---> uname -a:
Linux prd-ubuntu1804-docker-4c-4g-162 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   10G  9.3G  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         481         202           0        3260        3179
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:5b:7c:73 brd ff:ff:ff:ff:ff:ff
    inet 10.32.6.186/23 brd 10.32.7.255 scope global dynamic ens3
       valid_lft 86229sec preferred_lft 86229sec
    inet6 fe80::f816:3eff:fe5b:7c73/64 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 02:42:20:51:d9:7d 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-162) 	05/02/25 	_x86_64_	(4 CPU)

05:44:50     LINUX RESTART	(4 CPU)

05:45:01          tps      rtps      wtps   bread/s   bwrtn/s
05:46:01       167.04     69.21     97.83   5602.00  40907.73
05:47:01       192.40     12.78    179.62   2260.82  62367.61
Average:       179.72     40.99    138.73   3931.41  51637.67

05:45:01    kbmemfree   kbavail kbmemused  %memused kbbuffers  kbcached  kbcommit   %commit  kbactive   kbinact   kbdirty
05:46:01      1699820   3298024   2338832     57.91     41232   1719020    952028     18.71    603176   1569036     97416
05:47:01       217332   3258172   3821320     94.62     86004   3039076    967368     19.02    748708   2781300      1528
Average:       958576   3278098   3080076     76.26     63618   2379048    959698     18.86    675942   2175168     49472

05:45:01        IFACE   rxpck/s   txpck/s    rxkB/s    txkB/s   rxcmp/s   txcmp/s  rxmcst/s   %ifutil
05:46:01         ens3    377.82    240.23   1411.39     67.13      0.00      0.00      0.00      0.00
05:46:01           lo      1.07      1.07      0.10      0.10      0.00      0.00      0.00      0.00
05:46:01      docker0      0.00      0.00      0.00      0.00      0.00      0.00      0.00      0.00
05:47:01         ens3    264.09    151.11   6323.63     98.08      0.00      0.00      0.00      0.00
05:47:01           lo      3.53      3.53      0.30      0.30      0.00      0.00      0.00      0.00
05:47:01      docker0      0.00      0.00      0.00      0.00      0.00      0.00      0.00      0.00
Average:         ens3    320.95    195.67   3867.51     82.61      0.00      0.00      0.00      0.00
Average:           lo      2.30      2.30      0.20      0.20      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-162) 	05/02/25 	_x86_64_	(4 CPU)

05:44:50     LINUX RESTART	(4 CPU)

05:45:01        CPU     %user     %nice   %system   %iowait    %steal     %idle
05:46:01        all     15.84      0.00      2.19      5.17      0.05     76.74
05:46:01          0     10.38      0.00      1.46      6.74      0.05     81.37
05:46:01          1     24.90      0.00      2.28      6.67      0.05     66.10
05:46:01          2     15.71      0.00      2.23      5.53      0.07     76.46
05:46:01          3     12.42      0.00      2.80      1.73      0.03     83.03
05:47:01        all     22.39      0.00      4.61      3.46      0.07     69.47
05:47:01          0     20.75      0.00      4.00      5.47      0.08     69.70
05:47:01          1     25.15      0.00      4.24      1.53      0.08     69.00
05:47:01          2     23.79      0.00      5.22      3.42      0.08     67.49
05:47:01          3     19.90      0.00      4.96      3.42      0.07     71.66
Average:        all     19.11      0.00      3.39      4.32      0.06     73.12
Average:          0     15.55      0.00      2.72      6.11      0.07     75.55
Average:          1     25.02      0.00      3.26      4.10      0.07     67.55
Average:          2     19.74      0.00      3.72      4.48      0.08     71.99
Average:          3     16.14      0.00      3.87      2.57      0.05     77.36