---> uname -a:
Linux prd-ubuntu1804-docker-4c-4g-4431 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  696K  394M   1% /run
/dev/vda1        20G   11G  9.1G  53% /
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         522         143           0        3277        3138
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:2f:ce:a0 brd ff:ff:ff:ff:ff:ff
    inet 10.32.6.101/23 brd 10.32.7.255 scope global dynamic ens3
       valid_lft 86228sec preferred_lft 86228sec
    inet6 fe80::f816:3eff:fe2f:cea0/64 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 02:42:14:eb:83:06 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-4431) 	04/05/25 	_x86_64_	(4 CPU)

19:35:43     LINUX RESTART	(4 CPU)

19:36:01          tps      rtps      wtps   bread/s   bwrtn/s
19:37:02       174.74     69.32    105.42   5615.20  42515.06
19:38:01       246.96     25.60    221.36   2591.09  69121.46
Average:       210.55     47.64    162.91   4115.59  55708.74

19:36:01    kbmemfree   kbavail kbmemused  %memused kbbuffers  kbcached  kbcommit   %commit  kbactive   kbinact   kbdirty
19:37:02      1683676   3378312   2354984     58.31     52812   1796512    863772     16.98    529164   1643704    157996
19:38:01       150288   3194128   3888372     96.28    102572   3011344   1065940     20.95    852212   2729240      6216
Average:       916982   3286220   3121678     77.29     77692   2403928    964856     18.97    690688   2186472     82106

19:36:01        IFACE   rxpck/s   txpck/s    rxkB/s    txkB/s   rxcmp/s   txcmp/s  rxmcst/s   %ifutil
19:37:02      docker0      0.00      0.00      0.00      0.00      0.00      0.00      0.00      0.00
19:37:02         ens3    407.87    274.80   1686.76     69.56      0.00      0.00      0.00      0.00
19:37:02           lo      1.20      1.20      0.11      0.11      0.00      0.00      0.00      0.00
19:38:01      docker0      0.00      0.00      0.00      0.00      0.00      0.00      0.00      0.00
19:38:01         ens3    418.35    281.99   6843.78    247.36      0.00      0.00      0.00      0.00
19:38:01           lo      7.52      7.52      0.65      0.65      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    413.06    278.37   4244.04    157.72      0.00      0.00      0.00      0.00
Average:           lo      4.33      4.33      0.38      0.38      0.00      0.00      0.00      0.00

---> sar -P ALL:
Linux 4.15.0-213-generic (prd-ubuntu1804-docker-4c-4g-4431) 	04/05/25 	_x86_64_	(4 CPU)

19:35:43     LINUX RESTART	(4 CPU)

19:36:01        CPU     %user     %nice   %system   %iowait    %steal     %idle
19:37:02        all     18.41      0.00      2.34      5.87      0.07     73.32
19:37:02          0     13.39      0.00      1.80      4.23      0.05     80.53
19:37:02          1     29.47      0.00      2.77     13.11      0.07     54.59
19:37:02          2     17.21      0.00      2.89      2.81      0.07     77.03
19:37:02          3     13.62      0.00      1.92      3.34      0.07     81.06
19:38:01        all     21.75      0.00      4.84      4.50      0.08     68.84
19:38:01          0     37.08      0.00      5.40      1.98      0.09     55.45
19:38:01          1     12.06      0.00      6.02      8.31      0.07     73.55
19:38:01          2     25.39      0.00      4.00      2.37      0.09     68.15
19:38:01          3     12.40      0.00      3.91      5.34      0.09     78.26
Average:        all     20.06      0.00      3.57      5.19      0.07     71.10
Average:          0     25.10      0.00      3.58      3.12      0.07     68.14
Average:          1     20.87      0.00      4.37     10.74      0.07     63.95
Average:          2     21.26      0.00      3.44      2.59      0.08     72.63
Average:          3     13.02      0.00      2.90      4.32      0.08     79.68