---> uname -a:
Linux prd-ubuntu1804-docker-4c-4g-643 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  9.2G   11G  48% /
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         455        1098           0        2389        3219
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:f4:8f:9c brd ff:ff:ff:ff:ff:ff
    inet 10.32.6.250/23 brd 10.32.7.255 scope global dynamic ens3
       valid_lft 86214sec preferred_lft 86214sec
    inet6 fe80::f816:3eff:fef4:8f9c/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:e6:1e:45:c9 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-643) 	05/10/25 	_x86_64_	(4 CPU)

08:22:43     LINUX RESTART	(4 CPU)

08:23:01          tps      rtps      wtps   bread/s   bwrtn/s
08:24:02       169.92     69.27    100.65   5618.93  41568.02
08:25:01       120.17     13.20    106.96   2336.15  21282.63
Average:       145.25     41.47    103.78   3991.33  31510.54

08:23:01    kbmemfree   kbavail kbmemused  %memused kbbuffers  kbcached  kbcommit   %commit  kbactive   kbinact   kbdirty
08:24:02      1713920   3390772   2324740     57.56     51204   1779480    862236     16.95    504392   1636864    161732
08:25:01      1144916   3304144   2893744     71.65     64720   2230996    937788     18.43    707868   1964724      1148
Average:      1429418   3347458   2609242     64.61     57962   2005238    900012     17.69    606130   1800794     81440

08:23:01        IFACE   rxpck/s   txpck/s    rxkB/s    txkB/s   rxcmp/s   txcmp/s  rxmcst/s   %ifutil
08:24:02      docker0      0.00      0.00      0.00      0.00      0.00      0.00      0.00      0.00
08:24:02           lo      1.13      1.13      0.10      0.10      0.00      0.00      0.00      0.00
08:24:02         ens3    362.84    228.71   1455.15     67.38      0.00      0.00      0.00      0.00
08:25:01      docker0      0.00      0.00      0.00      0.00      0.00      0.00      0.00      0.00
08:25:01           lo      3.73      3.73      0.33      0.33      0.00      0.00      0.00      0.00
08:25:01         ens3    278.12    174.67   1849.94     22.78      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      2.42      2.42      0.22      0.22      0.00      0.00      0.00      0.00
Average:         ens3    320.84    201.92   1650.89     45.27      0.00      0.00      0.00      0.00

---> sar -P ALL:
Linux 4.15.0-213-generic (prd-ubuntu1804-docker-4c-4g-643) 	05/10/25 	_x86_64_	(4 CPU)

08:22:43     LINUX RESTART	(4 CPU)

08:23:01        CPU     %user     %nice   %system   %iowait    %steal     %idle
08:24:02        all     18.06      0.00      2.26      5.34      0.06     74.28
08:24:02          0     10.62      0.00      2.86      6.95      0.07     79.51
08:24:02          1     32.86      0.00      2.79      2.94      0.05     61.36
08:24:02          2     13.31      0.00      1.79      4.50      0.07     80.33
08:24:02          3     15.40      0.00      1.60      6.97      0.05     75.98
08:25:01        all     17.12      0.00      2.47      2.76      0.06     77.60
08:25:01          0      5.33      0.00      1.72      4.92      0.07     87.96
08:25:01          1     16.51      0.00      3.02      1.53      0.03     78.90
08:25:01          2     29.71      0.00      2.37      0.48      0.07     67.38
08:25:01          3     16.88      0.00      2.74      4.15      0.05     76.19
Average:        all     17.59      0.00      2.36      4.06      0.06     75.92
Average:          0      7.99      0.00      2.30      5.94      0.07     83.70
Average:          1     24.76      0.00      2.91      2.24      0.04     70.06
Average:          2     21.44      0.00      2.08      2.51      0.07     73.91
Average:          3     16.13      0.00      2.16      5.57      0.05     76.08