---> uname -a:
Linux prd-ubuntu1804-docker-4c-4g-1985 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   10G  9.3G  52% /
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         480         979           0        2484        3201
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:7c:cc:ec brd ff:ff:ff:ff:ff:ff
    inet 10.32.7.199/23 brd 10.32.7.255 scope global dynamic ens3
       valid_lft 86182sec preferred_lft 86182sec
    inet6 fe80::f816:3eff:fe7c:ccec/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:f4:0b:d1:7e 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
    inet6 fe80::42:f4ff:fe0b:d17e/64 scope link 
       valid_lft forever preferred_lft forever

---> sar -b -r -n DEV:
Linux 4.15.0-213-generic (prd-ubuntu1804-docker-4c-4g-1985) 	03/07/25 	_x86_64_	(4 CPU)

14:41:13     LINUX RESTART	(4 CPU)

14:42:02          tps      rtps      wtps   bread/s   bwrtn/s
14:43:01       111.91     38.25     73.67   2517.54  10206.81
14:44:01       139.88     17.24    122.64   1612.12  56099.07
Average:       126.02     27.65     98.37   2060.76  33359.11

14:42:02    kbmemfree   kbavail kbmemused  %memused kbbuffers  kbcached  kbcommit   %commit  kbactive   kbinact   kbdirty
14:43:01      1376236   3249012   2662416     65.92     60128   1960220   1036616     20.38    684684   1782824    129804
14:44:01       616612   2740480   3422040     84.73     76484   2192452   1385156     27.23   1322696   1894912       280
Average:       996424   2994746   3042228     75.33     68306   2076336   1210886     23.80   1003690   1838868     65042

14:42:02        IFACE   rxpck/s   txpck/s    rxkB/s    txkB/s   rxcmp/s   txcmp/s  rxmcst/s   %ifutil
14:43:01           lo      3.02      3.02      0.28      0.28      0.00      0.00      0.00      0.00
14:43:01         ens3    128.62    110.18   1149.19     22.73      0.00      0.00      0.00      0.00
14:43:01      docker0      0.00      0.00      0.00      0.00      0.00      0.00      0.00      0.00
14:44:01           lo      1.60      1.60      0.14      0.14      0.00      0.00      0.00      0.00
14:44:01         ens3    502.21    501.75   6617.67     77.92      0.00      0.00      0.00      0.00
14:44:01      docker0      0.00      0.08      0.00      0.01      0.00      0.00      0.00      0.00
Average:           lo      2.30      2.30      0.21      0.21      0.00      0.00      0.00      0.00
Average:         ens3    317.10    307.73   3908.00     50.57      0.00      0.00      0.00      0.00
Average:      docker0      0.00      0.04      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-1985) 	03/07/25 	_x86_64_	(4 CPU)

14:41:13     LINUX RESTART	(4 CPU)

14:42:02        CPU     %user     %nice   %system   %iowait    %steal     %idle
14:43:01        all     21.92      0.00      1.37      2.81      0.06     73.84
14:43:01          0     13.02      0.00      0.95      1.02      0.03     84.97
14:43:01          1     28.53      0.00      1.66      6.91      0.07     62.84
14:43:01          2     40.89      0.00      2.47      2.06      0.10     54.48
14:43:01          3      5.20      0.00      0.39      1.24      0.07     93.10
14:44:01        all     44.25      0.00      3.43      1.76      0.12     50.45
14:44:01          0     42.00      0.00      3.32      0.91      0.10     53.67
14:44:01          1     43.79      0.00      3.64      3.25      0.12     49.21
14:44:01          2     40.05      0.00      3.20      1.67      0.12     54.97
14:44:01          3     51.18      0.00      3.59      1.22      0.12     43.89
Average:        all     33.16      0.00      2.41      2.28      0.09     62.07
Average:          0     27.62      0.00      2.15      0.96      0.07     69.21
Average:          1     36.19      0.00      2.65      5.07      0.09     56.00
Average:          2     40.47      0.00      2.83      1.86      0.11     54.73
Average:          3     28.35      0.00      2.00      1.23      0.09     68.33