---> uname -a:
Linux prd-ubuntu1804-docker-4c-4g-1195 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  9.2G   11G  48% /
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         480        1058           0        2405        3194
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:68:be:70 brd ff:ff:ff:ff:ff:ff
    inet 10.32.6.93/23 brd 10.32.7.255 scope global dynamic ens3
       valid_lft 86203sec preferred_lft 86203sec
    inet6 fe80::f816:3eff:fe68:be70/64 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:f1:26:cd 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::42:31ff:fef1:26cd/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-1195) 	05/18/25 	_x86_64_	(4 CPU)

20:27:14     LINUX RESTART	(4 CPU)

20:28:02          tps      rtps      wtps   bread/s   bwrtn/s
20:29:01       100.31     15.80     84.51   2309.02  11493.56
20:30:01       113.51      1.03    112.48     96.63  16404.67
Average:       106.97      8.35     98.61   1193.35  13970.16

20:28:02    kbmemfree   kbavail kbmemused  %memused kbbuffers  kbcached  kbcommit   %commit  kbactive   kbinact   kbdirty
20:29:01      1409916   3338084   2628744     65.09     62920   2010980   1101484     21.65    620468   1805936    146964
20:30:01      1059896   3243940   2978764     73.76     77724   2241988    997316     19.60    896528   1857192     28272
Average:      1234906   3291012   2803754     69.42     70322   2126484   1049400     20.63    758498   1831564     87618

20:28:02        IFACE   rxpck/s   txpck/s    rxkB/s    txkB/s   rxcmp/s   txcmp/s  rxmcst/s   %ifutil
20:29:01         ens3    150.56    113.00   1463.84     14.70      0.00      0.00      0.00      0.00
20:29:01      docker0      0.00      0.00      0.00      0.00      0.00      0.00      0.00      0.00
20:29:01           lo      2.51      2.51      0.23      0.23      0.00      0.00      0.00      0.00
20:30:01         ens3    226.04    158.65    983.71     38.22      0.00      0.00      0.00      0.00
20:30:01      docker0    117.21    166.74      6.17    963.71      0.00      0.00      0.00      0.00
20:30:01           lo      0.47      0.47      0.04      0.04      0.00      0.00      0.00      0.00
Average:         ens3    188.62    136.02   1221.72     26.56      0.00      0.00      0.00      0.00
Average:      docker0     59.11     84.09      3.11    485.98      0.00      0.00      0.00      0.00
Average:           lo      1.48      1.48      0.13      0.13      0.00      0.00      0.00      0.00

---> sar -P ALL:
Linux 4.15.0-213-generic (prd-ubuntu1804-docker-4c-4g-1195) 	05/18/25 	_x86_64_	(4 CPU)

20:27:14     LINUX RESTART	(4 CPU)

20:28:02        CPU     %user     %nice   %system   %iowait    %steal     %idle
20:29:01        all     19.32      0.00      1.45      2.70      0.04     76.48
20:29:01          0     11.22      0.00      1.03      1.10      0.03     86.61
20:29:01          1     30.32      0.00      1.94      0.49      0.05     67.19
20:29:01          2     30.18      0.00      2.17      8.48      0.07     59.11
20:29:01          3      5.72      0.00      0.70      0.75      0.02     92.82
20:30:01        all     14.95      0.00      2.67      2.70      0.07     79.62
20:30:01          0     18.31      0.00      2.61      2.89      0.05     76.14
20:30:01          1     21.02      0.00      2.99      3.99      0.08     71.92
20:30:01          2     10.49      0.00      2.63      0.84      0.07     85.98
20:30:01          3      9.95      0.00      2.44      3.08      0.07     84.46
Average:        all     17.12      0.00      2.06      2.70      0.05     78.06
Average:          0     14.79      0.00      1.83      2.00      0.04     81.34
Average:          1     25.64      0.00      2.47      2.25      0.07     69.57
Average:          2     20.27      0.00      2.40      4.63      0.07     72.63
Average:          3      7.85      0.00      1.58      1.92      0.04     88.61