---> uname -a:
Linux prd-ubuntu1804-docker-4c-4g-3721 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:             2799.998
BogoMIPS:            5599.99
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         433         776           0        2734        3233
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:af:50 brd ff:ff:ff:ff:ff:ff
    inet 10.32.7.165/23 brd 10.32.7.255 scope global dynamic ens3
       valid_lft 86183sec preferred_lft 86183sec
    inet6 fe80::f816:3eff:fe61:af50/64 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 02:42:33:20:ad:cb 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-3721) 	03/28/25 	_x86_64_	(4 CPU)

09:38:40     LINUX RESTART	(4 CPU)

09:39:01          tps      rtps      wtps   bread/s   bwrtn/s
09:40:01       181.87     69.31    112.56   5614.53  43303.20
09:41:01       207.13    124.98     82.15   4867.32  22508.25
09:42:01        45.36      2.53     42.83    129.85  12653.62
Average:       144.79     65.61     79.18   3537.23  26155.02

09:39:01    kbmemfree   kbavail kbmemused  %memused kbbuffers  kbcached  kbcommit   %commit  kbactive   kbinact   kbdirty
09:40:01      1642520   3344108   2396132     59.33     53260   1802332    888332     17.46    561448   1654380    143760
09:41:01      1063140   3374204   2975512     73.68     72096   2370040    834240     16.40    921712   1826196    196420
09:42:01       805604   3319940   3233048     80.05     76104   2565228    878308     17.26   1091196   1906688    123160
Average:      1170421   3346084   2868231     71.02     67153   2245867    866960     17.04    858119   1795755    154447

09:39:01        IFACE   rxpck/s   txpck/s    rxkB/s    txkB/s   rxcmp/s   txcmp/s  rxmcst/s   %ifutil
09:40:01      docker0      0.00      0.00      0.00      0.00      0.00      0.00      0.00      0.00
09:40:01           lo      1.27      1.27      0.12      0.12      0.00      0.00      0.00      0.00
09:40:01         ens3    401.97    241.49   1563.39     67.90      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      3.17      3.17      0.33      0.33      0.00      0.00      0.00      0.00
09:41:01         ens3    317.66    237.46   1253.54     29.09      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      0.80      0.80      0.07      0.07      0.00      0.00      0.00      0.00
09:42:01         ens3    114.55     86.84     75.71     33.81      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      1.74      1.74      0.17      0.17      0.00      0.00      0.00      0.00
Average:         ens3    278.06    188.60    964.21     43.60      0.00      0.00      0.00      0.00

---> sar -P ALL:
Linux 4.15.0-213-generic (prd-ubuntu1804-docker-4c-4g-3721) 	03/28/25 	_x86_64_	(4 CPU)

09:38:40     LINUX RESTART	(4 CPU)

09:39:01        CPU     %user     %nice   %system   %iowait    %steal     %idle
09:40:01        all     19.47      0.00      2.34      5.70      0.06     72.43
09:40:01          0     17.81      0.00      2.97      5.15      0.07     74.00
09:40:01          1     27.29      0.00      2.27      3.62      0.07     66.76
09:40:01          2     23.35      0.00      2.06      2.17      0.08     72.34
09:40:01          3      9.36      0.00      2.06     11.88      0.07     76.62
09:41:01        all     19.14      1.22      4.59      9.27      0.08     65.70
09:41:01          0     29.69      1.59      5.13     14.31      0.08     49.20
09:41:01          1     14.75      0.00      4.73      6.91      0.05     73.57
09:41:01          2     15.88      1.79      3.71      7.90      0.07     70.66
09:41:01          3     16.30      1.48      4.78      7.99      0.07     69.38
09:42:01        all     19.51      0.00      4.06      1.06      0.07     75.31
09:42:01          0     10.64      0.00      4.33      1.62      0.07     83.34
09:42:01          1     39.65      0.00      3.56      0.27      0.08     56.44
09:42:01          2      9.09      0.00      2.98      0.47      0.07     87.40
09:42:01          3     18.62      0.00      5.38      1.87      0.07     74.06
Average:        all     19.38      0.41      3.66      5.34      0.07     71.14
Average:          0     19.37      0.53      4.14      7.02      0.07     68.86
Average:          1     27.23      0.00      3.52      3.60      0.07     65.58
Average:          2     16.11      0.60      2.91      3.51      0.07     76.80
Average:          3     14.77      0.50      4.08      7.24      0.07     73.35