---> uname -a:
Linux prd-ubuntu1804-docker-4c-4g-1073 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   13G  6.7G  66% /
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:           3944         459         462           0        3022        3202
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:fd:63:74 brd ff:ff:ff:ff:ff:ff
    inet 10.32.6.84/23 brd 10.32.7.255 scope global dynamic ens3
       valid_lft 86108sec preferred_lft 86108sec
    inet6 fe80::f816:3eff:fefd:6374/64 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:ba:2f:a0:2d 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-1073) 	04/28/25 	_x86_64_	(4 CPU)

11:31:43     LINUX RESTART	(4 CPU)

11:32:01          tps      rtps      wtps   bread/s   bwrtn/s
11:33:02       172.34     69.47    102.87   5625.33  41305.00
11:34:01       237.01     23.22    213.79   2827.24  93589.57
11:35:01       238.53     55.26    183.27   4918.78  79666.72
11:36:01       182.05    111.08     70.97   8331.41  15418.76
Average:       207.36     64.93    142.44   5436.23  57348.56

11:32:01    kbmemfree   kbavail kbmemused  %memused kbbuffers  kbcached  kbcommit   %commit  kbactive   kbinact   kbdirty
11:33:02      1582188   3289100   2456472     60.82     49436   1811748    954112     18.76    640708   1632780    198440
11:34:01       350964   3325976   3687696     91.31     98844   2988532   1110748     21.83    585628   2840032    319600
11:35:01       564064   3266044   3474596     86.03    146220   2630712   1514612     29.77    895288   2273760    233020
11:36:01       531884   3306632   3506776     86.83    150764   2710020    944644     18.57    974524   2240092     18756
Average:       757275   3296938   3281385     81.25    111316   2535253   1131029     22.23    774037   2246666    192454

11:32:01        IFACE   rxpck/s   txpck/s    rxkB/s    txkB/s   rxcmp/s   txcmp/s  rxmcst/s   %ifutil
11:33:02      docker0      0.00      0.00      0.00      0.00      0.00      0.00      0.00      0.00
11:33:02           lo      1.07      1.07      0.10      0.10      0.00      0.00      0.00      0.00
11:33:02         ens3    393.98    249.34   1412.00     69.79      0.00      0.00      0.00      0.00
11:34:01      docker0      0.00      0.00      0.00      0.00      0.00      0.00      0.00      0.00
11:34:01           lo      2.57      2.57      0.23      0.23      0.00      0.00      0.00      0.00
11:34:01         ens3    635.65    328.35  15342.77     27.96      0.00      0.00      0.00      0.00
11:35:01      docker0      0.00      0.00      0.00      0.00      0.00      0.00      0.00      0.00
11:35:01           lo      0.00      0.00      0.00      0.00      0.00      0.00      0.00      0.00
11:35:01         ens3    438.56    370.12   3104.14     26.43      0.00      0.00      0.00      0.00
11:36:01      docker0      0.00      0.00      0.00      0.00      0.00      0.00      0.00      0.00
11:36:01           lo      4.07      4.07      0.34      0.34      0.00      0.00      0.00      0.00
11:36:01         ens3    104.53    171.74     19.34   1221.30      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
Average:           lo      1.92      1.92      0.17      0.17      0.00      0.00      0.00      0.00
Average:         ens3    392.20    279.69   4927.47    337.62      0.00      0.00      0.00      0.00

---> sar -P ALL:
Linux 4.15.0-213-generic (prd-ubuntu1804-docker-4c-4g-1073) 	04/28/25 	_x86_64_	(4 CPU)

11:31:43     LINUX RESTART	(4 CPU)

11:32:01        CPU     %user     %nice   %system   %iowait    %steal     %idle
11:33:02        all     17.81      0.00      2.12      5.23      0.05     74.79
11:33:02          0     21.64      0.00      1.52      1.77      0.03     75.04
11:33:02          1      7.83      0.00      2.28      3.27      0.02     86.61
11:33:02          2      9.88      0.00      2.12      7.55      0.07     80.38
11:33:02          3     31.86      0.00      2.56      8.34      0.05     57.19
11:34:01        all     25.14      0.00      7.56      4.05      0.09     63.17
11:34:01          0     39.27      0.00      8.02      2.88      0.09     49.74
11:34:01          1     23.23      0.00      7.46      3.21      0.09     66.01
11:34:01          2     14.97      0.00      6.77      2.48      0.10     75.68
11:34:01          3     22.96      0.00      7.99      7.61      0.09     61.36
11:35:01        all     32.47      0.00      8.61      4.46      0.10     54.36
11:35:01          0     32.47      0.00     10.38      5.33      0.12     51.70
11:35:01          1     35.85      0.00      7.76      3.14      0.08     53.17
11:35:01          2     30.82      0.00      7.75      3.36      0.10     57.97
11:35:01          3     30.69      0.00      8.53      6.03      0.10     54.65
11:36:01        all     30.19      0.00      4.19      4.24      0.08     61.29
11:36:01          0     26.49      0.00      4.15      2.76      0.07     66.53
11:36:01          1     41.77      0.00      4.23      4.17      0.10     49.73
11:36:01          2     23.34      0.00      3.91      5.68      0.07     66.99
11:36:01          3     29.19      0.00      4.47      4.33      0.07     61.95
Average:        all     26.39      0.00      5.60      4.50      0.08     63.43
Average:          0     29.90      0.00      5.99      3.18      0.08     60.85
Average:          1     27.17      0.00      5.42      3.45      0.07     63.89
Average:          2     19.73      0.00      5.11      4.79      0.08     70.28
Average:          3     28.70      0.00      5.87      6.58      0.08     58.78