---> uname -a:
Linux prd-ubuntu1804-docker-4c-4g-810 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  700K  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:           3943         481        1109           0        2352        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:a9:8a:b9 brd ff:ff:ff:ff:ff:ff
    inet 10.32.6.171/23 brd 10.32.7.255 scope global dynamic ens3
       valid_lft 86208sec preferred_lft 86208sec
    inet6 fe80::f816:3eff:fea9:8ab9/64 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 02:42:1e:b3:d4:c2 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::42:1eff:feb3:d4c2/64 scope link 
       valid_lft forever preferred_lft forever

---> sar -b -r -n DEV:
Linux 4.15.0-213-generic (prd-ubuntu1804-docker-4c-4g-810) 	05/13/25 	_x86_64_	(4 CPU)

07:32:16     LINUX RESTART	(4 CPU)

07:33:01          tps      rtps      wtps   bread/s   bwrtn/s
07:34:01        79.15     16.96     62.19   2328.01   6777.80
07:35:01       178.50      1.12    177.39     87.59  20566.57
Average:       128.83      9.04    119.79   1207.80  13672.19

07:33:01    kbmemfree   kbavail kbmemused  %memused kbbuffers  kbcached  kbcommit   %commit  kbactive   kbinact   kbdirty
07:34:01      1503476   3353996   2535176     62.77     57976   1941764   1042104     20.48    598688   1743180    202616
07:35:01      1106288   3239052   2932364     72.61     76412   2193524    999308     19.64    855648   1856248     27988
Average:      1304882   3296524   2733770     67.69     67194   2067644   1020706     20.06    727168   1799714    115302

07:33:01        IFACE   rxpck/s   txpck/s    rxkB/s    txkB/s   rxcmp/s   txcmp/s  rxmcst/s   %ifutil
07:34:01           lo      2.27      2.27      0.20      0.20      0.00      0.00      0.00      0.00
07:34:01         ens3     96.57     85.50   1011.42     12.66      0.00      0.00      0.00      0.00
07:34:01      docker0      0.00      0.00      0.00      0.00      0.00      0.00      0.00      0.00
07:35:01           lo      0.60      0.60      0.05      0.05      0.00      0.00      0.00      0.00
07:35:01         ens3    289.10    196.17   1385.81     20.15      0.00      0.00      0.00      0.00
07:35:01      docker0    138.96    206.28      7.34    918.99      0.00      0.00      0.00      0.00
Average:           lo      1.43      1.43      0.13      0.13      0.00      0.00      0.00      0.00
Average:         ens3    192.83    140.83   1198.62     16.41      0.00      0.00      0.00      0.00
Average:      docker0     69.48    103.14      3.67    459.50      0.00      0.00      0.00      0.00

---> sar -P ALL:
Linux 4.15.0-213-generic (prd-ubuntu1804-docker-4c-4g-810) 	05/13/25 	_x86_64_	(4 CPU)

07:32:16     LINUX RESTART	(4 CPU)

07:33:01        CPU     %user     %nice   %system   %iowait    %steal     %idle
07:34:01        all     20.14      0.00      1.45      2.27      0.05     76.08
07:34:01          0     12.38      0.00      1.21      1.42      0.03     84.96
07:34:01          1     32.69      0.00      2.10      4.92      0.08     60.20
07:34:01          2     27.40      0.00      1.44      0.33      0.07     70.77
07:34:01          3      8.02      0.00      1.05      2.42      0.03     88.47
07:35:01        all     15.35      0.00      2.99      4.64      0.08     76.94
07:35:01          0     28.39      0.00      3.19      4.77      0.07     63.58
07:35:01          1     19.41      0.00      4.22     10.64      0.07     65.66
07:35:01          2      6.36      0.00      2.37      0.98      0.07     90.22
07:35:01          3      7.26      0.00      2.22      2.15      0.07     88.30
Average:        all     17.75      0.00      2.22      3.45      0.06     76.51
Average:          0     20.38      0.00      2.20      3.09      0.05     74.28
Average:          1     26.07      0.00      3.16      7.78      0.08     62.92
Average:          2     16.88      0.00      1.90      0.66      0.07     80.49
Average:          3      7.64      0.00      1.63      2.29      0.05     88.38