---> uname -a:
Linux prd-ubuntu1804-builder-4c-4g-87962 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  8.6G   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         624       12948           0        2467       15096
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:13:c0:5b brd ff:ff:ff:ff:ff:ff
    inet 10.30.106.82/23 brd 10.30.107.255 scope global dynamic ens3
       valid_lft 86105sec preferred_lft 86105sec
    inet6 fe80::f816:3eff:fe13:c05b/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-87962) 	12/01/24 	_x86_64_	(4 CPU)

18:48:26     LINUX RESTART	(4 CPU)

18:49:02          tps      rtps      wtps   bread/s   bwrtn/s
18:50:01       130.08     23.76    106.32   1223.25  21618.84
18:51:01       108.36     12.54     95.82    639.41  22025.52
18:52:01        18.48      0.87     17.61     27.20  12670.02
18:53:01        44.38      1.97     42.42     82.67  18710.80
Average:        75.10      9.73     65.38    490.11  18744.60

18:49:02    kbmemfree   kbavail kbmemused  %memused kbbuffers  kbcached  kbcommit   %commit  kbactive   kbinact   kbdirty
18:50:01     13943124  15600032   2481844     15.11     69780   1783180    761888      4.36    646716   1613752    106332
18:51:01     11881360  13805788   4543608     27.66     82900   2025896   2669204     15.28   2502876   1789984     45300
18:52:01     12132316  14065360   4292652     26.13     83220   2033404   2430788     13.91   2269900   1772384      3268
18:53:01     13235612  15434376   3189356     19.42     86360   2293184    871556      4.99   1002884   1933024     51400
Average:     12798103  14726389   3626865     22.08     80565   2033916   1683359      9.63   1605594   1777286     51575

18:49:02        IFACE   rxpck/s   txpck/s    rxkB/s    txkB/s   rxcmp/s   txcmp/s  rxmcst/s   %ifutil
18:50:01           lo      0.88      0.88      0.09      0.09      0.00      0.00      0.00      0.00
18:50:01         ens3    125.67    101.46   1074.51     31.15      0.00      0.00      0.00      0.00
18:51:01           lo      0.33      0.33      0.03      0.03      0.00      0.00      0.00      0.00
18:51:01         ens3    370.83    304.48   2853.61     66.53      0.00      0.00      0.00      0.00
18:52:01           lo      0.20      0.20      0.02      0.02      0.00      0.00      0.00      0.00
18:52:01         ens3    586.55    294.83    166.96    147.32      0.00      0.00      0.00      0.00
18:53:01           lo      1.67      1.67      0.15      0.15      0.00      0.00      0.00      0.00
18:53:01         ens3    518.92    331.73    653.07   1020.16      0.00      0.00      0.00      0.00
Average:           lo      0.77      0.77      0.07      0.07      0.00      0.00      0.00      0.00
Average:         ens3    401.64    258.78   1187.67    317.43      0.00      0.00      0.00      0.00

---> sar -P ALL:
Linux 4.15.0-194-generic (prd-ubuntu1804-builder-4c-4g-87962) 	12/01/24 	_x86_64_	(4 CPU)

18:48:26     LINUX RESTART	(4 CPU)

18:49:02        CPU     %user     %nice   %system   %iowait    %steal     %idle
18:50:01        all     15.64      0.00      1.50      3.71      0.09     79.07
18:50:01          0      2.94      0.00      1.17      7.24      0.07     88.58
18:50:01          1      5.86      0.00      0.76      4.91      0.05     88.42
18:50:01          2     44.80      0.00      3.15      2.11      0.12     49.82
18:50:01          3      9.01      0.00      0.92      0.60      0.10     89.37
18:51:01        all     45.59      0.00      1.78      1.51      0.10     51.02
18:51:01          0     54.65      0.00      2.39      1.69      0.08     41.18
18:51:01          1     40.82      0.00      1.49      3.56      0.12     54.01
18:51:01          2     36.81      0.00      2.14      0.74      0.12     60.20
18:51:01          3     50.02      0.00      1.09      0.07      0.10     48.72
18:52:01        all     68.32      0.00      2.59      0.52      0.10     28.46
18:52:01          0     64.53      0.00      2.82      1.42      0.10     31.13
18:52:01          1     68.44      0.00      2.09      0.42      0.10     28.95
18:52:01          2     68.87      0.00      2.10      0.23      0.12     28.68
18:52:01          3     71.49      0.00      3.32      0.02      0.10     25.08
18:53:01        all     43.75      0.00      2.22      1.52      0.08     52.43
18:53:01          0     38.07      0.00      1.89      1.89      0.10     58.04
18:53:01          1     55.79      0.00      2.68      0.62      0.08     40.83
18:53:01          2     29.79      0.00      2.15      1.37      0.07     66.62
18:53:01          3     51.34      0.00      2.17      2.19      0.10     44.20
Average:        all     43.42      0.00      2.02      1.81      0.09     52.65
Average:          0     40.18      0.00      2.07      3.05      0.09     54.61
Average:          1     42.83      0.00      1.76      2.37      0.09     52.95
Average:          2     45.06      0.00      2.38      1.11      0.11     51.35
Average:          3     45.60      0.00      1.88      0.72      0.10     51.70