---> uname -a:
Linux prd-ubuntu1804-docker-4c-4g-4385 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  700K  394M   1% /run
/dev/vda1        20G  9.3G   10G  49% /
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         446         763           0        2734        3220
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:30:5a:73 brd ff:ff:ff:ff:ff:ff
    inet 10.32.6.160/23 brd 10.32.7.255 scope global dynamic ens3
       valid_lft 86182sec preferred_lft 86182sec
    inet6 fe80::f816:3eff:fe30:5a73/64 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:ee:a7:5b:ab 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-4385) 	04/05/25 	_x86_64_	(4 CPU)

09:38:45     LINUX RESTART	(4 CPU)

09:39:01          tps      rtps      wtps   bread/s   bwrtn/s
09:40:01       174.08     69.19    104.88   5618.26  42215.68
09:41:01       212.98    124.73     88.25   4861.32  22271.89
09:42:01        41.96      2.52     39.44    129.18  13524.95
Average:       143.01     65.48     77.53   3536.37  26005.07

09:39:01    kbmemfree   kbavail kbmemused  %memused kbbuffers  kbcached  kbcommit   %commit  kbactive   kbinact   kbdirty
09:40:01      1682152   3378052   2356500     58.35     52700   1795484    858648     16.88    520860   1649688    159184
09:41:01      1057872   3357856   2980780     73.81     71992   2359064    860940     16.92    933416   1816856    205404
09:42:01       847744   3360932   3190908     79.01     75512   2564452    848260     16.67   1042400   1906960    130960
Average:      1195923   3365613   2842729     70.39     66735   2239667    855949     16.83    832225   1791168    165183

09:39:01        IFACE   rxpck/s   txpck/s    rxkB/s    txkB/s   rxcmp/s   txcmp/s  rxmcst/s   %ifutil
09:40:01      docker0      0.00      0.00      0.00      0.00      0.00      0.00      0.00      0.00
09:40:01           lo      1.07      1.07      0.10      0.10      0.00      0.00      0.00      0.00
09:40:01         ens3    403.75    248.12   1487.02     67.17      0.00      0.00      0.00      0.00
09:41:01      docker0      0.00      0.00      0.00      0.00      0.00      0.00      0.00      0.00
09:41:01           lo      3.37      3.37      0.35      0.35      0.00      0.00      0.00      0.00
09:41:01         ens3    265.16    190.07   1328.70     24.90      0.00      0.00      0.00      0.00
09:42:01      docker0      0.00      0.00      0.00      0.00      0.00      0.00      0.00      0.00
09:42:01           lo      0.67      0.67      0.06      0.06      0.00      0.00      0.00      0.00
09:42:01         ens3    124.90     95.97     76.76     35.98      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      0.17      0.17      0.00      0.00      0.00      0.00
Average:         ens3    264.61    178.05    964.19     42.68      0.00      0.00      0.00      0.00

---> sar -P ALL:
Linux 4.15.0-213-generic (prd-ubuntu1804-docker-4c-4g-4385) 	04/05/25 	_x86_64_	(4 CPU)

09:38:45     LINUX RESTART	(4 CPU)

09:39:01        CPU     %user     %nice   %system   %iowait    %steal     %idle
09:40:01        all     17.99      0.00      2.23      5.37      0.05     74.35
09:40:01          0      9.28      0.00      1.32      3.48      0.03     85.89
09:40:01          1      7.14      0.00      1.27      5.69      0.03     85.87
09:40:01          2     32.08      0.00      2.91      5.37      0.08     59.55
09:40:01          3     23.53      0.00      3.51      6.96      0.07     65.93
09:41:01        all     18.54      1.21      3.98      8.09      0.08     68.11
09:41:01          0     17.60      0.02      4.25      3.81      0.05     74.27
09:41:01          1     10.01      1.69      3.82     10.86      0.07     73.55
09:41:01          2      8.73      3.07      3.60     10.59      0.08     73.92
09:41:01          3     37.78      0.02      4.25      7.11      0.10     50.75
09:42:01        all     19.14      0.00      4.63      0.80      0.08     75.35
09:42:01          0      5.46      0.00      2.63      0.13      0.07     91.70
09:42:01          1     44.08      0.00      7.46      0.23      0.10     48.13
09:42:01          2      9.17      0.00      3.62      1.54      0.05     85.62
09:42:01          3     17.88      0.00      4.82      1.33      0.07     75.91
Average:        all     18.56      0.40      3.62      4.75      0.07     72.60
Average:          0     10.77      0.01      2.73      2.47      0.05     83.97
Average:          1     20.43      0.56      4.19      5.59      0.07     69.16
Average:          2     16.66      1.02      3.38      5.83      0.07     73.04
Average:          3     26.41      0.01      4.19      5.13      0.08     64.18