---> uname -a:
Linux prd-ubuntu1804-docker-4c-4g-2582 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  700K  394M   1% /run
/dev/vda1        20G  9.5G  9.8G  50% /
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         438         584           0        2920        3229
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:2d:39:9a brd ff:ff:ff:ff:ff:ff
    inet 10.32.6.245/23 brd 10.32.7.255 scope global dynamic ens3
       valid_lft 86159sec preferred_lft 86159sec
    inet6 fe80::f816:3eff:fe2d:399a/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 02:42:4f:d5:05:48 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-2582) 	06/10/25 	_x86_64_	(4 CPU)

22:32:42     LINUX RESTART	(4 CPU)

22:33:01          tps      rtps      wtps   bread/s   bwrtn/s
22:34:02       169.51     69.34    100.17   5616.66  41753.72
22:35:01       208.83    118.69     90.14   6489.19  25349.24
22:36:01        63.64     35.66     27.98   2022.20  14294.15
Average:       146.98     74.32     72.67   4699.51  27142.23

22:33:01    kbmemfree   kbavail kbmemused  %memused kbbuffers  kbcached  kbcommit   %commit  kbactive   kbinact   kbdirty
22:34:02      1589692   3294588   2448960     60.64     48936   1811660    967876     19.03    636052   1633596    187088
22:35:01       754236   3282148   3284416     81.32     71124   2587700   1298356     25.52    962168   2087872    299688
22:36:01       633232   3339628   3405420     84.32     74252   2760768    883988     17.38   1059100   2109844     29468
Average:       992387   3305455   3046265     75.43     64771   2386709   1050073     20.64    885773   1943771    172081

22:33:01        IFACE   rxpck/s   txpck/s    rxkB/s    txkB/s   rxcmp/s   txcmp/s  rxmcst/s   %ifutil
22:34:02           lo      1.07      1.07      0.10      0.10      0.00      0.00      0.00      0.00
22:34:02      docker0      0.00      0.00      0.00      0.00      0.00      0.00      0.00      0.00
22:34:02         ens3    362.62    232.03   1502.96     68.12      0.00      0.00      0.00      0.00
22:35:01           lo      2.78      2.78      0.28      0.28      0.00      0.00      0.00      0.00
22:35:01      docker0      0.00      0.00      0.00      0.00      0.00      0.00      0.00      0.00
22:35:01         ens3    326.99    257.56   2000.18     23.17      0.00      0.00      0.00      0.00
22:36:01           lo      0.87      0.87      0.08      0.08      0.00      0.00      0.00      0.00
22:36:01      docker0      0.00      0.00      0.00      0.00      0.00      0.00      0.00      0.00
22:36:01         ens3    201.38    128.41   1565.70     78.89      0.00      0.00      0.00      0.00
Average:           lo      1.56      1.56      0.15      0.15      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:         ens3    296.83    205.71   1687.90     56.91      0.00      0.00      0.00      0.00

---> sar -P ALL:
Linux 4.15.0-213-generic (prd-ubuntu1804-docker-4c-4g-2582) 	06/10/25 	_x86_64_	(4 CPU)

22:32:42     LINUX RESTART	(4 CPU)

22:33:01        CPU     %user     %nice   %system   %iowait    %steal     %idle
22:34:02        all     18.40      0.00      2.50      5.04      0.06     74.01
22:34:02          0     18.95      0.00      2.24      3.24      0.07     75.50
22:34:02          1     10.23      0.00      1.37      6.09      0.03     82.27
22:34:02          2     15.60      0.00      2.06      6.76      0.07     75.52
22:34:02          3     28.87      0.00      4.32      4.06      0.08     62.67
22:35:01        all     21.67      1.01      4.06      9.36      0.09     63.82
22:35:01          0     17.47      2.09      3.63      7.63      0.07     69.11
22:35:01          1     13.16      0.00      3.45      9.23      0.07     74.09
22:35:01          2     29.20      0.00      4.28      9.37      0.10     57.05
22:35:01          3     26.95      1.93      4.89     11.19      0.10     54.93
22:36:01        all     25.76      0.00      3.00      1.07      0.07     70.11
22:36:01          0     20.92      0.00      2.90      1.22      0.07     74.90
22:36:01          1     23.54      0.00      2.88      1.17      0.05     72.35
22:36:01          2     19.52      0.00      2.61      0.63      0.07     77.18
22:36:01          3     39.04      0.00      3.60      1.27      0.08     56.01
Average:        all     21.94      0.33      3.18      5.13      0.07     69.35
Average:          0     19.13      0.69      2.92      4.01      0.07     73.19
Average:          1     15.63      0.00      2.56      5.49      0.05     76.27
Average:          2     21.39      0.00      2.97      5.56      0.08     70.00
Average:          3     31.65      0.63      4.26      5.47      0.09     57.89