---> uname -a:
Linux prd-ubuntu1804-docker-4c-4g-654 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  9.3G   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:           3944         434         963           0        2546        3228
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:c0:ab:fd brd ff:ff:ff:ff:ff:ff
    inet 10.32.6.22/23 brd 10.32.7.255 scope global dynamic ens3
       valid_lft 86231sec preferred_lft 86231sec
    inet6 fe80::f816:3eff:fec0:abfd/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 02:42:42:c1:70:56 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-654) 	04/21/25 	_x86_64_	(4 CPU)

21:47:44     LINUX RESTART	(4 CPU)

21:48:01          tps      rtps      wtps   bread/s   bwrtn/s
21:49:01       172.70     69.39    103.32   5637.59  41286.74
21:50:01       194.55    104.18     90.37   4624.30  16317.55
Average:       183.63     86.79     96.84   5130.94  28802.14

21:48:01    kbmemfree   kbavail kbmemused  %memused kbbuffers  kbcached  kbcommit   %commit  kbactive   kbinact   kbdirty
21:49:01      1573188   3307780   2465472     61.05     51212   1835620    961048     18.89    622748   1655836    218944
21:50:01      1040704   3358900   2997956     74.23     86168   2354852    875616     17.21    666484   2082492    250012
Average:      1306946   3333340   2731714     67.64     68690   2095236    918332     18.05    644616   1869164    234478

21:48:01        IFACE   rxpck/s   txpck/s    rxkB/s    txkB/s   rxcmp/s   txcmp/s  rxmcst/s   %ifutil
21:49:01         ens3    411.98    256.36   1405.37     68.30      0.00      0.00      0.00      0.00
21:49:01      docker0      0.00      0.00      0.00      0.00      0.00      0.00      0.00      0.00
21:49:01           lo      1.07      1.07      0.10      0.10      0.00      0.00      0.00      0.00
21:50:01         ens3    199.87    164.96   1034.25     21.14      0.00      0.00      0.00      0.00
21:50:01      docker0      0.00      0.00      0.00      0.00      0.00      0.00      0.00      0.00
21:50:01           lo      1.60      1.60      0.15      0.15      0.00      0.00      0.00      0.00
Average:         ens3    305.92    210.66   1219.81     44.72      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      1.33      1.33      0.12      0.12      0.00      0.00      0.00      0.00

---> sar -P ALL:
Linux 4.15.0-213-generic (prd-ubuntu1804-docker-4c-4g-654) 	04/21/25 	_x86_64_	(4 CPU)

21:47:44     LINUX RESTART	(4 CPU)

21:48:01        CPU     %user     %nice   %system   %iowait    %steal     %idle
21:49:01        all     16.88      0.00      2.03      5.34      0.05     75.69
21:49:01          0     36.25      0.00      2.27      2.60      0.07     58.82
21:49:01          1      5.72      0.00      2.17      3.21      0.07     88.83
21:49:01          2      9.71      0.00      1.32      6.92      0.07     81.98
21:49:01          3     15.74      0.00      2.32      8.65      0.05     73.24
21:50:01        all     28.11      0.00      3.49      9.41      0.07     58.91
21:50:01          0     37.04      0.00      3.36      6.51      0.05     53.04
21:50:01          1     34.63      0.00      3.76      5.42      0.08     56.10
21:50:01          2     17.09      0.00      3.72     14.50      0.07     64.62
21:50:01          3     23.65      0.00      3.13     11.25      0.05     61.92
Average:        all     22.49      0.00      2.76      7.38      0.06     67.31
Average:          0     36.64      0.00      2.81      4.55      0.06     55.94
Average:          1     20.18      0.00      2.97      4.32      0.08     72.46
Average:          2     13.40      0.00      2.52     10.70      0.07     73.31
Average:          3     19.68      0.00      2.73      9.94      0.05     67.60