---> uname -a:
Linux prd-ubuntu1804-docker-4c-4g-780 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:             2799.998
BogoMIPS:            5599.99
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   13G  7.2G  63% /
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         478         307           0        3157        3182
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:4b:9e:98 brd ff:ff:ff:ff:ff:ff
    inet 10.32.6.178/23 brd 10.32.7.255 scope global dynamic ens3
       valid_lft 86052sec preferred_lft 86052sec
    inet6 fe80::f816:3eff:fe4b:9e98/64 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 02:42:25:6e:a0:4d 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-780) 	05/12/25 	_x86_64_	(4 CPU)

15:32:44     LINUX RESTART	(4 CPU)

15:33:01          tps      rtps      wtps   bread/s   bwrtn/s
15:34:02       171.09     69.47    101.62   5624.13  41634.54
15:35:01       233.11     26.76    206.35   3243.36 120497.02
15:36:01       439.70     89.79    349.92   4863.45  33942.15
15:37:01       247.48    197.65     49.83   8659.76   9961.94
15:38:01        73.72     57.46     16.26   3291.58   3365.57
Average:       233.03     88.42    144.60   5142.59  41625.01

15:33:01    kbmemfree   kbavail kbmemused  %memused kbbuffers  kbcached  kbcommit   %commit  kbactive   kbinact   kbdirty
15:34:02      1693384   3367544   2345268     58.07     51184   1777380    859424     16.89    531188   1634476    161436
15:35:01       159776   3315720   3878876     96.04    108076   3164068   1093352     21.49    543480   3080632    178472
15:36:01       112908   3252120   3925744     97.20    150052   3051008   1528472     30.05    805352   2805124      2520
15:37:01       607292   3317512   3431360     84.96    154124   2660864   1051620     20.67    888348   2276076      5576
15:38:01       317904   3231060   3720748     92.13    156220   2857864   1013064     19.91   1059724   2389832     26216
Average:       578253   3296791   3460399     85.68    123931   2702237   1109186     21.80    765618   2437228     74844

15:33:01        IFACE   rxpck/s   txpck/s    rxkB/s    txkB/s   rxcmp/s   txcmp/s  rxmcst/s   %ifutil
15:34:02         ens3    387.75    256.94   1465.63     69.02      0.00      0.00      0.00      0.00
15:34:02      docker0      0.00      0.00      0.00      0.00      0.00      0.00      0.00      0.00
15:34:02           lo      1.13      1.13      0.10      0.10      0.00      0.00      0.00      0.00
15:35:01         ens3    407.79    193.41  14391.73     18.15      0.00      0.00      0.00      0.00
15:35:01      docker0      0.00      0.00      0.00      0.00      0.00      0.00      0.00      0.00
15:35:01           lo      1.49      1.49      0.14      0.14      0.00      0.00      0.00      0.00
15:36:01         ens3    231.19    182.47    988.27     14.88      0.00      0.00      0.00      0.00
15:36:01      docker0      0.00      0.00      0.00      0.00      0.00      0.00      0.00      0.00
15:36:01           lo      0.00      0.00      0.00      0.00      0.00      0.00      0.00      0.00
15:37:01         ens3      6.93      4.85     15.51      2.88      0.00      0.00      0.00      0.00
15:37:01      docker0      0.00      0.00      0.00      0.00      0.00      0.00      0.00      0.00
15:37:01           lo      0.27      0.27      0.02      0.02      0.00      0.00      0.00      0.00
15:38:01         ens3    171.49    117.23   1302.17     28.84      0.00      0.00      0.00      0.00
15:38:01      docker0      0.00      0.00      0.00      0.00      0.00      0.00      0.00      0.00
15:38:01           lo      0.53      0.53      0.06      0.06      0.00      0.00      0.00      0.00
Average:         ens3    240.49    150.84   3597.68     26.78      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      0.68      0.68      0.06      0.06      0.00      0.00      0.00      0.00

---> sar -P ALL:
Linux 4.15.0-213-generic (prd-ubuntu1804-docker-4c-4g-780) 	05/12/25 	_x86_64_	(4 CPU)

15:32:44     LINUX RESTART	(4 CPU)

15:33:01        CPU     %user     %nice   %system   %iowait    %steal     %idle
15:34:02        all     17.97      0.00      2.02      5.16      0.06     74.78
15:34:02          0     16.99      0.00      1.99      4.24      0.05     76.73
15:34:02          1     39.86      0.00      2.88      6.28      0.08     50.90
15:34:02          2      7.17      0.00      2.17      7.39      0.05     83.23
15:34:02          3      7.85      0.00      1.09      2.75      0.05     88.26
15:35:01        all     23.72      0.00      6.66      4.10      0.07     65.44
15:35:01          0     37.65      0.00      7.79      5.68      0.10     48.78
15:35:01          1     16.08      0.00      5.47      4.40      0.07     73.99
15:35:01          2     18.26      0.00      7.46      3.67      0.07     70.54
15:35:01          3     22.85      0.00      5.94      2.67      0.09     68.45
15:36:01        all      8.20      0.00      3.41     14.31      0.08     74.01
15:36:01          0      5.90      0.00      3.04      7.03      0.05     83.97
15:36:01          1      8.69      0.00      2.75     15.57      0.08     72.90
15:36:01          2      9.76      0.00      4.00     14.03      0.10     72.10
15:36:01          3      8.45      0.00      3.85     20.67      0.08     66.95
15:37:01        all     53.32      0.00      6.03     11.04      0.10     29.52
15:37:01          0     53.65      0.00      6.10     11.57      0.10     28.59
15:37:01          1     53.41      0.00      5.95      7.91      0.08     32.65
15:37:01          2     53.21      0.00      5.91     14.21      0.12     26.55
15:37:01          3     53.03      0.00      6.12     10.46      0.10     30.29
15:38:01        all     19.14      0.00      1.02      1.61      0.05     78.17
15:38:01          0     25.75      0.00      1.18      0.90      0.05     72.12
15:38:01          1     20.80      0.00      1.10      1.81      0.07     76.22
15:38:01          2     10.91      0.00      0.83      2.34      0.05     85.86
15:38:01          3     19.13      0.00      0.98      1.40      0.05     78.43
Average:        all     24.42      0.00      3.81      7.25      0.07     64.45
Average:          0     27.87      0.00      3.99      5.87      0.07     62.20
Average:          1     27.80      0.00      3.61      7.20      0.08     61.30
Average:          2     19.80      0.00      4.05      8.33      0.08     67.75
Average:          3     22.20      0.00      3.57      7.60      0.07     66.55