---> uname -a:
Linux prd-ubuntu1804-docker-4c-4g-9088 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            3.9G     0  3.9G   0% /dev
tmpfs           798M  696K  797M   1% /run
/dev/vda1        20G  8.9G   11G  47% /
tmpfs           3.9G     0  3.9G   0% /dev/shm
tmpfs           5.0M     0  5.0M   0% /run/lock
tmpfs           3.9G     0  3.9G   0% /sys/fs/cgroup
/dev/vda15      105M  5.3M  100M   5% /boot/efi
tmpfs           798M     0  798M   0% /run/user/1001

---> free -m:
              total        used        free      shared  buff/cache   available
Mem:           7976         486        5452           0        2036        7215
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:ba:f1:af brd ff:ff:ff:ff:ff:ff
    inet 10.32.7.37/23 brd 10.32.7.255 scope global dynamic ens3
       valid_lft 86218sec preferred_lft 86218sec
    inet6 fe80::f816:3eff:feba:f1af/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 02:42:56:fa:7d:e5 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-9088) 	03/17/26 	_x86_64_	(4 CPU)

10:28:45     LINUX RESTART	(4 CPU)

10:29:01          tps      rtps      wtps   bread/s   bwrtn/s
10:30:02       157.61     69.29     88.32   5558.01  39519.83
10:31:01        75.21      0.71     74.50     98.02  10108.80
Average:       116.75     35.29     81.47   2850.95  24937.87

10:29:01    kbmemfree   kbavail kbmemused  %memused kbbuffers  kbcached  kbcommit   %commit  kbactive   kbinact   kbdirty
10:30:02      5912556   7411340   2254872     27.61     37540   1641868    991640     10.76    588652   1496764     51416
10:31:01      5645996   7380800   2521432     30.87     58268   1845592   1009124     10.95    631612   1696184     47748
Average:      5779276   7396070   2388152     29.24     47904   1743730   1000382     10.85    610132   1596474     49582

10:29:01        IFACE   rxpck/s   txpck/s    rxkB/s    txkB/s   rxcmp/s   txcmp/s  rxmcst/s   %ifutil
10:30:02         ens3    344.43    191.05    947.19     62.12      0.00      0.00      0.00      0.00
10:30:02           lo      1.40      1.40      0.15      0.15      0.00      0.00      0.00      0.00
10:30:02      docker0      0.00      0.00      0.00      0.00      0.00      0.00      0.00      0.00
10:31:01         ens3    157.50    101.54    934.60     12.66      0.00      0.00      0.00      0.00
10:31:01           lo      0.81      0.81      0.09      0.09      0.00      0.00      0.00      0.00
10:31:01      docker0      0.00      0.00      0.00      0.00      0.00      0.00      0.00      0.00
Average:         ens3    251.75    146.67    940.95     37.60      0.00      0.00      0.00      0.00
Average:           lo      1.11      1.11      0.12      0.12      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-9088) 	03/17/26 	_x86_64_	(4 CPU)

10:28:45     LINUX RESTART	(4 CPU)

10:29:01        CPU     %user     %nice   %system   %iowait    %steal     %idle
10:30:02        all     18.32      0.00      3.12      5.60      1.01     71.95
10:30:02          0      7.94      0.00      2.46     10.26      0.70     78.64
10:30:02          1     14.92      0.00      5.02      1.39      0.87     77.80
10:30:02          2     13.76      0.00      1.96      5.48      1.04     77.76
10:30:02          3     36.61      0.00      3.05      5.27      1.44     53.63
10:31:01        all     20.21      0.00      1.30      2.37      0.73     75.39
10:31:01          0     19.61      0.00      0.92      0.20      0.61     78.66
10:31:01          1     43.77      0.00      2.41      1.17      1.33     51.32
10:31:01          2      5.19      0.00      0.93      8.08      0.70     85.10
10:31:01          3     12.29      0.00      0.97      0.05      0.32     86.38
Average:        all     19.26      0.00      2.22      4.00      0.87     73.66
Average:          0     13.74      0.00      1.69      5.27      0.66     78.65
Average:          1     29.23      0.00      3.73      1.28      1.10     64.66
Average:          2      9.51      0.00      1.45      6.77      0.87     81.40
Average:          3     24.54      0.00      2.02      2.68      0.88     69.88

