---> uname -a:
Linux prd-ubuntu1804-docker-4c-4g-1470 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:             2799.998
BogoMIPS:            5599.99
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   11G  9.2G  53% /
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         474         170           0        3299        3186
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:87:af:6e brd ff:ff:ff:ff:ff:ff
    inet 10.32.7.156/23 brd 10.32.7.255 scope global dynamic ens3
       valid_lft 86214sec preferred_lft 86214sec
    inet6 fe80::f816:3eff:fe87:af6e/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 02:42:9e:8f:66:36 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-1470) 	05/23/25 	_x86_64_	(4 CPU)

10:59:44     LINUX RESTART	(4 CPU)

11:00:01          tps      rtps      wtps   bread/s   bwrtn/s
11:01:01       169.86     69.19    100.67   5621.99  41449.80
11:02:01       200.03     12.88    187.15   2256.27  64817.33
Average:       184.94     41.04    143.90   3939.41  53131.62

11:00:01    kbmemfree   kbavail kbmemused  %memused kbbuffers  kbcached  kbcommit   %commit  kbactive   kbinact   kbdirty
11:01:01      1570768   3294388   2467892     61.11     50216   1827408    962604     18.92    636652   1648120    206944
11:02:01       134596   3263476   3904064     96.67     90540   3115856    984584     19.35    760320   2846460      1572
Average:       852682   3278932   3185978     78.89     70378   2471632    973594     19.14    698486   2247290    104258

11:00:01        IFACE   rxpck/s   txpck/s    rxkB/s    txkB/s   rxcmp/s   txcmp/s  rxmcst/s   %ifutil
11:01:01         ens3    330.49    215.06   1453.81     64.50      0.00      0.00      0.00      0.00
11:01:01      docker0      0.00      0.00      0.00      0.00      0.00      0.00      0.00      0.00
11:01:01           lo      1.07      1.07      0.10      0.10      0.00      0.00      0.00      0.00
11:02:01         ens3    296.60    188.27   6527.07     99.88      0.00      0.00      0.00      0.00
11:02:01      docker0      0.00      0.00      0.00      0.00      0.00      0.00      0.00      0.00
11:02:01           lo      3.53      3.53      0.30      0.30      0.00      0.00      0.00      0.00
Average:         ens3    313.55    201.67   3990.02     82.19      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      2.30      2.30      0.20      0.20      0.00      0.00      0.00      0.00

---> sar -P ALL:
Linux 4.15.0-213-generic (prd-ubuntu1804-docker-4c-4g-1470) 	05/23/25 	_x86_64_	(4 CPU)

10:59:44     LINUX RESTART	(4 CPU)

11:00:01        CPU     %user     %nice   %system   %iowait    %steal     %idle
11:01:01        all     18.05      0.00      2.06      5.30      0.07     74.52
11:01:01          0      6.72      0.00      1.10      1.62      0.05     90.51
11:01:01          1     23.16      0.00      3.16      4.33      0.07     69.28
11:01:01          2     11.39      0.00      1.46      6.33      0.05     80.76
11:01:01          3     31.02      0.00      2.51      8.93      0.08     57.45
11:02:01        all     22.20      0.00      4.50      3.89      0.08     69.32
11:02:01          0     30.03      0.00      4.91      5.63      0.10     59.32
11:02:01          1     20.71      0.00      4.56      6.21      0.07     68.46
11:02:01          2     17.42      0.00      4.23      1.19      0.08     77.09
11:02:01          3     20.66      0.00      4.31      2.55      0.08     72.40
Average:        all     20.12      0.00      3.28      4.60      0.07     71.93
Average:          0     18.36      0.00      3.00      3.62      0.08     74.94
Average:          1     21.93      0.00      3.86      5.27      0.07     68.87
Average:          2     14.40      0.00      2.84      3.77      0.07     78.93
Average:          3     25.86      0.00      3.41      5.75      0.08     64.89