---> uname -a:
Linux prd-ubuntu1804-docker-4c-4g-1670 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  9.1G   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         463        1211           0        2269        3213
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:6f:72:bf brd ff:ff:ff:ff:ff:ff
    inet 10.32.7.181/23 brd 10.32.7.255 scope global dynamic ens3
       valid_lft 86222sec preferred_lft 86222sec
    inet6 fe80::f816:3eff:fe6f:72bf/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 02:42:70:de:e9:87 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-1670) 	05/26/25 	_x86_64_	(4 CPU)

16:48:43     LINUX RESTART	(4 CPU)

16:49:01          tps      rtps      wtps   bread/s   bwrtn/s
16:50:02       171.15     69.34    101.82   5624.40  41610.01
16:51:01       161.13     13.01    148.11   2294.53  19943.06
Average:       166.18     41.41    124.77   3973.45  30867.56

16:49:01    kbmemfree   kbavail kbmemused  %memused kbbuffers  kbcached  kbcommit   %commit  kbactive   kbinact   kbdirty
16:50:02      1689928   3363428   2348724     58.16     51224   1776696    867968     17.06    533172   1632956    162192
16:51:01      1191076   3237908   2847576     70.51     71572   2112968   1009764     19.85    780168   1848996     27252
Average:      1440502   3300668   2598150     64.33     61398   1944832    938866     18.46    656670   1740976     94722

16:49:01        IFACE   rxpck/s   txpck/s    rxkB/s    txkB/s   rxcmp/s   txcmp/s  rxmcst/s   %ifutil
16:50:02         ens3    401.55    251.62   1464.35     68.82      0.00      0.00      0.00      0.00
16:50:02           lo      1.20      1.20      0.11      0.11      0.00      0.00      0.00      0.00
16:50:02      docker0      0.00      0.00      0.00      0.00      0.00      0.00      0.00      0.00
16:51:01         ens3    221.81    174.60   1232.95    376.50      0.00      0.00      0.00      0.00
16:51:01           lo      5.08      5.08      0.46      0.46      0.00      0.00      0.00      0.00
16:51:01      docker0      0.00      0.00      0.00      0.00      0.00      0.00      0.00      0.00
Average:         ens3    312.43    213.43   1349.62    221.37      0.00      0.00      0.00      0.00
Average:           lo      3.13      3.13      0.28      0.28      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-1670) 	05/26/25 	_x86_64_	(4 CPU)

16:48:43     LINUX RESTART	(4 CPU)

16:49:01        CPU     %user     %nice   %system   %iowait    %steal     %idle
16:50:02        all     18.56      0.00      2.34      5.36      0.05     73.68
16:50:02          0     18.76      0.00      3.08      1.92      0.03     76.20
16:50:02          1     29.29      0.00      2.16      3.61      0.05     64.89
16:50:02          2     16.69      0.00      2.35      5.71      0.08     75.17
16:50:02          3      9.42      0.00      1.81     10.20      0.05     78.52
16:51:01        all     19.49      0.00      2.24      3.77      0.06     74.44
16:51:01          0     30.49      0.00      3.09      3.59      0.07     62.76
16:51:01          1      7.95      0.00      1.85      4.37      0.05     85.77
16:51:01          2     16.46      0.00      2.03      2.85      0.05     78.61
16:51:01          3     23.20      0.00      1.96      4.26      0.05     70.54
Average:        all     19.02      0.00      2.29      4.57      0.05     74.06
Average:          0     24.58      0.00      3.09      2.75      0.05     69.54
Average:          1     18.70      0.00      2.00      3.99      0.05     75.26
Average:          2     16.58      0.00      2.19      4.29      0.07     76.87
Average:          3     16.25      0.00      1.88      7.26      0.05     74.56