07      0.07      0.00      0.00      0.00      0.00
06:31:01         ens3    296.52    183.09    372.98    142.33      0.00      0.00      0.00      0.00
Average:           lo      5.27      5.27      0.63      0.63      0.00      0.00      0.00      0.00
Average:         ens3    256.85    160.97    851.62     74.93      0.00      0.00      0.00      0.00

---> sar -P ALL:
Linux 4.15.0-194-generic (prd-ubuntu1804-builder-4c-4g-74589) 	10/05/24 	_x86_64_	(4 CPU)

06:25:25     LINUX RESTART	(4 CPU)

06:26:01        CPU     %user     %nice   %system   %iowait    %steal     %idle
06:27:01        all     20.42      0.00      1.62      4.80      0.06     73.09
06:27:01          0     29.51      0.00      1.84      1.47      0.05     67.13
06:27:01          1     20.55      0.00      1.86      3.42      0.05     74.13
06:27:01          2     22.61      0.00      1.91      2.38      0.07     73.04
06:27:01          3      9.01      0.00      0.89     11.98      0.03     78.09
06:28:01        all     58.81      0.00      1.84      1.49      0.10     37.76
06:28:01          0     53.40      0.00      2.21      0.37      0.08     43.94
06:28:01          1     52.44      0.00      2.03      3.99      0.10     41.44
06:28:01          2     66.10      0.00      1.94      1.34      0.10     30.52
06:28:01          3     63.33      0.00      1.21      0.23      0.10     35.13
06:29:01        all      0.67      0.00      0.07      1.98      0.03     97.25
06:29:01          0      0.22      0.00      0.05      0.00      0.02     99.72
06:29:01          1      0.77      0.00      0.17      7.94      0.05     91.07
06:29:01          2      0.58      0.00      0.02      0.00      0.03     99.37
06:29:01          3      1.08      0.00      0.05      0.00      0.03     98.83
06:30:01        all      9.51      0.00      0.46      0.03      0.05     89.96
06:30:01          0      8.97      0.00      0.42      0.02      0.05     90.55
06:30:01          1     10.00      0.00      0.45      0.02      0.05     89.48
06:30:01          2      8.53      0.00      0.48      0.05      0.03     90.90
06:30:01          3     10.50      0.00      0.47      0.02      0.05     88.97
06:31:01        all     30.00      0.00      1.03      0.54      0.05     68.39
06:31:01          0     31.86      0.00      1.27      1.73      0.07     65.07
06:31:01          1     20.45      0.00      1.07      0.05      0.03     78.40
06:31:01          2     44.13      0.00      1.07      0.35      0.05     54.41
06:31:01          3     23.55      0.00      0.70      0.00      0.03     75.72
Average:        all     23.87      0.00      1.00      1.77      0.06     73.31
Average:          0     24.81      0.00      1.16      0.72      0.05     73.26
Average:          1     20.81      0.00      1.11      3.08      0.06     74.93
Average:          2     28.37      0.00      1.08      0.82      0.06     69.67
Average:          3     21.47      0.00      0.66      2.44      0.05     75.38