---> uname -a:
Linux prd-ubuntu1804-docker-4c-4g-461 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         468        1071           0        2404        3206
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:9e:47:1f brd ff:ff:ff:ff:ff:ff
    inet 10.32.6.234/23 brd 10.32.7.255 scope global dynamic ens3
       valid_lft 86201sec preferred_lft 86201sec
    inet6 fe80::f816:3eff:fe9e:471f/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 02:42:7e:85:20:fa 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
    inet6 fe80::42:7eff:fe85:20fa/64 scope link 
       valid_lft forever preferred_lft forever

---> sar -b -r -n DEV:
Linux 4.15.0-213-generic (prd-ubuntu1804-docker-4c-4g-461) 	05/07/25 	_x86_64_	(4 CPU)

13:37:24     LINUX RESTART	(4 CPU)

13:38:01          tps      rtps      wtps   bread/s   bwrtn/s
13:39:01       113.93     25.06     88.87    910.23   7439.25
13:40:01       145.43     13.02    132.42   2303.87  20898.13
Average:       129.68     19.04    110.64   1606.93  14167.57

13:38:01    kbmemfree   kbavail kbmemused  %memused kbbuffers  kbcached  kbcommit   %commit  kbactive   kbinact   kbdirty
13:39:01      1563976   3317472   2474676     61.27     56792   1848980    924048     18.16    591024   1698576    167576
13:40:01      1045100   3235304   2993552     74.12     77056   2248876   1001556     19.69    905628   1865036     17056
Average:      1304538   3276388   2734114     67.70     66924   2048928    962802     18.93    748326   1781806     92316

13:38:01        IFACE   rxpck/s   txpck/s    rxkB/s    txkB/s   rxcmp/s   txcmp/s  rxmcst/s   %ifutil
13:39:01      docker0      0.00      0.00      0.00      0.00      0.00      0.00      0.00      0.00
13:39:01           lo      1.00      1.00      0.09      0.09      0.00      0.00      0.00      0.00
13:39:01         ens3    248.50    176.76   1304.93     50.48      0.00      0.00      0.00      0.00
13:40:01      docker0    113.95    164.65      6.34    963.91      0.00      0.00      0.00      0.00
13:40:01           lo      2.13      2.13      0.19      0.19      0.00      0.00      0.00      0.00
13:40:01         ens3    254.32    170.40   1405.82     37.92      0.00      0.00      0.00      0.00
Average:      docker0     56.97     82.31      3.17    481.88      0.00      0.00      0.00      0.00
Average:           lo      1.57      1.57      0.14      0.14      0.00      0.00      0.00      0.00
Average:         ens3    251.41    173.58   1355.37     44.20      0.00      0.00      0.00      0.00

---> sar -P ALL:
Linux 4.15.0-213-generic (prd-ubuntu1804-docker-4c-4g-461) 	05/07/25 	_x86_64_	(4 CPU)

13:37:24     LINUX RESTART	(4 CPU)

13:38:01        CPU     %user     %nice   %system   %iowait    %steal     %idle
13:39:01        all     21.31      0.00      1.38      3.08      0.05     74.17
13:39:01          0     30.15      0.00      1.52      7.44      0.07     60.82
13:39:01          1     29.84      0.00      2.01      2.95      0.05     65.15
13:39:01          2     17.49      0.00      1.10      0.22      0.05     81.14
13:39:01          3      7.77      0.00      0.89      1.72      0.02     89.61
13:40:01        all     14.63      0.00      3.20      3.22      0.05     78.90
13:40:01          0      9.07      0.00      3.08      3.60      0.05     84.19
13:40:01          1     29.61      0.00      3.43      1.65      0.08     65.23
13:40:01          2      9.78      0.00      3.41      4.25      0.05     82.51
13:40:01          3     10.07      0.00      2.86      3.38      0.05     83.64
Average:        all     17.98      0.00      2.29      3.15      0.05     76.53
Average:          0     19.63      0.00      2.30      5.53      0.06     72.48
Average:          1     29.72      0.00      2.72      2.30      0.07     65.19
Average:          2     13.64      0.00      2.25      2.23      0.05     81.83
Average:          3      8.92      0.00      1.87      2.55      0.03     86.63