---> uname -a:
Linux prd-ubuntu1804-docker-4c-4g-765 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  9.1G   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:           3943         458        1205           0        2279        3217
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:aa:55:4d brd ff:ff:ff:ff:ff:ff
    inet 10.32.7.196/23 brd 10.32.7.255 scope global dynamic ens3
       valid_lft 86225sec preferred_lft 86225sec
    inet6 fe80::f816:3eff:feaa:554d/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 02:42:8c:d4:3a:42 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-765) 	05/12/25 	_x86_64_	(4 CPU)

12:06:43     LINUX RESTART	(4 CPU)

12:07:01          tps      rtps      wtps   bread/s   bwrtn/s
12:08:01       170.45     69.32    101.13   5641.06  41632.94
12:09:01       136.63     13.16    123.46   2285.62  19528.88
Average:       153.54     41.24    112.30   3963.34  30580.91

12:07:01    kbmemfree   kbavail kbmemused  %memused kbbuffers  kbcached  kbcommit   %commit  kbactive   kbinact   kbdirty
12:08:01      1688156   3366980   2350496     58.20     51380   1781880    876508     17.23    529588   1638672    162948
12:09:01      1260560   3316424   2778092     68.79     68608   2125584    932740     18.33    668708   1894092     25096
Average:      1474358   3341702   2564294     63.49     59994   1953732    904624     17.78    599148   1766382     94022

12:07:01        IFACE   rxpck/s   txpck/s    rxkB/s    txkB/s   rxcmp/s   txcmp/s  rxmcst/s   %ifutil
12:08:01           lo      1.20      1.20      0.11      0.11      0.00      0.00      0.00      0.00
12:08:01      docker0      0.00      0.00      0.00      0.00      0.00      0.00      0.00      0.00
12:08:01         ens3    373.30    254.37   1475.94     67.40      0.00      0.00      0.00      0.00
12:09:01           lo      4.80      4.80      0.45      0.45      0.00      0.00      0.00      0.00
12:09:01      docker0      0.00      0.00      0.00      0.00      0.00      0.00      0.00      0.00
12:09:01         ens3    169.19    127.01   1224.33    164.94      0.00      0.00      0.00      0.00
Average:           lo      3.00      3.00      0.28      0.28      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:         ens3    271.25    190.69   1350.14    116.17      0.00      0.00      0.00      0.00

---> sar -P ALL:
Linux 4.15.0-213-generic (prd-ubuntu1804-docker-4c-4g-765) 	05/12/25 	_x86_64_	(4 CPU)

12:06:43     LINUX RESTART	(4 CPU)

12:07:01        CPU     %user     %nice   %system   %iowait    %steal     %idle
12:08:01        all     18.29      0.00      2.11      5.43      0.07     74.11
12:08:01          0     23.94      0.00      2.09      5.31      0.07     68.58
12:08:01          1      8.04      0.00      1.34      6.92      0.03     83.66
12:08:01          2      9.35      0.00      1.35      1.54      0.07     87.70
12:08:01          3     31.85      0.00      3.62      7.96      0.10     56.46
12:09:01        all     18.24      0.00      1.98      3.36      0.06     76.36
12:09:01          0      8.34      0.00      1.46      2.39      0.03     87.78
12:09:01          1     10.71      0.00      1.77      6.48      0.05     80.98
12:09:01          2     31.55      0.00      2.83      0.89      0.08     64.65
12:09:01          3     22.35      0.00      1.86      3.72      0.07     72.00
Average:        all     18.26      0.00      2.04      4.40      0.06     75.23
Average:          0     16.14      0.00      1.78      3.85      0.05     78.18
Average:          1      9.38      0.00      1.56      6.70      0.04     82.32
Average:          2     20.44      0.00      2.09      1.21      0.08     76.19
Average:          3     27.10      0.00      2.74      5.84      0.08     64.24