---> uname -a:
Linux prd-ubuntu1804-docker-4c-4g-1926 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  9.2G   11G  48% /
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         453        1138           0        2352        3224
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:b3:63:4d brd ff:ff:ff:ff:ff:ff
    inet 10.32.6.173/23 brd 10.32.7.255 scope global dynamic ens3
       valid_lft 86195sec preferred_lft 86195sec
    inet6 fe80::f816:3eff:feb3:634d/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:a5:1b:a5:b4 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-1926) 	05/31/25 	_x86_64_	(4 CPU)

06:39:41     LINUX RESTART	(4 CPU)

06:40:02          tps      rtps      wtps   bread/s   bwrtn/s
06:41:01       173.55     70.53    103.02   5733.94  42631.44
06:42:01       135.70     38.00     97.70   2351.75  15658.91
06:43:01        40.31      1.63     38.68    117.31   5127.15
Average:       116.20     36.53     79.67   2717.56  21018.82

06:40:02    kbmemfree   kbavail kbmemused  %memused kbbuffers  kbcached  kbcommit   %commit  kbactive   kbinact   kbdirty
06:41:01      1692348   3381000   2346304     58.10     52108   1790008    859096     16.89    517164   1646352    163176
06:42:01       537732   2569384   3500920     86.69     65352   2107952   1609032     31.63   1393432   1897672     12372
06:43:01      1110336   3253068   2928316     72.51     70896   2211784    967052     19.01    793492   1923552     19340
Average:      1113472   3067817   2925180     72.43     62785   2036581   1145060     22.51    901363   1822525     64963

06:40:02        IFACE   rxpck/s   txpck/s    rxkB/s    txkB/s   rxcmp/s   txcmp/s  rxmcst/s   %ifutil
06:41:01           lo      1.15      1.15      0.11      0.11      0.00      0.00      0.00      0.00
06:41:01         ens3    348.13    240.45   1523.40     67.86      0.00      0.00      0.00      0.00
06:41:01      docker0      0.00      0.00      0.00      0.00      0.00      0.00      0.00      0.00
06:42:01           lo      1.53      1.53      0.15      0.15      0.00      0.00      0.00      0.00
06:42:01         ens3    389.24    404.25   2693.28     67.49      0.00      0.00      0.00      0.00
06:42:01      docker0      0.00      0.00      0.00      0.00      0.00      0.00      0.00      0.00
06:43:01           lo      1.33      1.33      0.12      0.12      0.00      0.00      0.00      0.00
06:43:01         ens3    116.56    114.75    402.36     27.19      0.00      0.00      0.00      0.00
06:43:01      docker0      0.00      0.00      0.00      0.00      0.00      0.00      0.00      0.00
Average:           lo      1.34      1.34      0.12      0.12      0.00      0.00      0.00      0.00
Average:         ens3    284.29    253.23   1539.83     54.10      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-1926) 	05/31/25 	_x86_64_	(4 CPU)

06:39:41     LINUX RESTART	(4 CPU)

06:40:02        CPU     %user     %nice   %system   %iowait    %steal     %idle
06:41:01        all     18.71      0.00      2.11      5.81      0.06     73.31
06:41:01          0      8.84      0.00      2.34      3.70      0.02     85.10
06:41:01          1     42.20      0.00      2.82      1.39      0.07     53.52
06:41:01          2     17.59      0.00      1.69      6.98      0.09     73.66
06:41:01          3      6.14      0.00      1.59     11.19      0.05     81.03
06:42:01        all     37.59      0.00      1.75      2.56      0.08     58.02
06:42:01          0     30.64      0.00      1.05      2.94      0.08     65.28
06:42:01          1     34.36      0.00      1.49      3.26      0.08     60.81
06:42:01          2     48.11      0.00      2.04      1.49      0.10     48.26
06:42:01          3     37.24      0.00      2.41      2.54      0.08     57.72
06:43:01        all     23.97      0.00      1.33      1.74      0.06     72.90
06:43:01          0     30.89      0.00      1.44      0.80      0.05     66.82
06:43:01          1     32.53      0.00      1.72      0.13      0.07     65.55
06:43:01          2      6.98      0.00      0.67      5.91      0.05     86.39
06:43:01          3     25.46      0.00      1.51      0.10      0.07     72.87
Average:        all     26.80      0.00      1.73      3.35      0.07     68.05
Average:          0     23.54      0.00      1.61      2.48      0.05     72.33
Average:          1     36.33      0.00      2.00      1.60      0.07     60.00
Average:          2     24.26      0.00      1.46      4.78      0.08     69.42
Average:          3     23.07      0.00      1.84      4.56      0.07     70.46