---> uname -a:
Linux prd-ubuntu1804-docker-4c-4g-427 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  9.1G   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:           3944         434        1213           0        2295        3248
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:f9:de:85 brd ff:ff:ff:ff:ff:ff
    inet 10.32.7.142/23 brd 10.32.7.255 scope global dynamic ens3
       valid_lft 86235sec preferred_lft 86235sec
    inet6 fe80::f816:3eff:fef9:de85/64 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 02:42:0c:17:d2:27 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-427) 	05/06/25 	_x86_64_	(4 CPU)

20:41:45     LINUX RESTART	(4 CPU)

20:42:01          tps      rtps      wtps   bread/s   bwrtn/s
20:43:01       170.29     69.26    101.03   5620.13  41446.18
20:44:01       100.17     18.50     81.67   1750.24  20171.84
Average:       135.23     43.88     91.35   3685.19  30809.01

20:42:01    kbmemfree   kbavail kbmemused  %memused kbbuffers  kbcached  kbcommit   %commit  kbactive   kbinact   kbdirty
20:43:01      1567828   3287724   2470832     61.18     49928   1824204    943272     18.54    645240   1644512    203656
20:44:01      1221696   3294264   2816964     69.75     62048   2154876    925032     18.18    815720   1799384    164668
Average:      1394762   3290994   2643898     65.46     55988   1989540    934152     18.36    730480   1721948    184162

20:42:01        IFACE   rxpck/s   txpck/s    rxkB/s    txkB/s   rxcmp/s   txcmp/s  rxmcst/s   %ifutil
20:43:01      docker0      0.00      0.00      0.00      0.00      0.00      0.00      0.00      0.00
20:43:01         ens3    393.37    236.48   1457.74     67.42      0.00      0.00      0.00      0.00
20:43:01           lo      1.07      1.07      0.10      0.10      0.00      0.00      0.00      0.00
20:44:01      docker0      0.00      0.00      0.00      0.00      0.00      0.00      0.00      0.00
20:44:01         ens3    156.32    111.18    739.35     15.79      0.00      0.00      0.00      0.00
20:44:01           lo      2.60      2.60      0.26      0.26      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:         ens3    274.85    173.83   1098.55     41.60      0.00      0.00      0.00      0.00
Average:           lo      1.83      1.83      0.18      0.18      0.00      0.00      0.00      0.00

---> sar -P ALL:
Linux 4.15.0-213-generic (prd-ubuntu1804-docker-4c-4g-427) 	05/06/25 	_x86_64_	(4 CPU)

20:41:45     LINUX RESTART	(4 CPU)

20:42:01        CPU     %user     %nice   %system   %iowait    %steal     %idle
20:43:01        all     16.78      0.00      2.04      4.68      0.06     76.44
20:43:01          0     27.76      0.00      2.77      7.05      0.08     62.34
20:43:01          1      5.98      0.00      1.11      5.51      0.03     87.36
20:43:01          2     17.93      0.00      3.04      2.58      0.07     76.39
20:43:01          3     15.41      0.00      1.24      3.56      0.05     79.75
20:44:01        all     19.95      0.80      1.81      2.29      0.05     75.09
20:44:01          0      7.67      1.58      1.42      1.93      0.03     87.36
20:44:01          1     11.99      1.58      1.83      6.45      0.05     78.09
20:44:01          2     12.16      0.02      1.56      0.12      0.05     86.10
20:44:01          3     47.93      0.00      2.47      0.62      0.08     48.90
Average:        all     18.37      0.40      1.93      3.48      0.06     75.77
Average:          0     17.71      0.79      2.09      4.49      0.06     74.86
Average:          1      9.00      0.79      1.47      5.99      0.04     82.71
Average:          2     15.04      0.01      2.30      1.35      0.06     81.24
Average:          3     31.70      0.00      1.85      2.09      0.07     64.30