---> uname -a:
Linux prd-ubuntu1804-docker-4c-4g-330 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  8.9G   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         437        1424           0        2082        3249
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:f4:60:fa brd ff:ff:ff:ff:ff:ff
    inet 10.32.7.22/23 brd 10.32.7.255 scope global dynamic ens3
       valid_lft 86251sec preferred_lft 86251sec
    inet6 fe80::f816:3eff:fef4:60fa/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 02:42:8d:4a:7f:34 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-330) 	04/16/25 	_x86_64_	(4 CPU)

12:49:34     LINUX RESTART	(4 CPU)

12:50:02          tps      rtps      wtps   bread/s   bwrtn/s
12:51:01       145.33     52.92     92.41   4082.02  29216.88
12:52:01        93.62     13.56     80.05   2315.35   9860.76
Average:       119.26     33.08     86.18   3191.26  19457.50

12:50:02    kbmemfree   kbavail kbmemused  %memused kbbuffers  kbcached  kbcommit   %commit  kbactive   kbinact   kbdirty
12:51:01      1662700   3373628   2375952     58.83     53388   1812592    876596     17.23    527700   1667844    167328
12:52:01      1473316   3342776   2565336     63.52     61280   1956648    909028     17.87    634416   1736880     17372
Average:      1568008   3358202   2470644     61.17     57334   1884620    892812     17.55    581058   1702362     92350

12:50:02        IFACE   rxpck/s   txpck/s    rxkB/s    txkB/s   rxcmp/s   txcmp/s  rxmcst/s   %ifutil
12:51:01         ens3    346.74    230.22   1566.61     67.68      0.00      0.00      0.00      0.00
12:51:01           lo      1.02      1.02      0.10      0.10      0.00      0.00      0.00      0.00
12:51:01      docker0      0.00      0.00      0.00      0.00      0.00      0.00      0.00      0.00
12:52:01         ens3     51.92     40.61    150.81     17.78      0.00      0.00      0.00      0.00
12:52:01           lo      2.93      2.93      0.27      0.27      0.00      0.00      0.00      0.00
12:52:01      docker0      0.00      0.00      0.00      0.00      0.00      0.00      0.00      0.00
Average:         ens3    198.09    134.62    852.76     42.52      0.00      0.00      0.00      0.00
Average:           lo      1.98      1.98      0.18      0.18      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

---> sar -P ALL:
Linux 4.15.0-213-generic (prd-ubuntu1804-docker-4c-4g-330) 	04/16/25 	_x86_64_	(4 CPU)

12:49:34     LINUX RESTART	(4 CPU)

12:50:02        CPU     %user     %nice   %system   %iowait    %steal     %idle
12:51:01        all     20.93      0.00      1.82      4.47      0.06     72.71
12:51:01          0     28.32      0.00      2.12      1.87      0.03     67.66
12:51:01          1      7.67      0.00      0.91      1.09      0.03     90.31
12:51:01          2     34.20      0.00      2.62      6.18      0.09     56.92
12:51:01          3     13.74      0.00      1.63      8.83      0.05     75.75
12:52:01        all     19.05      0.00      1.26      2.69      0.05     76.94
12:52:01          0     34.64      0.00      1.35      2.55      0.05     61.41
12:52:01          1     16.71      0.00      1.25      5.86      0.05     76.13
12:52:01          2      6.44      0.00      0.94      0.72      0.07     91.84
12:52:01          3     18.38      0.00      1.51      1.63      0.05     78.42
Average:        all     19.98      0.00      1.54      3.58      0.05     74.85
Average:          0     31.51      0.00      1.73      2.21      0.04     64.51
Average:          1     12.21      0.00      1.08      3.48      0.04     83.19
Average:          2     20.20      0.00      1.77      3.42      0.08     74.53
Average:          3     16.08      0.00      1.57      5.19      0.05     77.10