---> uname -a:
Linux prd-ubuntu1804-docker-4c-4g-1774 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  8.9G   11G  47% /
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         427        1475           0        2040        3259
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:e2:96:41 brd ff:ff:ff:ff:ff:ff
    inet 10.32.6.193/23 brd 10.32.7.255 scope global dynamic ens3
       valid_lft 86242sec preferred_lft 86242sec
    inet6 fe80::f816:3eff:fee2:9641/64 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:c8:4a:e8:3a 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-1774) 	05/28/25 	_x86_64_	(4 CPU)

18:12:46     LINUX RESTART	(4 CPU)

18:13:01          tps      rtps      wtps   bread/s   bwrtn/s
18:14:01       168.49     69.27     99.22   5635.99  41205.42
18:15:01        86.69     12.65     74.04   1111.01  10539.18
Average:       127.59     40.96     86.63   3373.50  25872.30

18:13:01    kbmemfree   kbavail kbmemused  %memused kbbuffers  kbcached  kbcommit   %commit  kbactive   kbinact   kbdirty
18:14:01      1637896   3292196   2400756     59.44     43576   1769808    950300     18.68    621048   1608004    146528
18:15:01      1537784   3361352   2500868     61.92     60724   1911584    867856     17.06    549748   1758232     26464
Average:      1587840   3326774   2450812     60.68     52150   1840696    909078     17.87    585398   1683118     86496

18:13:01        IFACE   rxpck/s   txpck/s    rxkB/s    txkB/s   rxcmp/s   txcmp/s  rxmcst/s   %ifutil
18:14:01           lo      1.07      1.07      0.10      0.10      0.00      0.00      0.00      0.00
18:14:01         ens3    343.36    237.98   1455.82     67.63      0.00      0.00      0.00      0.00
18:14:01      docker0      0.00      0.00      0.00      0.00      0.00      0.00      0.00      0.00
18:15:01           lo      2.13      2.13      0.20      0.20      0.00      0.00      0.00      0.00
18:15:01         ens3     37.79     35.69    246.45     13.07      0.00      0.00      0.00      0.00
18:15:01      docker0      0.00      0.00      0.00      0.00      0.00      0.00      0.00      0.00
Average:           lo      1.60      1.60      0.15      0.15      0.00      0.00      0.00      0.00
Average:         ens3    190.58    136.84    851.13     40.35      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-1774) 	05/28/25 	_x86_64_	(4 CPU)

18:12:46     LINUX RESTART	(4 CPU)

18:13:01        CPU     %user     %nice   %system   %iowait    %steal     %idle
18:14:01        all     16.59      0.00      2.03      5.34      0.06     75.98
18:14:01          0      8.35      0.00      1.70      9.42      0.05     80.48
18:14:01          1      5.71      0.00      2.38      4.28      0.05     87.58
18:14:01          2     33.64      0.00      2.62      4.78      0.07     58.90
18:14:01          3     18.71      0.00      1.42      2.86      0.05     76.96
18:15:01        all     20.62      0.00      1.31      1.91      0.05     76.10
18:15:01          0      1.63      0.00      0.82      5.50      0.05     92.01
18:15:01          1     23.85      0.00      1.03      1.40      0.07     73.65
18:15:01          2     44.76      0.00      2.08      0.20      0.08     52.87
18:15:01          3     12.16      0.00      1.28      0.58      0.02     85.96
Average:        all     18.61      0.00      1.67      3.62      0.06     76.04
Average:          0      5.00      0.00      1.26      7.46      0.05     86.23
Average:          1     14.80      0.00      1.71      2.84      0.06     80.60
Average:          2     39.21      0.00      2.35      2.48      0.08     55.88
Average:          3     15.43      0.00      1.35      1.72      0.03     81.46