---> uname -a:
Linux prd-ubuntu1804-docker-4c-4g-1380 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  696K  394M   1% /run
/dev/vda1        20G  9.9G  9.3G  52% /
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         481         251           0        3211        3179
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:9f:94:78 brd ff:ff:ff:ff:ff:ff
    inet 10.32.6.86/23 brd 10.32.7.255 scope global dynamic ens3
       valid_lft 86219sec preferred_lft 86219sec
    inet6 fe80::f816:3eff:fe9f:9478/64 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:bf:f2:74:5a 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-1380) 	05/22/25 	_x86_64_	(4 CPU)

05:52:41     LINUX RESTART	(4 CPU)

05:53:01          tps      rtps      wtps   bread/s   bwrtn/s
05:54:02       175.95     69.54    106.42   5641.33  41920.76
05:55:01       209.56     13.03    196.53   2306.46  61169.97
Average:       192.61     41.52    151.09   3987.90  51464.50

05:53:01    kbmemfree   kbavail kbmemused  %memused kbbuffers  kbcached  kbcommit   %commit  kbactive   kbinact   kbdirty
05:54:02      1710432   3384632   2328228     57.65     51536   1778376    869432     17.09    515856   1634460    160468
05:55:01       305396   3299388   3733264     92.44     87476   2995900    948452     18.64    714592   2734856     27396
Average:      1007914   3342010   3030746     75.04     69506   2387138    908942     17.87    615224   2184658     93932

05:53:01        IFACE   rxpck/s   txpck/s    rxkB/s    txkB/s   rxcmp/s   txcmp/s  rxmcst/s   %ifutil
05:54:02      docker0      0.00      0.00      0.00      0.00      0.00      0.00      0.00      0.00
05:54:02           lo      1.27      1.27      0.12      0.12      0.00      0.00      0.00      0.00
05:54:02         ens3    349.53    236.04   1492.25     66.19      0.00      0.00      0.00      0.00
05:55:01      docker0      0.00      0.00      0.00      0.00      0.00      0.00      0.00      0.00
05:55:01           lo      8.00      8.00      0.71      0.71      0.00      0.00      0.00      0.00
05:55:01         ens3    696.25    406.29   6209.76    263.50      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      4.60      4.60      0.41      0.41      0.00      0.00      0.00      0.00
Average:         ens3    521.43    320.45   3831.19    164.02      0.00      0.00      0.00      0.00

---> sar -P ALL:
Linux 4.15.0-213-generic (prd-ubuntu1804-docker-4c-4g-1380) 	05/22/25 	_x86_64_	(4 CPU)

05:52:41     LINUX RESTART	(4 CPU)

05:53:01        CPU     %user     %nice   %system   %iowait    %steal     %idle
05:54:02        all     18.50      0.00      2.17      5.55      0.05     73.73
05:54:02          0     17.99      0.00      1.57      3.37      0.05     77.02
05:54:02          1     33.67      0.00      3.02      3.27      0.05     59.99
05:54:02          2      7.37      0.00      1.47     12.31      0.07     78.77
05:54:02          3     14.95      0.00      2.60      3.25      0.05     79.15
05:55:01        all     21.99      0.00      4.55      3.99      0.06     69.41
05:55:01          0     12.81      0.00      4.76      4.14      0.05     78.25
05:55:01          1     46.13      0.00      6.14      4.83      0.09     42.81
05:55:01          2     12.41      0.00      3.55      5.67      0.03     78.33
05:55:01          3     16.58      0.00      3.78      1.34      0.05     78.25
Average:        all     20.22      0.00      3.35      4.78      0.05     71.59
Average:          0     15.43      0.00      3.15      3.75      0.05     77.63
Average:          1     39.84      0.00      4.56      4.04      0.07     51.49
Average:          2      9.87      0.00      2.50      9.02      0.05     78.55
Average:          3     15.76      0.00      3.18      2.30      0.05     78.71