---> uname -a:
Linux prd-ubuntu1804-docker-4c-4g-4555 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  9.3G   10G  49% /
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         447         997           0        2499        3224
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:8c:a3:84 brd ff:ff:ff:ff:ff:ff
    inet 10.32.6.64/23 brd 10.32.7.255 scope global dynamic ens3
       valid_lft 86221sec preferred_lft 86221sec
    inet6 fe80::f816:3eff:fe8c:a384/64 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 02:42:00:7a:3a:4e 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-4555) 	04/08/25 	_x86_64_	(4 CPU)

06:47:33     LINUX RESTART	(4 CPU)

06:48:01          tps      rtps      wtps   bread/s   bwrtn/s
06:49:01       137.54     51.69     85.85   4011.33  19742.44
06:50:01       138.31     12.58    125.73   2250.56  30313.61
Average:       137.93     32.14    105.79   3130.94  25028.03

06:48:01    kbmemfree   kbavail kbmemused  %memused kbbuffers  kbcached  kbcommit   %commit  kbactive   kbinact   kbdirty
06:49:01      1665576   3374012   2373076     58.76     53224   1809244    870328     17.11    528388   1662784    166416
06:50:01      1058448   3335604   2980204     73.79     73664   2335152    913048     17.95    670668   2081272     18848
Average:      1362012   3354808   2676640     66.28     63444   2072198    891688     17.53    599528   1872028     92632

06:48:01        IFACE   rxpck/s   txpck/s    rxkB/s    txkB/s   rxcmp/s   txcmp/s  rxmcst/s   %ifutil
06:49:01           lo      1.07      1.07      0.10      0.10      0.00      0.00      0.00      0.00
06:49:01         ens3    422.66    285.19   1564.80     72.51      0.00      0.00      0.00      0.00
06:49:01      docker0      0.00      0.00      0.00      0.00      0.00      0.00      0.00      0.00
06:50:01           lo      2.00      2.00      0.17      0.17      0.00      0.00      0.00      0.00
06:50:01         ens3    518.61    273.99   3201.56     37.77      0.00      0.00      0.00      0.00
06:50:01      docker0      0.00      0.00      0.00      0.00      0.00      0.00      0.00      0.00
Average:           lo      1.53      1.53      0.14      0.14      0.00      0.00      0.00      0.00
Average:         ens3    470.64    279.59   2383.18     55.14      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-4555) 	04/08/25 	_x86_64_	(4 CPU)

06:47:33     LINUX RESTART	(4 CPU)

06:48:01        CPU     %user     %nice   %system   %iowait    %steal     %idle
06:49:01        all     19.83      0.00      1.79      4.15      0.06     74.17
06:49:01          0     11.31      0.00      1.54      4.69      0.08     82.38
06:49:01          1     36.29      0.00      2.82      1.45      0.05     59.39
06:49:01          2     19.21      0.00      1.64      1.39      0.07     77.70
06:49:01          3     12.50      0.00      1.16      9.07      0.05     77.22
06:50:01        all     18.53      0.00      3.16      3.30      0.06     74.95
06:50:01          0     15.69      0.00      3.87      4.12      0.07     76.26
06:50:01          1     39.39      0.00      3.20      1.39      0.07     55.96
06:50:01          2     13.68      0.00      3.58      2.37      0.07     80.30
06:50:01          3      5.39      0.00      1.95      5.32      0.05     87.29
Average:        all     19.18      0.00      2.47      3.73      0.06     74.56
Average:          0     13.49      0.00      2.70      4.41      0.08     79.32
Average:          1     37.84      0.00      3.01      1.42      0.06     57.67
Average:          2     16.45      0.00      2.61      1.88      0.07     79.00
Average:          3      8.94      0.00      1.55      7.19      0.05     82.26