---> uname -a:
Linux prd-ubuntu1804-docker-4c-4g-3268 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  704K  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         470         869           0        2604        3203
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:a8:66:62 brd ff:ff:ff:ff:ff:ff
    inet 10.32.7.2/23 brd 10.32.7.255 scope global dynamic ens3
       valid_lft 86223sec preferred_lft 86223sec
    inet6 fe80::f816:3eff:fea8:6662/64 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 02:42:07:b8:82:25 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-3268) 	01/31/25 	_x86_64_	(4 CPU)

17:32:43     LINUX RESTART	(4 CPU)

17:33:01          tps      rtps      wtps   bread/s   bwrtn/s
17:34:02       170.89     69.42    101.47   5631.73  41573.09
17:35:01       211.35    129.49     81.87   7153.77  21229.49
Average:       190.95     99.20     91.75   6386.36  31486.75

17:33:01    kbmemfree   kbavail kbmemused  %memused kbbuffers  kbcached  kbcommit   %commit  kbactive   kbinact   kbdirty
17:34:02      1703532   3366720   2335128     57.82     50584   1768384    880532     17.31    529060   1625796    155504
17:35:01       905316   3287156   3133344     77.58     72820   2442080    914616     17.98    983440   1920788    258824
Average:      1304424   3326938   2734236     67.70     61702   2105232    897574     17.64    756250   1773292    207164

17:33:01        IFACE   rxpck/s   txpck/s    rxkB/s    txkB/s   rxcmp/s   txcmp/s  rxmcst/s   %ifutil
17:34:02         ens3    358.94    229.96   1424.48     66.81      0.00      0.00      0.00      0.00
17:34:02      docker0      0.00      0.00      0.00      0.00      0.00      0.00      0.00      0.00
17:34:02           lo      1.27      1.27      0.12      0.12      0.00      0.00      0.00      0.00
17:35:01         ens3    225.79    172.11    974.93     29.51      0.00      0.00      0.00      0.00
17:35:01      docker0      0.00      0.00      0.00      0.00      0.00      0.00      0.00      0.00
17:35:01           lo      3.46      3.46      0.33      0.33      0.00      0.00      0.00      0.00
Average:         ens3    292.93    201.28   1201.59     48.32      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      2.35      2.35      0.22      0.22      0.00      0.00      0.00      0.00

---> sar -P ALL:
Linux 4.15.0-213-generic (prd-ubuntu1804-docker-4c-4g-3268) 	01/31/25 	_x86_64_	(4 CPU)

17:32:43     LINUX RESTART	(4 CPU)

17:33:01        CPU     %user     %nice   %system   %iowait    %steal     %idle
17:34:02        all     18.73      0.00      2.28      5.25      0.07     73.67
17:34:02          0     29.86      0.00      3.13      7.75      0.10     59.16
17:34:02          1     11.56      0.00      1.75      3.31      0.05     83.33
17:34:02          2     16.14      0.00      2.75      8.06      0.08     72.96
17:34:02          3     17.36      0.00      1.49      1.87      0.05     79.23
17:35:01        all     25.76      0.88      3.71      9.81      0.09     59.75
17:35:01          0     37.78      1.72      4.60     13.38      0.10     42.41
17:35:01          1     18.27      0.00      3.14      9.30      0.07     69.22
17:35:01          2     22.68      0.02      3.38     10.30      0.10     63.53
17:35:01          3     24.33      1.74      3.72      6.26      0.10     63.84
Average:        all     22.21      0.43      2.99      7.51      0.08     66.77
Average:          0     33.78      0.85      3.86     10.54      0.10     50.87
Average:          1     14.88      0.00      2.44      6.28      0.06     76.33
Average:          2     19.38      0.01      3.06      9.17      0.09     68.28
Average:          3     20.81      0.86      2.59      4.05      0.08     71.61