---> uname -a:
Linux prd-ubuntu1804-docker-4c-4g-1092 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:             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            2.0G     0  2.0G   0% /dev
tmpfs           395M  696K  394M   1% /run
/dev/vda1        20G   11G  8.2G  58% /
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         552         233           0        3157        3108
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:29:b7:24 brd ff:ff:ff:ff:ff:ff
    inet 10.32.6.138/23 brd 10.32.7.255 scope global dynamic ens3
       valid_lft 86091sec preferred_lft 86091sec
    inet6 fe80::f816:3eff:fe29:b724/64 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 02:42:31:82:5a:1d 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-1092) 	05/17/25 	_x86_64_	(4 CPU)

09:42:12     LINUX RESTART	(4 CPU)

09:43:01          tps      rtps      wtps   bread/s   bwrtn/s
09:44:01       121.61     16.06    105.55   2305.22  24853.19
09:45:01       179.76      3.51    176.25     66.23  48196.04
09:46:01       113.16     13.53     99.63    952.11  31961.07
09:47:01       119.05     64.44     54.61   3503.02   6340.81
Average:       133.40     24.39    109.01   1706.51  27839.47

09:43:01    kbmemfree   kbavail kbmemused  %memused kbbuffers  kbcached  kbcommit   %commit  kbactive   kbinact   kbdirty
09:44:01       945328   3342096   3093324     76.59     68656   2460748   1085228     21.33    603032   2259308    283648
09:45:01       352784   3326336   3685868     91.26    106840   2956968   1209652     23.78    626044   2772064    309672
09:46:01       444132   3291664   3594520     89.00    131420   2789660   1635404     32.15    930176   2355712     52476
09:47:01       293916   3213360   3744736     92.72    135580   2822380   1035960     20.36   1054356   2349876     29568
Average:       509040   3293364   3529612     87.40    110624   2757439   1241561     24.41    803402   2434240    168841

09:43:01        IFACE   rxpck/s   txpck/s    rxkB/s    txkB/s   rxcmp/s   txcmp/s  rxmcst/s   %ifutil
09:44:01           lo      2.73      2.73      0.26      0.26      0.00      0.00      0.00      0.00
09:44:01         ens3    677.07    395.82   6889.94     39.22      0.00      0.00      0.00      0.00
09:44:01      docker0      0.00      0.00      0.00      0.00      0.00      0.00      0.00      0.00
09:45:01           lo      0.20      0.20      0.01      0.01      0.00      0.00      0.00      0.00
09:45:01         ens3    458.84    375.25   2872.93     30.43      0.00      0.00      0.00      0.00
09:45:01      docker0      0.00      0.00      0.00      0.00      0.00      0.00      0.00      0.00
09:46:01           lo      0.83      0.83      0.06      0.06      0.00      0.00      0.00      0.00
09:46:01         ens3    238.11    158.79    588.16     37.93      0.00      0.00      0.00      0.00
09:46:01      docker0      0.00      0.00      0.00      0.00      0.00      0.00      0.00      0.00
09:47:01           lo      4.60      4.60      0.39      0.39      0.00      0.00      0.00      0.00
09:47:01         ens3     93.67    152.84     22.42   1025.56      0.00      0.00      0.00      0.00
09:47:01      docker0      0.00      0.00      0.00      0.00      0.00      0.00      0.00      0.00
Average:           lo      2.09      2.09      0.18      0.18      0.00      0.00      0.00      0.00
Average:         ens3    366.93    270.68   2593.38    283.27      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-1092) 	05/17/25 	_x86_64_	(4 CPU)

09:42:12     LINUX RESTART	(4 CPU)

09:43:01        CPU     %user     %nice   %system   %iowait    %steal     %idle
09:44:01        all     20.85      0.00      2.46      3.21      0.06     73.42
09:44:01          0      5.49      0.00      1.36      5.03      0.05     88.07
09:44:01          1     28.88      0.00      2.76      1.67      0.05     66.63
09:44:01          2     31.22      0.00      3.12      3.31      0.05     62.30
09:44:01          3     17.88      0.00      2.62      2.80      0.05     76.65
09:45:01        all      8.68      0.00      3.58      4.79      0.07     82.87
09:45:01          0     10.12      0.00      4.12      4.42      0.08     81.26
09:45:01          1      7.62      0.00      3.32      5.43      0.07     83.57
09:45:01          2      8.03      0.00      3.31      4.84      0.07     83.76
09:45:01          3      8.96      0.00      3.58      4.50      0.10     82.85
09:46:01        all     26.15      0.00      6.21      4.23      0.09     63.32
09:46:01          0     25.76      0.00      5.95      5.08      0.08     63.12
09:46:01          1     25.97      0.00      5.23      3.80      0.08     64.91
09:46:01          2     26.73      0.00      6.70      4.72      0.10     61.75
09:46:01          3     26.16      0.00      6.97      3.30      0.08     63.48
09:47:01        all     19.37      0.00      1.67      2.81      0.06     76.09
09:47:01          0      6.88      0.00      1.22      1.85      0.03     90.02
09:47:01          1     16.98      0.00      1.50      3.66      0.05     77.81
09:47:01          2     44.19      0.00      2.51      3.16      0.08     50.06
09:47:01          3      9.48      0.00      1.42      2.57      0.07     86.46
Average:        all     18.78      0.00      3.48      3.76      0.07     73.92
Average:          0     12.04      0.00      3.16      4.10      0.06     80.65
Average:          1     19.87      0.00      3.20      3.64      0.06     73.23
Average:          2     27.59      0.00      3.91      4.00      0.08     64.43
Average:          3     15.62      0.00      3.64      3.29      0.08     77.37