---> uname -a:
Linux prd-ubuntu1804-docker-4c-4g-4674 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         427         659           0        2856        3233
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:0b:16:c7 brd ff:ff:ff:ff:ff:ff
    inet 10.32.7.254/23 brd 10.32.7.255 scope global dynamic ens3
       valid_lft 86178sec preferred_lft 86178sec
    inet6 fe80::f816:3eff:fe0b:16c7/64 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 02:42:61:0b:a2:24 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-4674) 	04/10/25 	_x86_64_	(4 CPU)

08:21:13     LINUX RESTART	(4 CPU)

08:22:02          tps      rtps      wtps   bread/s   bwrtn/s
08:23:01        82.39      3.78     78.61     64.12  10031.66
08:24:01       120.50     15.66    104.83   1055.69  29364.17
Average:       101.60      9.77     91.83    564.07  19779.13

08:22:02    kbmemfree   kbavail kbmemused  %memused kbbuffers  kbcached  kbcommit   %commit  kbactive   kbinact   kbdirty
08:23:01      1562140   3378900   2476512     61.32     60052   1903020    860508     16.92    529672   1750024    144384
08:24:01       681268   3310820   3357384     83.13     91064   2643612    908232     17.85    655904   2434428    256332
Average:      1121704   3344860   2916948     72.23     75558   2273316    884370     17.38    592788   2092226    200358

08:22:02        IFACE   rxpck/s   txpck/s    rxkB/s    txkB/s   rxcmp/s   txcmp/s  rxmcst/s   %ifutil
08:23:01         ens3     79.29     74.38    867.39     10.83      0.00      0.00      0.00      0.00
08:23:01      docker0      0.00      0.00      0.00      0.00      0.00      0.00      0.00      0.00
08:23:01           lo      0.88      0.88      0.08      0.08      0.00      0.00      0.00      0.00
08:24:01         ens3     70.49     60.27   1347.51      8.70      0.00      0.00      0.00      0.00
08:24:01      docker0      0.00      0.00      0.00      0.00      0.00      0.00      0.00      0.00
08:24:01           lo      0.93      0.93      0.08      0.08      0.00      0.00      0.00      0.00
Average:         ens3     74.85     67.27   1109.47      9.76      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      0.91      0.91      0.08      0.08      0.00      0.00      0.00      0.00

---> sar -P ALL:
Linux 4.15.0-213-generic (prd-ubuntu1804-docker-4c-4g-4674) 	04/10/25 	_x86_64_	(4 CPU)

08:21:13     LINUX RESTART	(4 CPU)

08:22:02        CPU     %user     %nice   %system   %iowait    %steal     %idle
08:23:01        all     20.13      0.00      1.47      2.41      0.05     75.94
08:23:01          0     10.00      0.00      0.73      0.32      0.05     88.90
08:23:01          1     15.81      0.00      1.64      6.97      0.05     75.54
08:23:01          2     37.71      0.00      2.45      0.41      0.07     59.36
08:23:01          3     17.04      0.00      1.04      1.95      0.03     79.94
08:24:01        all     18.98      0.00      2.81      2.88      0.08     75.24
08:24:01          0     29.03      0.00      3.05      0.27      0.08     67.57
08:24:01          1      3.22      0.00      2.38      8.28      0.05     86.06
08:24:01          2     31.22      0.00      3.04      0.82      0.08     64.84
08:24:01          3     12.47      0.00      2.78      2.17      0.10     82.48
Average:        all     19.55      0.00      2.15      2.65      0.07     75.59
Average:          0     19.60      0.00      1.90      0.29      0.07     78.14
Average:          1      9.46      0.00      2.01      7.63      0.05     80.84
Average:          2     34.45      0.00      2.75      0.62      0.08     62.12
Average:          3     14.73      0.00      1.92      2.06      0.07     81.22