---> uname -a:
Linux prd-ubuntu1804-docker-4c-4g-531 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  9.9G  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         438         798           0        2706        3227
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:ff:74:b1 brd ff:ff:ff:ff:ff:ff
    inet 10.32.6.150/23 brd 10.32.7.255 scope global dynamic ens3
       valid_lft 86211sec preferred_lft 86211sec
    inet6 fe80::f816:3eff:feff:74b1/64 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:b1:f8:1d:03 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-531) 	05/08/25 	_x86_64_	(4 CPU)

20:31:44     LINUX RESTART	(4 CPU)

20:32:01          tps      rtps      wtps   bread/s   bwrtn/s
20:33:01       174.70     69.37    105.33   5636.79  41873.30
20:34:01       234.81    129.20    105.62   5060.62  32510.58
Average:       204.76     99.28    105.47   5348.71  37191.94

20:32:01    kbmemfree   kbavail kbmemused  %memused kbbuffers  kbcached  kbcommit   %commit  kbactive   kbinact   kbdirty
20:33:01      1701128   3374552   2337524     57.88     51332   1777984    882416     17.35    524796   1633264    160184
20:34:01       856588   3330576   3182064     78.79     76280   2524700    888772     17.47    884680   2056564     91332
Average:      1278858   3352564   2759794     68.33     63806   2151342    885594     17.41    704738   1844914    125758

20:32:01        IFACE   rxpck/s   txpck/s    rxkB/s    txkB/s   rxcmp/s   txcmp/s  rxmcst/s   %ifutil
20:33:01           lo      1.27      1.27      0.12      0.12      0.00      0.00      0.00      0.00
20:33:01         ens3    402.83    282.99   1503.11     71.98      0.00      0.00      0.00      0.00
20:33:01      docker0      0.00      0.00      0.00      0.00      0.00      0.00      0.00      0.00
20:34:01           lo      3.40      3.40      0.34      0.34      0.00      0.00      0.00      0.00
20:34:01         ens3    332.93    263.74   1527.82     29.38      0.00      0.00      0.00      0.00
20:34:01      docker0      0.00      0.00      0.00      0.00      0.00      0.00      0.00      0.00
Average:           lo      2.33      2.33      0.23      0.23      0.00      0.00      0.00      0.00
Average:         ens3    367.88    273.36   1515.46     50.68      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-531) 	05/08/25 	_x86_64_	(4 CPU)

20:31:44     LINUX RESTART	(4 CPU)

20:32:01        CPU     %user     %nice   %system   %iowait    %steal     %idle
20:33:01        all     18.69      0.00      2.30      5.49      0.05     73.47
20:33:01          0     14.99      0.00      1.22      1.57      0.03     82.19
20:33:01          1      8.40      0.00      2.71      8.59      0.05     80.24
20:33:01          2     31.94      0.00      2.54      4.84      0.07     60.62
20:33:01          3     19.32      0.00      2.71      6.99      0.05     70.92
20:34:01        all     25.76      0.84      3.15      7.76      0.07     62.41
20:34:01          0     21.80      0.02      2.53      4.77      0.07     70.82
20:34:01          1     26.94      0.00      3.34      9.47      0.07     60.19
20:34:01          2     19.54      3.31      2.99      5.69      0.07     68.40
20:34:01          3     34.79      0.02      3.73     11.10      0.08     50.28
Average:        all     22.22      0.42      2.72      6.63      0.06     67.94
Average:          0     18.39      0.01      1.87      3.17      0.05     76.51
Average:          1     17.69      0.00      3.02      9.03      0.06     70.19
Average:          2     25.74      1.65      2.77      5.26      0.07     64.51
Average:          3     27.06      0.01      3.22      9.05      0.07     60.60