---> uname -a:
Linux prd-ubuntu1804-docker-4c-4g-4643 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  7.8G  60% /
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         488        1036           0        2419        3172
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:09:5c:45 brd ff:ff:ff:ff:ff:ff
    inet 10.32.7.164/23 brd 10.32.7.255 scope global dynamic ens3
       valid_lft 86176sec preferred_lft 86176sec
    inet6 fe80::f816:3eff:fe09:5c45/64 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:af:aa:48:6e 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-4643) 	04/09/25 	_x86_64_	(4 CPU)

18:56:32     LINUX RESTART	(4 CPU)

18:57:02          tps      rtps      wtps   bread/s   bwrtn/s
18:58:01       143.53     51.04     92.49   3985.22  10467.24
18:59:01       327.94     95.82    232.12   6645.40 123201.73
19:00:01        85.44     48.64     36.79   3483.82   5714.11
Average:       185.90     65.25    120.65   4709.26  46679.18

18:57:02    kbmemfree   kbavail kbmemused  %memused kbbuffers  kbcached  kbcommit   %commit  kbactive   kbinact   kbdirty
18:58:01      1538264   3332908   2500388     61.91     54984   1890264    905964     17.81    582364   1728352    169320
18:59:01       115036   3241940   3923616     97.15    114476   3063704   1303896     25.63    635240   2962808       772
19:00:01      1125356   3285120   2913296     72.14    118744   2140908    962952     18.93    824696   1815020     18100
Average:       926219   3286656   3112433     77.07     96068   2364959   1057604     20.79    680767   2168727     62731

18:57:02        IFACE   rxpck/s   txpck/s    rxkB/s    txkB/s   rxcmp/s   txcmp/s  rxmcst/s   %ifutil
18:58:01      docker0      0.00      0.00      0.00      0.00      0.00      0.00      0.00      0.00
18:58:01           lo      1.02      1.02      0.10      0.10      0.00      0.00      0.00      0.00
18:58:01         ens3    547.74    371.58   2241.48     78.71      0.00      0.00      0.00      0.00
18:59:01      docker0      0.00      0.00      0.00      0.00      0.00      0.00      0.00      0.00
18:59:01           lo      1.87      1.87      0.16      0.16      0.00      0.00      0.00      0.00
18:59:01         ens3    476.00    219.80  13510.02     18.33      0.00      0.00      0.00      0.00
19:00:01      docker0      0.00      0.00      0.00      0.00      0.00      0.00      0.00      0.00
19:00:01           lo      2.93      2.93      0.26      0.26      0.00      0.00      0.00      0.00
19:00:01         ens3    230.94    271.00     67.94   1594.96      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      1.94      1.94      0.17      0.17      0.00      0.00      0.00      0.00
Average:         ens3    417.52    286.98   5291.92    566.59      0.00      0.00      0.00      0.00

---> sar -P ALL:
Linux 4.15.0-213-generic (prd-ubuntu1804-docker-4c-4g-4643) 	04/09/25 	_x86_64_	(4 CPU)

18:56:32     LINUX RESTART	(4 CPU)

18:57:02        CPU     %user     %nice   %system   %iowait    %steal     %idle
18:58:01        all     21.79      0.00      1.79      4.24      0.06     72.12
18:58:01          0     26.45      0.00      1.73      2.32      0.03     69.46
18:58:01          1     21.40      0.00      1.83      1.80      0.05     74.92
18:58:01          2      9.60      0.00      0.90      0.32      0.05     89.12
18:58:01          3     29.75      0.00      2.72     12.60      0.10     54.83
18:59:01        all     21.87      0.00      7.40      7.25      0.06     63.41
18:59:01          0     22.67      0.00      8.07      3.76      0.07     65.43
18:59:01          1     25.72      0.00      6.37      8.19      0.07     59.66
18:59:01          2     18.90      0.00      6.55      4.32      0.07     70.17
18:59:01          3     20.22      0.00      8.63     12.76      0.07     58.33
19:00:01        all     32.14      0.00      8.16      2.04      0.07     57.59
19:00:01          0     22.72      0.00      7.55      1.60      0.07     68.07
19:00:01          1     24.03      0.00      8.27      1.14      0.05     66.52
19:00:01          2     29.43      0.00      8.38      2.21      0.08     59.90
19:00:01          3     52.44      0.00      8.44      3.25      0.07     35.81
Average:        all     25.31      0.00      5.80      4.49      0.06     64.33
Average:          0     23.94      0.00      5.79      2.56      0.06     67.65
Average:          1     23.71      0.00      5.50      3.69      0.06     67.04
Average:          2     19.38      0.00      5.30      2.29      0.07     72.97
Average:          3     34.27      0.00      6.61      9.49      0.08     49.56