---> uname -a:
Linux prd-ubuntu1804-docker-4c-4g-1493 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:           3943         446         766           0        2731        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:42:b2:09 brd ff:ff:ff:ff:ff:ff
    inet 10.32.6.145/23 brd 10.32.7.255 scope global dynamic ens3
       valid_lft 86186sec preferred_lft 86186sec
    inet6 fe80::f816:3eff:fe42:b209/64 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:c1:85:b4:eb 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-1493) 	03/01/25 	_x86_64_	(4 CPU)

09:38:41     LINUX RESTART	(4 CPU)

09:39:01          tps      rtps      wtps   bread/s   bwrtn/s
09:40:02       181.72     69.22    112.50   5622.26  43259.74
09:41:01       216.96    126.71     90.26   4946.14  24923.10
09:42:01        37.83      2.78     35.04    129.18  10629.03
Average:       145.10     65.90     79.20   3558.15  26278.15

09:39:01    kbmemfree   kbavail kbmemused  %memused kbbuffers  kbcached  kbcommit   %commit  kbactive   kbinact   kbdirty
09:40:02      1624900   3325468   2413752     59.77     53116   1801712    913176     17.95    577556   1653732    143028
09:41:01      1060556   3370020   2978096     73.74     71876   2368816    848584     16.68    923476   1825124    134832
09:42:01       851904   3363948   3186748     78.91     75856   2563304    843684     16.58   1045252   1904956    121324
Average:      1179120   3353145   2859532     70.80     66949   2244611    868481     17.07    848761   1794604    133061

09:39:01        IFACE   rxpck/s   txpck/s    rxkB/s    txkB/s   rxcmp/s   txcmp/s  rxmcst/s   %ifutil
09:40:02      docker0      0.00      0.00      0.00      0.00      0.00      0.00      0.00      0.00
09:40:02           lo      1.27      1.27      0.12      0.12      0.00      0.00      0.00      0.00
09:40:02         ens3    382.24    268.76   1566.20     70.14      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      3.22      3.22      0.34      0.34      0.00      0.00      0.00      0.00
09:41:01         ens3    278.55    206.22   1270.20     27.17      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      0.93      0.93      0.08      0.08      0.00      0.00      0.00      0.00
09:42:01         ens3    134.74     95.22     79.27     36.08      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      1.80      1.80      0.18      0.18      0.00      0.00      0.00      0.00
Average:         ens3    265.10    189.97    970.22     44.56      0.00      0.00      0.00      0.00

---> sar -P ALL:
Linux 4.15.0-213-generic (prd-ubuntu1804-docker-4c-4g-1493) 	03/01/25 	_x86_64_	(4 CPU)

09:38:41     LINUX RESTART	(4 CPU)

09:39:01        CPU     %user     %nice   %system   %iowait    %steal     %idle
09:40:02        all     19.69      0.00      2.32      5.25      0.05     72.69
09:40:02          0     12.10      0.00      2.43      9.72      0.07     75.68
09:40:02          1      9.69      0.00      1.32      6.45      0.03     82.51
09:40:02          2     25.55      0.00      3.24      3.16      0.08     67.97
09:40:02          3     31.55      0.00      2.29      1.67      0.05     64.45
09:41:01        all     18.83      1.20      4.73      8.98      0.07     66.19
09:41:01          0     13.61      1.60      4.97     17.29      0.07     62.45
09:41:01          1     24.67      3.12      5.90      8.19      0.07     58.05
09:41:01          2     19.81      0.02      4.42      4.69      0.09     70.98
09:41:01          3     17.20      0.00      3.61      5.76      0.07     73.37
09:42:01        all     19.58      0.00      3.93      0.63      0.06     75.80
09:42:01          0     16.47      0.00      3.76      0.50      0.05     79.22
09:42:01          1     41.20      0.00      5.79      1.93      0.08     50.99
09:42:01          2     10.67      0.00      3.14      0.03      0.05     86.11
09:42:01          3      9.86      0.00      3.09      0.05      0.05     86.95
Average:        all     19.37      0.39      3.66      4.93      0.06     71.59
Average:          0     14.07      0.53      3.71      9.12      0.06     72.52
Average:          1     25.16      1.02      4.32      5.51      0.06     63.93
Average:          2     18.66      0.01      3.60      2.61      0.07     75.06
Average:          3     19.56      0.00      2.99      2.47      0.06     74.92