---> uname -a:
Linux prd-ubuntu1804-docker-4c-4g-1801 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  9.0G   11G  47% /
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         465        1277           0        2200        3216
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:4d:f2:27 brd ff:ff:ff:ff:ff:ff
    inet 10.32.6.249/23 brd 10.32.7.255 scope global dynamic ens3
       valid_lft 86233sec preferred_lft 86233sec
    inet6 fe80::f816:3eff:fe4d:f227/64 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 02:42:22:5e:15:f0 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-1801) 	05/29/25 	_x86_64_	(4 CPU)

06:16:44     LINUX RESTART	(4 CPU)

06:17:01          tps      rtps      wtps   bread/s   bwrtn/s
06:18:01       173.25     69.54    103.72   5626.26  41771.32
06:19:01       142.40     12.68    129.72   2241.47  16585.20
Average:       157.83     41.11    116.72   3934.01  29179.31

06:17:01    kbmemfree   kbavail kbmemused  %memused kbbuffers  kbcached  kbcommit   %commit  kbactive   kbinact   kbdirty
06:18:01      1670252   3351864   2368400     58.64     51196   1784700    884644     17.39    545944   1640904    162244
06:19:01      1283668   3265076   2754984     68.22     67420   2057740    991680     19.49    704868   1847508     27428
Average:      1476960   3308470   2561692     63.43     59308   1921220    938162     18.44    625406   1744206     94836

06:17:01        IFACE   rxpck/s   txpck/s    rxkB/s    txkB/s   rxcmp/s   txcmp/s  rxmcst/s   %ifutil
06:18:01      docker0      0.00      0.00      0.00      0.00      0.00      0.00      0.00      0.00
06:18:01           lo      1.07      1.07      0.10      0.10      0.00      0.00      0.00      0.00
06:18:01         ens3    375.49    238.71   1476.62     67.00      0.00      0.00      0.00      0.00
06:19:01      docker0      0.00      0.00      0.00      0.00      0.00      0.00      0.00      0.00
06:19:01           lo      4.60      4.60      0.40      0.40      0.00      0.00      0.00      0.00
06:19:01         ens3     82.55     74.40    875.14     23.68      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
Average:           lo      2.83      2.83      0.25      0.25      0.00      0.00      0.00      0.00
Average:         ens3    229.03    156.56   1175.90     45.34      0.00      0.00      0.00      0.00

---> sar -P ALL:
Linux 4.15.0-213-generic (prd-ubuntu1804-docker-4c-4g-1801) 	05/29/25 	_x86_64_	(4 CPU)

06:16:44     LINUX RESTART	(4 CPU)

06:17:01        CPU     %user     %nice   %system   %iowait    %steal     %idle
06:18:01        all     18.56      0.00      2.23      5.20      0.05     73.95
06:18:01          0     19.24      0.00      1.49      3.43      0.07     75.77
06:18:01          1     14.63      0.00      3.30     10.26      0.05     71.75
06:18:01          2     30.97      0.00      2.40      2.90      0.08     63.64
06:18:01          3      9.32      0.00      1.73      4.22      0.03     84.70
06:19:01        all     19.17      0.00      1.74      3.71      0.05     75.33
06:19:01          0     25.51      0.00      2.50      5.78      0.07     66.15
06:19:01          1      4.18      0.00      1.19      5.29      0.02     89.32
06:19:01          2     28.96      0.00      1.96      3.07      0.07     65.95
06:19:01          3     18.06      0.00      1.31      0.69      0.05     79.90
Average:        all     18.87      0.00      1.99      4.46      0.05     74.64
Average:          0     22.37      0.00      1.99      4.60      0.07     70.97
Average:          1      9.41      0.00      2.24      7.78      0.03     80.54
Average:          2     29.97      0.00      2.18      2.98      0.08     64.79
Average:          3     13.69      0.00      1.52      2.45      0.04     82.30