---> uname -a:
Linux prd-ubuntu1804-docker-4c-4g-4598 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         421         975           0        2546        3241
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:eb:32:1f brd ff:ff:ff:ff:ff:ff
    inet 10.32.7.203/23 brd 10.32.7.255 scope global dynamic ens3
       valid_lft 86236sec preferred_lft 86236sec
    inet6 fe80::f816:3eff:feeb:321f/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:e6:9a:23:7c 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-4598) 	04/08/25 	_x86_64_	(4 CPU)

21:47:47     LINUX RESTART	(4 CPU)

21:48:01          tps      rtps      wtps   bread/s   bwrtn/s
21:49:01       172.15     69.14    103.02   5610.66  41420.85
21:50:01       201.00    105.33     95.67   4628.56  17604.40
Average:       186.58     87.24     99.34   5119.61  29512.62

21:48:01    kbmemfree   kbavail kbmemused  %memused kbbuffers  kbcached  kbcommit   %commit  kbactive   kbinact   kbdirty
21:49:01      1736660   3407560   2301992     57.00     51644   1774096    838372     16.48    494348   1631276    158500
21:50:01      1003044   3320744   3035608     75.16     86340   2354844    870200     17.11    709664   2083008    209624
Average:      1369852   3364152   2668800     66.08     68992   2064470    854286     16.79    602006   1857142    184062

21:48:01        IFACE   rxpck/s   txpck/s    rxkB/s    txkB/s   rxcmp/s   txcmp/s  rxmcst/s   %ifutil
21:49:01         ens3    406.80    248.96   1411.21     67.55      0.00      0.00      0.00      0.00
21:49:01      docker0      0.00      0.00      0.00      0.00      0.00      0.00      0.00      0.00
21:49:01           lo      1.07      1.07      0.10      0.10      0.00      0.00      0.00      0.00
21:50:01         ens3    194.60    154.47   1034.88     21.10      0.00      0.00      0.00      0.00
21:50:01      docker0      0.00      0.00      0.00      0.00      0.00      0.00      0.00      0.00
21:50:01           lo      1.73      1.73      0.16      0.16      0.00      0.00      0.00      0.00
Average:         ens3    300.70    201.72   1223.04     44.33      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      1.40      1.40      0.13      0.13      0.00      0.00      0.00      0.00

---> sar -P ALL:
Linux 4.15.0-213-generic (prd-ubuntu1804-docker-4c-4g-4598) 	04/08/25 	_x86_64_	(4 CPU)

21:47:47     LINUX RESTART	(4 CPU)

21:48:01        CPU     %user     %nice   %system   %iowait    %steal     %idle
21:49:01        all     17.22      0.00      2.06      5.46      0.05     75.20
21:49:01          0     31.03      0.00      3.27      9.19      0.05     56.46
21:49:01          1     15.81      0.00      1.77      2.34      0.07     80.01
21:49:01          2     10.14      0.00      1.81      7.86      0.07     80.12
21:49:01          3     11.90      0.00      1.41      2.46      0.03     84.20
21:50:01        all     28.51      0.00      3.55      9.33      0.07     58.54
21:50:01          0     18.31      0.00      2.97      6.79      0.05     71.88
21:50:01          1     41.13      0.00      4.32     12.16      0.07     42.32
21:50:01          2     23.01      0.00      3.54     11.21      0.07     62.17
21:50:01          3     31.53      0.00      3.35      7.12      0.08     57.91
Average:        all     22.86      0.00      2.80      7.39      0.06     66.88
Average:          0     24.68      0.00      3.12      7.99      0.05     64.17
Average:          1     28.48      0.00      3.05      7.25      0.07     61.16
Average:          2     16.57      0.00      2.68      9.54      0.07     71.15
Average:          3     21.69      0.00      2.37      4.78      0.06     71.10