---> uname -a:
Linux prd-ubuntu1804-docker-4c-4g-4143 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:             2799.972
BogoMIPS:            5599.94
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  9.9G  9.4G  52% /
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         471         386           0        3086        3189
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:1c:15:71 brd ff:ff:ff:ff:ff:ff
    inet 10.32.7.126/23 brd 10.32.7.255 scope global dynamic ens3
       valid_lft 86228sec preferred_lft 86228sec
    inet6 fe80::f816:3eff:fe1c:1571/64 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:c9:5b:6f:a5 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-4143) 	04/02/25 	_x86_64_	(4 CPU)

08:12:31     LINUX RESTART	(4 CPU)

08:13:02          tps      rtps      wtps   bread/s   bwrtn/s
08:14:01       138.79     51.06     87.73   3990.37   8495.10
08:15:01       181.69     13.98    167.71   2390.67  55274.79
Average:       160.42     32.36    128.05   3183.80  32081.47

08:13:02    kbmemfree   kbavail kbmemused  %memused kbbuffers  kbcached  kbcommit   %commit  kbactive   kbinact   kbdirty
08:14:01      1594396   3328260   2444256     60.52     55528   1831176    904588     17.78    573156   1685388    170016
08:15:01       390692   3247272   3647960     90.33     87708   2857432    988120     19.42    735856   2627124     17676
Average:       992544   3287766   3046108     75.42     71618   2344304    946354     18.60    654506   2156256     93846

08:13:02        IFACE   rxpck/s   txpck/s    rxkB/s    txkB/s   rxcmp/s   txcmp/s  rxmcst/s   %ifutil
08:14:01           lo      1.02      1.02      0.10      0.10      0.00      0.00      0.00      0.00
08:14:01         ens3    419.30    276.95   1695.46     71.85      0.00      0.00      0.00      0.00
08:14:01      docker0      0.00      0.00      0.00      0.00      0.00      0.00      0.00      0.00
08:15:01           lo      4.80      4.80      0.43      0.43      0.00      0.00      0.00      0.00
08:15:01         ens3    754.87    425.95   5815.19    265.95      0.00      0.00      0.00      0.00
08:15:01      docker0      0.00      0.00      0.00      0.00      0.00      0.00      0.00      0.00
Average:           lo      2.92      2.92      0.27      0.27      0.00      0.00      0.00      0.00
Average:         ens3    588.50    352.08   3772.63    169.71      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-4143) 	04/02/25 	_x86_64_	(4 CPU)

08:12:31     LINUX RESTART	(4 CPU)

08:13:02        CPU     %user     %nice   %system   %iowait    %steal     %idle
08:14:01        all     22.00      0.00      1.69      4.09      0.05     72.18
08:14:01          0     34.99      0.00      2.52      3.90      0.07     58.52
08:14:01          1      7.20      0.00      0.81      4.88      0.03     87.07
08:14:01          2     22.29      0.00      1.75      4.08      0.05     71.82
08:14:01          3     23.61      0.00      1.65      3.50      0.03     71.22
08:15:01        all     21.54      0.00      4.09      3.48      0.06     70.83
08:15:01          0     19.13      0.00      4.74      8.94      0.07     67.12
08:15:01          1     20.94      0.00      3.47      0.70      0.05     74.83
08:15:01          2     10.56      0.00      3.86      2.21      0.07     83.31
08:15:01          3     35.45      0.00      4.32      2.10      0.07     58.07
Average:        all     21.77      0.00      2.90      3.78      0.06     71.50
Average:          0     27.02      0.00      3.64      6.44      0.07     62.84
Average:          1     14.10      0.00      2.15      2.78      0.04     80.92
Average:          2     16.40      0.00      2.81      3.14      0.06     77.59
Average:          3     29.56      0.00      2.99      2.79      0.05     64.61