---> uname -a:
Linux prd-ubuntu1804-docker-4c-4g-2056 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   12G  7.4G  62% /
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         485         442           0        3016        3175
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:d2:8a:83 brd ff:ff:ff:ff:ff:ff
    inet 10.32.7.67/23 brd 10.32.7.255 scope global dynamic ens3
       valid_lft 86128sec preferred_lft 86128sec
    inet6 fe80::f816:3eff:fed2:8a83/64 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:fe:3c:59:48 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-2056) 	06/02/25 	_x86_64_	(4 CPU)

12:38:45     LINUX RESTART	(4 CPU)

12:39:01          tps      rtps      wtps   bread/s   bwrtn/s
12:40:02       173.10     69.52    103.58   5644.53  41680.80
12:41:01       235.86     16.28    219.58   2319.92 110508.54
12:42:01       207.88     59.26    148.63   6988.84  36005.07
12:43:01       140.76     89.49     51.27   6221.10   2629.56
Average:       189.21     58.81    130.41   5305.66  47451.18

12:39:01    kbmemfree   kbavail kbmemused  %memused kbbuffers  kbcached  kbcommit   %commit  kbactive   kbinact   kbdirty
12:40:02      1666756   3342056   2371896     58.73     51264   1778156    883464     17.37    554752   1634072    161392
12:41:01       124160   3292344   3914492     96.93    109708   3155152   1130484     22.22    615900   3021492    218996
12:42:01       338028   3245344   3700624     91.63    140304   2849760   1506820     29.62    993260   2412708     51028
12:43:01       512644   3282156   3526008     87.31    144136   2734120    953836     18.75    986840   2272492     27596
Average:       660397   3290475   3378255     83.65    111353   2629297   1118651     21.99    787688   2335191    114753

12:39:01        IFACE   rxpck/s   txpck/s    rxkB/s    txkB/s   rxcmp/s   txcmp/s  rxmcst/s   %ifutil
12:40:02           lo      1.20      1.20      0.11      0.11      0.00      0.00      0.00      0.00
12:40:02         ens3    414.95    261.16   1480.44     68.55      0.00      0.00      0.00      0.00
12:40:02      docker0      0.00      0.00      0.00      0.00      0.00      0.00      0.00      0.00
12:41:01           lo      2.30      2.30      0.20      0.20      0.00      0.00      0.00      0.00
12:41:01         ens3    570.11    279.78  12963.40     23.60      0.00      0.00      0.00      0.00
12:41:01      docker0      0.00      0.00      0.00      0.00      0.00      0.00      0.00      0.00
12:42:01           lo      0.00      0.00      0.00      0.00      0.00      0.00      0.00      0.00
12:42:01         ens3    359.62    282.94   1745.17     22.12      0.00      0.00      0.00      0.00
12:42:01      docker0      0.00      0.00      0.00      0.00      0.00      0.00      0.00      0.00
12:43:01           lo      4.63      4.63      0.40      0.40      0.00      0.00      0.00      0.00
12:43:01         ens3    115.71    189.49     24.00   1325.23      0.00      0.00      0.00      0.00
12:43:01      docker0      0.00      0.00      0.00      0.00      0.00      0.00      0.00      0.00
Average:           lo      2.03      2.03      0.18      0.18      0.00      0.00      0.00      0.00
Average:         ens3    364.27    253.23   4017.10    361.24      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-2056) 	06/02/25 	_x86_64_	(4 CPU)

12:38:45     LINUX RESTART	(4 CPU)

12:39:01        CPU     %user     %nice   %system   %iowait    %steal     %idle
12:40:02        all     18.56      0.00      2.29      5.23      0.05     73.87
12:40:02          0      9.06      0.00      1.64      1.87      0.03     87.40
12:40:02          1      7.74      0.00      1.67     12.59      0.03     77.97
12:40:02          2     21.33      0.00      3.08      4.24      0.08     71.27
12:40:02          3     36.14      0.00      2.80      2.23      0.07     58.77
12:41:01        all     25.52      0.00      8.05      3.52      0.08     62.84
12:41:01          0     26.35      0.00      6.95      1.79      0.09     64.82
12:41:01          1     18.89      0.00      8.03      7.79      0.07     65.22
12:41:01          2     22.69      0.00      7.68      2.54      0.07     67.03
12:41:01          3     34.21      0.00      9.53      1.91      0.10     54.24
12:42:01        all     32.31      0.00      6.83      5.25      0.09     55.52
12:42:01          0     32.49      0.00      6.89      5.71      0.08     54.83
12:42:01          1     29.78      0.00      7.01      4.04      0.08     59.08
12:42:01          2     32.87      0.00      6.54      4.26      0.10     56.23
12:42:01          3     34.12      0.00      6.87      7.00      0.08     51.93
12:43:01        all     21.42      0.00      1.70      3.30      0.06     73.52
12:43:01          0     16.08      0.00      1.49      1.80      0.03     80.60
12:43:01          1     26.85      0.00      1.85      4.75      0.07     66.49
12:43:01          2     23.13      0.00      1.74      2.71      0.05     72.37
12:43:01          3     19.66      0.00      1.75      3.94      0.08     74.56
Average:        all     24.43      0.00      4.69      4.33      0.07     66.48
Average:          0     20.94      0.00      4.21      2.79      0.06     72.00
Average:          1     20.80      0.00      4.62      7.30      0.06     67.22
Average:          2     25.01      0.00      4.74      3.44      0.08     66.74
Average:          3     30.99      0.00      5.20      3.78      0.08     59.95