---> uname -a:
Linux prd-ubuntu1804-docker-4c-4g-1578 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:             2799.972
BogoMIPS:            5599.94
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  9.4G  9.9G  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:           3944         465         592           0        2886        3203
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:e1:e9:b1 brd ff:ff:ff:ff:ff:ff
    inet 10.32.7.185/23 brd 10.32.7.255 scope global dynamic ens3
       valid_lft 86197sec preferred_lft 86197sec
    inet6 fe80::f816:3eff:fee1:e9b1/64 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:ea:c8:fa:73 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-1578) 	03/01/25 	_x86_64_	(4 CPU)

22:32:37     LINUX RESTART	(4 CPU)

22:33:01          tps      rtps      wtps   bread/s   bwrtn/s
22:34:01       171.27     67.34    103.93   5495.48  42762.22
22:35:01       237.23    144.18     93.05   7747.24  32574.44
Average:       204.25    105.76     98.49   6621.36  37668.33

22:33:01    kbmemfree   kbavail kbmemused  %memused kbbuffers  kbcached  kbcommit   %commit  kbactive   kbinact   kbdirty
22:34:01      1655816   3360648   2382844     59.00     53428   1804956    868148     17.07    541792   1659220    159140
22:35:01       569696   3211480   3468964     85.89     72500   2697800   1018920     20.03   1149952   2083664    107244
Average:      1112756   3286064   2925904     72.45     62964   2251378    943534     18.55    845872   1871442    133192

22:33:01        IFACE   rxpck/s   txpck/s    rxkB/s    txkB/s   rxcmp/s   txcmp/s  rxmcst/s   %ifutil
22:34:01         ens3    369.46    235.14   1524.64     66.19      0.00      0.00      0.00      0.00
22:34:01           lo      1.27      1.27      0.11      0.11      0.00      0.00      0.00      0.00
22:34:01      docker0      0.00      0.00      0.00      0.00      0.00      0.00      0.00      0.00
22:35:01         ens3    541.23    397.18   2875.50     96.36      0.00      0.00      0.00      0.00
22:35:01           lo      3.00      3.00      0.30      0.30      0.00      0.00      0.00      0.00
22:35:01      docker0      0.00      0.00      0.00      0.00      0.00      0.00      0.00      0.00
Average:         ens3    455.34    316.16   2200.07     81.27      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
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-1578) 	03/01/25 	_x86_64_	(4 CPU)

22:32:37     LINUX RESTART	(4 CPU)

22:33:01        CPU     %user     %nice   %system   %iowait    %steal     %idle
22:34:01        all     20.10      0.00      2.38      5.44      0.06     72.02
22:34:01          0     12.46      0.00      1.76      2.36      0.03     83.40
22:34:01          1     21.28      0.00      3.09      4.01      0.05     71.57
22:34:01          2     15.44      0.00      2.45      7.93      0.07     74.11
22:34:01          3     31.16      0.00      2.27      7.46      0.07     59.04
22:35:01        all     25.86      0.82      4.02     10.08      0.08     59.14
22:35:01          0     38.59      0.02      4.43     10.31      0.10     46.55
22:35:01          1     19.14      0.00      3.62      7.51      0.07     69.66
22:35:01          2     19.61      1.58      4.41     11.71      0.10     62.59
22:35:01          3     26.08      1.66      3.61     10.77      0.07     57.81
Average:        all     22.97      0.41      3.20      7.75      0.07     65.59
Average:          0     25.50      0.01      3.09      6.32      0.07     65.01
Average:          1     20.22      0.00      3.35      5.76      0.06     70.62
Average:          2     17.52      0.79      3.43      9.82      0.08     68.36
Average:          3     28.63      0.83      2.94      9.11      0.07     58.43