---> uname -a:
Linux prd-ubuntu1804-docker-4c-4g-2045 4.15.0-213-generic #224-Ubuntu SMP Mon Jun 19 13:30:12 UTC 2023 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            2.0G     0  2.0G   0% /dev
tmpfs           395M  696K  394M   1% /run
/dev/vda1        20G   11G  9.1G  54% /
tmpfs           2.0G     0  2.0G   0% /dev/shm
tmpfs           5.0M     0  5.0M   0% /run/lock
tmpfs           2.0G     0  2.0G   0% /sys/fs/cgroup
/dev/vda15      105M  5.3M  100M   5% /boot/efi
tmpfs           395M     0  395M   0% /run/user/1001

---> free -m:
              total        used        free      shared  buff/cache   available
Mem:           3943         460         483           0        2999        3200
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 1450 qdisc fq_codel state UP group default qlen 1000
    link/ether fa:16:3e:4f:be:63 brd ff:ff:ff:ff:ff:ff
    inet 10.32.6.196/23 brd 10.32.7.255 scope global dynamic ens3
       valid_lft 86089sec preferred_lft 86089sec
    inet6 fe80::f816:3eff:fe4f:be63/64 scope link 
       valid_lft forever preferred_lft forever
3: docker0: <NO-CARRIER,BROADCAST,MULTICAST,UP> mtu 1500 qdisc noqueue state DOWN group default 
    link/ether 02:42:c1:00:6e:9d brd ff:ff:ff:ff:ff:ff
    inet 10.250.0.254/24 brd 10.250.0.255 scope global docker0
       valid_lft forever preferred_lft forever

---> sar -b -r -n DEV:
Linux 4.15.0-213-generic (prd-ubuntu1804-docker-4c-4g-2045) 	06/02/25 	_x86_64_	(4 CPU)

06:05:47     LINUX RESTART	(4 CPU)

06:06:01          tps      rtps      wtps   bread/s   bwrtn/s
06:07:01       172.62     69.31    103.32   5624.40  41870.77
06:08:01       224.51    104.80    119.71   5462.16  20872.39
06:09:01       161.75     54.82    106.93   3301.65  45912.54
06:10:01        73.15     51.59     21.56   3056.69   8607.10
Average:       158.01     70.13     87.88   4361.05  29318.46

06:06:01    kbmemfree   kbavail kbmemused  %memused kbbuffers  kbcached  kbcommit   %commit  kbactive   kbinact   kbdirty
06:07:01      1563144   3282056   2475508     61.30     49244   1824532    947456     18.62    646140   1645908    193276
06:08:01      1038392   3348044   3000260     74.29     72612   2370764    960164     18.87    799124   1974792    227620
06:09:01       741580   3307512   3297072     81.64    110188   2564184   1104812     21.72    850964   2178900    192156
06:10:01       613144   3322344   3425508     84.82    113248   2703812    854532     16.80   1226904   1931820      1096
Average:       989065   3314989   3049587     75.51     86323   2365823    966741     19.00    880783   1932855    153537

06:06:01        IFACE   rxpck/s   txpck/s    rxkB/s    txkB/s   rxcmp/s   txcmp/s  rxmcst/s   %ifutil
06:07:01           lo      1.07      1.07      0.10      0.10      0.00      0.00      0.00      0.00
06:07:01         ens3    404.28    283.65   1509.95     71.71      0.00      0.00      0.00      0.00
06:07:01      docker0      0.00      0.00      0.00      0.00      0.00      0.00      0.00      0.00
06:08:01           lo      2.53      2.53      0.26      0.26      0.00      0.00      0.00      0.00
06:08:01         ens3    393.95    296.72   1027.55     28.48      0.00      0.00      0.00      0.00
06:08:01      docker0      0.00      0.00      0.00      0.00      0.00      0.00      0.00      0.00
06:09:01           lo      0.20      0.20      0.02      0.02      0.00      0.00      0.00      0.00
06:09:01         ens3    205.51    187.41   1472.18     15.11      0.00      0.00      0.00      0.00
06:09:01      docker0      0.00      0.00      0.00      0.00      0.00      0.00      0.00      0.00
06:10:01           lo      0.77      0.77      0.09      0.09      0.00      0.00      0.00      0.00
06:10:01         ens3    231.81    163.34   1539.19     36.25      0.00      0.00      0.00      0.00
06:10:01      docker0      0.00      0.00      0.00      0.00      0.00      0.00      0.00      0.00
Average:           lo      1.14      1.14      0.12      0.12      0.00      0.00      0.00      0.00
Average:         ens3    308.87    232.77   1387.23     37.88      0.00      0.00      0.00      0.00
Average:      docker0      0.00      0.00      0.00      0.00      0.00      0.00      0.00      0.00

---> sar -P ALL:
Linux 4.15.0-213-generic (prd-ubuntu1804-docker-4c-4g-2045) 	06/02/25 	_x86_64_	(4 CPU)

06:05:47     LINUX RESTART	(4 CPU)

06:06:01        CPU     %user     %nice   %system   %iowait    %steal     %idle
06:07:01        all     17.40      0.00      2.15      5.27      0.06     75.12
06:07:01          0     17.68      0.00      2.38      7.90      0.05     72.00
06:07:01          1     24.85      0.00      2.28      3.01      0.05     69.81
06:07:01          2     10.57      0.00      1.86      4.34      0.10     83.13
06:07:01          3     16.48      0.00      2.09      5.79      0.03     75.61
06:08:01        all     16.47      0.85      2.56      9.24      0.06     70.81
06:08:01          0      6.27      0.00      2.14     10.56      0.05     80.98
06:08:01          1     29.97      0.02      3.12      7.69      0.08     59.12
06:08:01          2     13.42      0.00      2.57      8.91      0.08     75.02
06:08:01          3     16.27      3.36      2.44      9.80      0.05     68.08
06:09:01        all     69.28      0.00      9.02      1.83      0.11     19.76
06:09:01          0     69.17      0.00      8.97      1.60      0.12     20.14
06:09:01          1     70.11      0.00      8.96      0.83      0.10     20.01
06:09:01          2     68.89      0.00      9.51      3.76      0.12     17.73
06:09:01          3     68.89      0.00      8.69      1.13      0.12     21.17
06:10:01        all     25.05      0.00      2.57      1.31      0.06     71.01
06:10:01          0     26.26      0.00      2.32      0.35      0.07     71.00
06:10:01          1     22.85      0.00      2.26      0.80      0.05     74.03
06:10:01          2     28.62      0.00      3.23      1.49      0.05     66.61
06:10:01          3     22.48      0.00      2.40      2.58      0.07     72.47
Average:        all     31.97      0.21      4.06      4.42      0.07     59.27
Average:          0     29.76      0.00      3.94      5.11      0.07     61.12
Average:          1     36.87      0.00      4.14      3.09      0.07     55.82
Average:          2     30.29      0.00      4.28      4.62      0.09     60.72
Average:          3     30.95      0.84      3.89      4.84      0.07     59.41