---> uname -a:
Linux prd-ubuntu1804-docker-4c-4g-4614 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  700K  394M   1% /run
/dev/vda1        20G  9.4G  9.8G  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         421         788           0        2734        3245
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:fc:8f:88 brd ff:ff:ff:ff:ff:ff
    inet 10.32.6.252/23 brd 10.32.7.255 scope global dynamic ens3
       valid_lft 86187sec preferred_lft 86187sec
    inet6 fe80::f816:3eff:fefc:8f88/64 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 02:42:96:26:9c:7f 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-4614) 	04/09/25 	_x86_64_	(4 CPU)

09:38:43     LINUX RESTART	(4 CPU)

09:39:01          tps      rtps      wtps   bread/s   bwrtn/s
09:40:01       173.57     69.32    104.25   5632.26  42444.81
09:41:01       215.13    124.81     90.32   4866.12  23336.91
09:42:01        47.81      2.77     45.04    129.71  13308.05
Average:       145.50     65.63     79.87   3542.70  26363.26

09:39:01    kbmemfree   kbavail kbmemused  %memused kbbuffers  kbcached  kbcommit   %commit  kbactive   kbinact   kbdirty
09:40:01      1685832   3380296   2352820     58.26     52908   1795236    874700     17.19    522304   1648376    159008
09:41:01      1082868   3393352   2955784     73.19     72040   2369460    836304     16.44    900092   1826016    195592
09:42:01       872924   3387544   3165728     78.39     76088   2565488    831532     16.35   1019456   1906764    105408
Average:      1213875   3387064   2824777     69.94     67012   2243395    847512     16.66    813951   1793719    153336

09:39:01        IFACE   rxpck/s   txpck/s    rxkB/s    txkB/s   rxcmp/s   txcmp/s  rxmcst/s   %ifutil
09:40:01           lo      1.20      1.20      0.11      0.11      0.00      0.00      0.00      0.00
09:40:01         ens3    355.32    236.11   1504.79     66.86      0.00      0.00      0.00      0.00
09:40:01      docker0      0.00      0.00      0.00      0.00      0.00      0.00      0.00      0.00
09:41:01           lo      3.23      3.23      0.34      0.34      0.00      0.00      0.00      0.00
09:41:01         ens3    298.38    224.70   1310.68     27.15      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
09:42:01           lo      0.80      0.80      0.07      0.07      0.00      0.00      0.00      0.00
09:42:01         ens3    111.21     92.77     81.43     35.98      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
Average:           lo      1.74      1.74      0.17      0.17      0.00      0.00      0.00      0.00
Average:         ens3    254.97    184.52    965.63     43.33      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

---> sar -P ALL:
Linux 4.15.0-213-generic (prd-ubuntu1804-docker-4c-4g-4614) 	04/09/25 	_x86_64_	(4 CPU)

09:38:43     LINUX RESTART	(4 CPU)

09:39:01        CPU     %user     %nice   %system   %iowait    %steal     %idle
09:40:01        all     18.11      0.00      2.27      5.17      0.05     74.39
09:40:01          0     15.44      0.00      2.11      4.75      0.05     77.65
09:40:01          1     36.73      0.00      2.52      1.15      0.05     59.55
09:40:01          2      7.17      0.00      2.60      8.26      0.05     81.93
09:40:01          3     13.07      0.00      1.85      6.53      0.05     78.50
09:41:01        all     18.96      1.17      4.42      9.01      0.07     66.39
09:41:01          0     17.03      1.55      4.33      6.82      0.03     70.24
09:41:01          1     34.19      1.42      4.75     11.54      0.08     48.02
09:41:01          2      9.91      1.67      4.00      9.14      0.08     75.18
09:41:01          3     14.63      0.00      4.59      8.52      0.05     72.22
09:42:01        all     19.36      0.00      3.97      0.93      0.07     75.68
09:42:01          0     27.95      0.00      5.27      1.13      0.08     65.56
09:42:01          1     20.08      0.00      2.74      0.30      0.07     76.82
09:42:01          2     13.97      0.00      3.09      1.92      0.07     80.95
09:42:01          3     15.40      0.00      4.79      0.37      0.08     79.36
Average:        all     18.81      0.39      3.55      5.03      0.06     72.15
Average:          0     20.15      0.52      3.90      4.23      0.06     71.14
Average:          1     30.33      0.47      3.34      4.34      0.07     61.45
Average:          2     10.35      0.56      3.23      6.44      0.07     79.35
Average:          3     14.37      0.00      3.74      5.14      0.06     76.69