---> uname -a:
Linux prd-ubuntu1804-docker-4c-4g-418 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  9.3G   10G  49% /
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         481         976           0        2486        3192
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:a7:8c:b3 brd ff:ff:ff:ff:ff:ff
    inet 10.32.6.213/23 brd 10.32.7.255 scope global dynamic ens3
       valid_lft 86183sec preferred_lft 86183sec
    inet6 fe80::f816:3eff:fea7:8cb3/64 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 02:42:0d:dc:46:6c 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
    inet6 fe80::42:dff:fedc:466c/64 scope link 
       valid_lft forever preferred_lft forever

---> sar -b -r -n DEV:
Linux 4.15.0-213-generic (prd-ubuntu1804-docker-4c-4g-418) 	05/06/25 	_x86_64_	(4 CPU)

16:21:04     LINUX RESTART	(4 CPU)

16:22:02          tps      rtps      wtps   bread/s   bwrtn/s
16:23:01       107.76     12.85     94.92   2297.51  12613.46
16:24:01        76.44      0.38     76.05     21.73  16726.28
Average:        91.97      6.56     85.41   1150.06  14687.15

16:22:02    kbmemfree   kbavail kbmemused  %memused kbbuffers  kbcached  kbcommit   %commit  kbactive   kbinact   kbdirty
16:23:01      1165352   3244960   2873300     71.15     68856   2150576   1293940     25.44    771160   1884208    266480
16:24:01       949260   3216060   3089392     76.50     76640   2324928   1021768     20.08   1005904   1857516     19024
Average:      1057306   3230510   2981346     73.82     72748   2237752   1157854     22.76    888532   1870862    142752

16:22:02        IFACE   rxpck/s   txpck/s    rxkB/s    txkB/s   rxcmp/s   txcmp/s  rxmcst/s   %ifutil
16:23:01    veth8d9f916     79.92    106.37      5.33    587.20      0.00      0.00      0.00      0.05
16:23:01         ens3    237.54    175.06   1753.34     18.52      0.00      0.00      0.00      0.00
16:23:01      docker0     79.92    106.25      4.24    587.19      0.00      0.00      0.00      0.00
16:23:01           lo      2.10      2.10      0.19      0.19      0.00      0.00      0.00      0.00
16:24:01         ens3    263.37    197.07   1364.50     34.17      0.00      0.00      0.00      0.00
16:24:01      docker0    155.24    199.20      9.61   1346.10      0.00      0.00      0.00      0.00
16:24:01           lo      0.33      0.33      0.02      0.02      0.00      0.00      0.00      0.00
Average:         ens3    250.56    186.15   1557.29     26.41      0.00      0.00      0.00      0.00
Average:      docker0    117.90    153.12      6.95    969.83      0.00      0.00      0.00      0.00
Average:           lo      1.21      1.21      0.11      0.11      0.00      0.00      0.00      0.00

---> sar -P ALL:
Linux 4.15.0-213-generic (prd-ubuntu1804-docker-4c-4g-418) 	05/06/25 	_x86_64_	(4 CPU)

16:21:04     LINUX RESTART	(4 CPU)

16:22:02        CPU     %user     %nice   %system   %iowait    %steal     %idle
16:23:01        all     17.93      0.00      2.03      2.81      0.06     77.18
16:23:01          0      8.20      0.00      1.89      5.14      0.03     84.74
16:23:01          1     10.46      0.00      1.63      0.66      0.03     87.21
16:23:01          2     48.45      0.00      3.27      1.02      0.09     47.17
16:23:01          3      4.66      0.00      1.33      4.38      0.07     89.56
16:24:01        all     12.24      0.00      2.36      2.04      0.05     83.31
16:24:01          0      4.89      0.00      2.04      3.45      0.05     89.56
16:24:01          1      8.03      0.00      2.10      2.82      0.05     86.99
16:24:01          2     23.34      0.00      2.84      1.02      0.07     72.73
16:24:01          3     12.65      0.00      2.42      0.90      0.03     84.00
Average:        all     15.06      0.00      2.20      2.42      0.05     80.27
Average:          0      6.53      0.00      1.97      4.29      0.04     87.17
Average:          1      9.24      0.00      1.87      1.75      0.04     87.10
Average:          2     35.78      0.00      3.06      1.02      0.08     60.07
Average:          3      8.69      0.00      1.88      2.62      0.05     86.75