---> uname -a:
Linux prd-ubuntu1804-docker-4c-4g-4147 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  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:           3944         428         780           0        2734        3237
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:61:bc:de brd ff:ff:ff:ff:ff:ff
    inet 10.32.7.166/23 brd 10.32.7.255 scope global dynamic ens3
       valid_lft 86183sec preferred_lft 86183sec
    inet6 fe80::f816:3eff:fe61:bcde/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 02:42:8d:f7:7b:69 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-4147) 	04/02/25 	_x86_64_	(4 CPU)

09:38:40     LINUX RESTART	(4 CPU)

09:39:01          tps      rtps      wtps   bread/s   bwrtn/s
09:40:02       179.40     69.41    110.00   5616.26  43033.64
09:41:01       213.54    126.89     86.65   4945.87  22981.46
09:42:01        45.18      2.50     42.68    130.11  12782.00
Average:       145.66     65.93     79.74   3556.36  26284.05

09:39:01    kbmemfree   kbavail kbmemused  %memused kbbuffers  kbcached  kbcommit   %commit  kbactive   kbinact   kbdirty
09:40:02      1665204   3367104   2373456     58.77     53256   1802492    870588     17.11    539592   1654456    151108
09:41:01      1077980   3386628   2960680     73.31     72096   2367648    834220     16.40    909660   1823708    194100
09:42:01       814472   3328780   3224188     79.83     75960   2565316    878436     17.27   1082216   1906916    123088
Average:      1185885   3360837   2852775     70.64     67104   2245152    861081     16.93    843823   1795027    156099

09:39:01        IFACE   rxpck/s   txpck/s    rxkB/s    txkB/s   rxcmp/s   txcmp/s  rxmcst/s   %ifutil
09:40:02           lo      1.27      1.27      0.12      0.12      0.00      0.00      0.00      0.00
09:40:02      docker0      0.00      0.00      0.00      0.00      0.00      0.00      0.00      0.00
09:40:02         ens3    366.17    252.36   1561.52     67.86      0.00      0.00      0.00      0.00
09:41:01           lo      3.22      3.22      0.34      0.34      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         ens3    307.76    200.86   1270.45     23.01      0.00      0.00      0.00      0.00
09:42:01           lo      0.80      0.80      0.07      0.07      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         ens3    125.70     97.65     77.21     37.59      0.00      0.00      0.00      0.00
Average:           lo      1.75      1.75      0.17      0.17      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    266.31    183.53    968.05     42.93      0.00      0.00      0.00      0.00

---> sar -P ALL:
Linux 4.15.0-213-generic (prd-ubuntu1804-docker-4c-4g-4147) 	04/02/25 	_x86_64_	(4 CPU)

09:38:40     LINUX RESTART	(4 CPU)

09:39:01        CPU     %user     %nice   %system   %iowait    %steal     %idle
09:40:02        all     19.85      0.00      2.21      5.33      0.05     72.56
09:40:02          0     15.57      0.00      1.82      3.44      0.03     79.13
09:40:02          1      7.78      0.00      1.06      5.22      0.05     85.89
09:40:02          2     46.34      0.00      4.02      2.58      0.08     46.98
09:40:02          3      9.81      0.00      1.96     10.11      0.03     78.09
09:41:01        all     19.07      1.24      4.69      8.66      0.07     66.27
09:41:01          0     30.93      1.47      4.65      7.15      0.08     55.71
09:41:01          1     16.45      0.19      5.04      8.00      0.05     70.27
09:41:01          2     17.12      1.49      3.49      6.48      0.07     71.35
09:41:01          3     11.69      1.79      5.55     13.05      0.07     67.86
09:42:01        all     19.48      0.00      4.11      0.87      0.06     75.48
09:42:01          0      7.09      0.00      2.49      1.54      0.05     88.82
09:42:01          1     20.71      0.00      5.95      0.15      0.07     73.13
09:42:01          2     21.72      0.00      3.41      0.07      0.07     74.74
09:42:01          3     28.47      0.00      4.59      1.70      0.07     65.18
Average:        all     19.47      0.41      3.66      4.93      0.06     71.46
Average:          0     17.81      0.49      2.98      4.03      0.06     74.64
Average:          1     14.96      0.06      4.01      4.44      0.06     76.48
Average:          2     28.43      0.49      3.64      3.03      0.07     64.33
Average:          3     16.70      0.59      4.03      8.25      0.06     70.38