---> uname -a:
Linux prd-ubuntu1804-docker-4c-4g-3047 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  700K  394M   1% /run
/dev/vda1        20G  9.0G   11G  47% /
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         439        1227           0        2276        3243
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:d6:96:82 brd ff:ff:ff:ff:ff:ff
    inet 10.32.6.237/23 brd 10.32.7.255 scope global dynamic ens3
       valid_lft 86247sec preferred_lft 86247sec
    inet6 fe80::f816:3eff:fed6:9682/64 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 02:42:33:e7:27:3d 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-3047) 	03/19/25 	_x86_64_	(4 CPU)

20:41:41     LINUX RESTART	(4 CPU)

20:42:01          tps      rtps      wtps   bread/s   bwrtn/s
20:43:01       178.04     69.21    108.83   5608.67  42232.58
20:44:01       108.40     18.81     89.59   1752.91  23948.41
Average:       143.22     44.01     99.21   3680.79  33090.49

20:42:01    kbmemfree   kbavail kbmemused  %memused kbbuffers  kbcached  kbcommit   %commit  kbactive   kbinact   kbdirty
20:43:01      1688676   3361068   2349984     58.19     52032   1776332    885100     17.40    542012   1631440    148956
20:44:01      1275304   3338360   2763356     68.42     62364   2145084    897732     17.65    773852   1789024     15108
Average:      1481990   3349714   2556670     63.30     57198   1960708    891416     17.52    657932   1710232     82032

20:42:01        IFACE   rxpck/s   txpck/s    rxkB/s    txkB/s   rxcmp/s   txcmp/s  rxmcst/s   %ifutil
20:43:01         ens3    341.91    225.73   1477.00     65.85      0.00      0.00      0.00      0.00
20:43:01      docker0      0.00      0.00      0.00      0.00      0.00      0.00      0.00      0.00
20:43:01           lo      1.27      1.27      0.12      0.12      0.00      0.00      0.00      0.00
20:44:01         ens3    145.61    110.53    666.28     21.13      0.00      0.00      0.00      0.00
20:44:01      docker0      0.00      0.00      0.00      0.00      0.00      0.00      0.00      0.00
20:44:01           lo      3.00      3.00      0.30      0.30      0.00      0.00      0.00      0.00
Average:         ens3    243.76    168.13   1071.64     43.49      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      2.13      2.13      0.21      0.21      0.00      0.00      0.00      0.00

---> sar -P ALL:
Linux 4.15.0-213-generic (prd-ubuntu1804-docker-4c-4g-3047) 	03/19/25 	_x86_64_	(4 CPU)

20:41:41     LINUX RESTART	(4 CPU)

20:42:01        CPU     %user     %nice   %system   %iowait    %steal     %idle
20:43:01        all     19.27      0.00      2.42      5.19      0.05     73.07
20:43:01          0     15.64      0.00      2.10      8.24      0.07     73.95
20:43:01          1      8.49      0.00      1.37      1.80      0.02     88.32
20:43:01          2     20.21      0.00      2.51      7.12      0.07     70.09
20:43:01          3     32.83      0.00      3.72      3.60      0.07     59.78
20:44:01        all     19.72      0.81      1.78      3.13      0.05     74.50
20:44:01          0     17.01      0.00      1.87      4.36      0.05     76.71
20:44:01          1     48.15      0.00      2.35      1.72      0.08     47.69
20:44:01          2      8.48      0.00      1.49      5.33      0.05     84.66
20:44:01          3      5.18      3.25      1.38      1.09      0.05     89.05
Average:        all     19.50      0.41      2.10      4.16      0.05     73.79
Average:          0     16.33      0.00      1.98      6.29      0.06     75.33
Average:          1     28.32      0.00      1.86      1.76      0.05     68.01
Average:          2     14.34      0.00      2.00      6.22      0.06     77.38
Average:          3     18.99      1.63      2.54      2.34      0.06     74.44