---> uname -a:
Linux prd-ubuntu1804-docker-4c-4g-4681 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  9.6G  9.7G  50% /
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         442         648           0        2852        3218
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:79:a6:92 brd ff:ff:ff:ff:ff:ff
    inet 10.32.6.148/23 brd 10.32.7.255 scope global dynamic ens3
       valid_lft 86176sec preferred_lft 86176sec
    inet6 fe80::f816:3eff:fe79:a692/64 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 02:42:53:20:a6:f4 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-4681) 	04/10/25 	_x86_64_	(4 CPU)

09:24:00     LINUX RESTART	(4 CPU)

09:25:01          tps      rtps      wtps   bread/s   bwrtn/s
09:26:01        78.90      4.15     74.75    107.98  11269.32
09:27:01       127.46     15.08    112.38   1052.72  34185.54
Average:       103.18      9.61     93.57    580.39  22728.38

09:25:01    kbmemfree   kbavail kbmemused  %memused kbbuffers  kbcached  kbcommit   %commit  kbactive   kbinact   kbdirty
09:26:01      1361976   3306192   2676676     66.28     65428   2020156    978008     19.22    611132   1857448    210124
09:27:01       697280   3323580   3341372     82.73     93352   2637856    885640     17.41    647120   2429152     71756
Average:      1029628   3314886   3009024     74.51     79390   2329006    931824     18.32    629126   2143300    140940

09:25:01        IFACE   rxpck/s   txpck/s    rxkB/s    txkB/s   rxcmp/s   txcmp/s  rxmcst/s   %ifutil
09:26:01      docker0      0.00      0.00      0.00      0.00      0.00      0.00      0.00      0.00
09:26:01           lo      0.87      0.87      0.08      0.08      0.00      0.00      0.00      0.00
09:26:01         ens3     91.78     82.57   1312.66     11.98      0.00      0.00      0.00      0.00
09:27:01      docker0      0.00      0.00      0.00      0.00      0.00      0.00      0.00      0.00
09:27:01           lo      0.80      0.80      0.07      0.07      0.00      0.00      0.00      0.00
09:27:01         ens3     44.75     38.65    697.88      7.77      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      0.83      0.83      0.07      0.07      0.00      0.00      0.00      0.00
Average:         ens3     68.27     60.61   1005.25      9.87      0.00      0.00      0.00      0.00

---> sar -P ALL:
Linux 4.15.0-213-generic (prd-ubuntu1804-docker-4c-4g-4681) 	04/10/25 	_x86_64_	(4 CPU)

09:24:00     LINUX RESTART	(4 CPU)

09:25:01        CPU     %user     %nice   %system   %iowait    %steal     %idle
09:26:01        all     20.29      0.00      1.57      2.30      0.06     75.79
09:26:01          0      1.95      0.00      0.70      7.13      0.05     90.17
09:26:01          1     38.27      0.00      2.50      0.33      0.05     58.85
09:26:01          2     35.94      0.00      2.15      0.37      0.07     61.48
09:26:01          3      4.82      0.00      0.90      1.41      0.07     92.80
09:27:01        all     19.90      0.00      3.15      2.62      0.08     74.26
09:27:01          0      6.57      0.00      2.19      4.00      0.10     87.14
09:27:01          1      9.96      0.00      3.07      0.30      0.03     86.64
09:27:01          2     56.58      0.00      4.96      0.97      0.08     37.41
09:27:01          3      6.60      0.00      2.41      5.21      0.10     85.68
Average:        all     20.09      0.00      2.36      2.46      0.07     75.02
Average:          0      4.26      0.00      1.45      5.56      0.08     88.65
Average:          1     24.09      0.00      2.78      0.32      0.04     72.77
Average:          2     46.24      0.00      3.55      0.67      0.08     49.46
Average:          3      5.71      0.00      1.66      3.31      0.08     89.24