---> uname -a:
Linux prd-ubuntu1804-docker-4c-4g-3489 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   11G  8.9G  54% /
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         455        1364           0        2123        3205
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:49:f3:e9 brd ff:ff:ff:ff:ff:ff
    inet 10.32.7.2/23 brd 10.32.7.255 scope global dynamic ens3
       valid_lft 86202sec preferred_lft 86202sec
    inet6 fe80::f816:3eff:fe49:f3e9/64 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:e5:28:b4:2e 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-3489) 	03/25/25 	_x86_64_	(4 CPU)

09:54:21     LINUX RESTART	(4 CPU)

09:55:01          tps      rtps      wtps   bread/s   bwrtn/s
09:56:01        93.32     25.66     67.66   1616.13   6348.28
09:57:01       236.38     42.36    194.02   3187.34  85342.00
Average:       164.86     34.01    130.85   2401.87  45851.72

09:55:01    kbmemfree   kbavail kbmemused  %memused kbbuffers  kbcached  kbcommit   %commit  kbactive   kbinact   kbdirty
09:56:01      1581220   3387396   2457432     60.85     57460   1897576    990972     19.48    531636   1732724    213124
09:57:01      1432048   3276028   2606604     64.54    107728   1857864    973128     19.13    766940   1588628      7120
Average:      1506634   3331712   2532018     62.69     82594   1877720    982050     19.30    649288   1660676    110122

09:55:01        IFACE   rxpck/s   txpck/s    rxkB/s    txkB/s   rxcmp/s   txcmp/s  rxmcst/s   %ifutil
09:56:01      docker0      0.00      0.00      0.00      0.00      0.00      0.00      0.00      0.00
09:56:01           lo      2.33      2.33      0.21      0.21      0.00      0.00      0.00      0.00
09:56:01         ens3    118.50    101.20   1003.54     17.97      0.00      0.00      0.00      0.00
09:57:01      docker0      0.00      0.00      0.00      0.00      0.00      0.00      0.00      0.00
09:57:01           lo      1.07      1.07      0.11      0.11      0.00      0.00      0.00      0.00
09:57:01         ens3    693.87    434.28   6621.70     44.29      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      1.70      1.70      0.16      0.16      0.00      0.00      0.00      0.00
Average:         ens3    406.23    267.77   3813.09     31.13      0.00      0.00      0.00      0.00

---> sar -P ALL:
Linux 4.15.0-213-generic (prd-ubuntu1804-docker-4c-4g-3489) 	03/25/25 	_x86_64_	(4 CPU)

09:54:21     LINUX RESTART	(4 CPU)

09:55:01        CPU     %user     %nice   %system   %iowait    %steal     %idle
09:56:01        all     19.91      0.00      1.45      2.51      0.05     76.07
09:56:01          0      2.09      0.00      0.82      8.24      0.03     88.82
09:56:01          1     10.39      0.00      0.94      0.44      0.07     88.17
09:56:01          2     39.87      0.00      2.22      0.93      0.08     56.90
09:56:01          3     27.25      0.00      1.80      0.42      0.07     70.46
09:57:01        all     45.99      0.00      8.43      4.05      0.09     41.44
09:57:01          0     43.30      0.00      7.47      5.28      0.07     43.89
09:57:01          1     44.55      0.00      7.87      1.92      0.08     45.58
09:57:01          2     53.07      0.00      8.66      3.42      0.12     34.74
09:57:01          3     43.10      0.00      9.72      5.56      0.08     41.53
Average:        all     32.88      0.00      4.92      3.27      0.07     58.86
Average:          0     22.58      0.00      4.13      6.77      0.05     66.47
Average:          1     27.42      0.00      4.39      1.18      0.08     66.93
Average:          2     46.42      0.00      5.41      2.17      0.10     45.90
Average:          3     35.12      0.00      5.73      2.97      0.08     56.10