---> uname -a:
Linux prd-ubuntu1804-docker-4c-4g-719 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   12G  7.6G  61% /
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         468         446           0        3028        3192
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:6c:fc:9e brd ff:ff:ff:ff:ff:ff
    inet 10.32.6.49/23 brd 10.32.7.255 scope global dynamic ens3
       valid_lft 86140sec preferred_lft 86140sec
    inet6 fe80::f816:3eff:fe6c:fc9e/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 02:42:1e:2a:48:94 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-719) 	05/11/25 	_x86_64_	(4 CPU)

08:13:44     LINUX RESTART	(4 CPU)

08:14:01          tps      rtps      wtps   bread/s   bwrtn/s
08:15:01       173.54     69.46    104.08   5658.38  41756.23
08:16:01       214.42     17.41    197.02   2700.33 107339.24
08:17:01       267.57     71.90    195.67   4808.13  34942.18
08:18:01       107.51     85.40     22.11   3448.18   1553.35
Average:       190.76     61.04    129.72   4153.61  46403.30

08:14:01    kbmemfree   kbavail kbmemused  %memused kbbuffers  kbcached  kbcommit   %commit  kbactive   kbinact   kbdirty
08:15:01      1547396   3283328   2491256     61.69     50736   1838020    950896     18.69    646644   1657236    208824
08:16:01       104376   3324324   3934276     97.42    109172   3184040   1114016     21.90    578992   3053404    257532
08:17:01       647232   3322964   3391420     83.97    138044   2604064   1012368     19.90    756180   2324740        84
08:18:01       486968   3298836   3551684     87.94    141552   2730776    942888     18.53    821324   2414076     14024
Average:       696493   3307363   3342159     82.75    109876   2589225   1005042     19.76    700785   2362364    120116

08:14:01        IFACE   rxpck/s   txpck/s    rxkB/s    txkB/s   rxcmp/s   txcmp/s  rxmcst/s   %ifutil
08:15:01           lo      1.07      1.07      0.10      0.10      0.00      0.00      0.00      0.00
08:15:01      docker0      0.00      0.00      0.00      0.00      0.00      0.00      0.00      0.00
08:15:01         ens3    408.75    268.34   1517.31     69.20      0.00      0.00      0.00      0.00
08:16:01           lo      2.53      2.53      0.23      0.23      0.00      0.00      0.00      0.00
08:16:01      docker0      0.00      0.00      0.00      0.00      0.00      0.00      0.00      0.00
08:16:01         ens3    503.73    287.76  13918.88     27.53      0.00      0.00      0.00      0.00
08:17:01           lo      1.27      1.27      0.11      0.11      0.00      0.00      0.00      0.00
08:17:01      docker0      0.00      0.00      0.00      0.00      0.00      0.00      0.00      0.00
08:17:01         ens3    189.72    171.97    842.03    388.80      0.00      0.00      0.00      0.00
08:18:01           lo      1.80      1.80      0.16      0.16      0.00      0.00      0.00      0.00
08:18:01      docker0      0.00      0.00      0.00      0.00      0.00      0.00      0.00      0.00
08:18:01         ens3     39.42     53.17     16.55    278.62      0.00      0.00      0.00      0.00
Average:           lo      1.67      1.67      0.15      0.15      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    285.43    195.32   4074.65    191.01      0.00      0.00      0.00      0.00

---> sar -P ALL:
Linux 4.15.0-213-generic (prd-ubuntu1804-docker-4c-4g-719) 	05/11/25 	_x86_64_	(4 CPU)

08:13:44     LINUX RESTART	(4 CPU)

08:14:01        CPU     %user     %nice   %system   %iowait    %steal     %idle
08:15:01        all     17.06      0.00      2.26      5.56      0.05     75.08
08:15:01          0     11.57      0.00      1.61      2.54      0.03     84.25
08:15:01          1     29.01      0.00      3.33      2.56      0.05     65.04
08:15:01          2      7.04      0.00      1.91     11.88      0.07     79.10
08:15:01          3     20.65      0.00      2.18      5.23      0.05     71.89
08:16:01        all     24.95      0.00      7.30      3.71      0.06     63.98
08:16:01          0     24.80      0.00      6.82      3.55      0.07     64.77
08:16:01          1     19.74      0.00      6.96      2.82      0.07     70.41
08:16:01          2     25.03      0.00      8.57      5.24      0.07     61.10
08:16:01          3     30.21      0.00      6.85      3.24      0.07     59.64
08:17:01        all     24.54      0.00      6.45      8.35      0.08     60.58
08:17:01          0     25.22      0.00      7.03      9.94      0.07     57.74
08:17:01          1     26.32      0.00      6.42      7.67      0.07     59.51
08:17:01          2     25.83      0.00      7.57      7.19      0.10     59.31
08:17:01          3     20.78      0.00      4.72      8.64      0.07     65.79
08:18:01        all     19.65      0.00      1.09      2.58      0.05     76.62
08:18:01          0      4.97      0.00      0.95      5.59      0.03     88.46
08:18:01          1     30.74      0.00      1.10      1.48      0.05     66.63
08:18:01          2     35.92      0.00      1.57      1.14      0.07     61.31
08:18:01          3      6.88      0.00      0.70      2.13      0.07     90.21
Average:        all     21.54      0.00      4.26      5.05      0.06     69.09
Average:          0     16.60      0.00      4.09      5.40      0.05     73.85
Average:          1     26.48      0.00      4.44      3.63      0.06     65.39
Average:          2     23.46      0.00      4.89      6.36      0.08     65.22
Average:          3     19.61      0.00      3.60      4.81      0.06     71.92