---> uname -a:
Linux prd-ubuntu1804-builder-4c-4g-374 4.15.0-194-generic #205-Ubuntu SMP Fri Sep 16 19:49:27 UTC 2022 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 lbrv nrip_save tsc_scale vmcb_clean flushbyasid pausefilter pfthreshold v_vmsave_vmload vgif umip rdpid arch_capabilities

---> nproc:
4

---> df -h:
Filesystem      Size  Used Avail Use% Mounted on
udev            7.9G     0  7.9G   0% /dev
tmpfs           1.6G  672K  1.6G   1% /run
/dev/vda1        78G  8.4G   69G  11% /
tmpfs           7.9G     0  7.9G   0% /dev/shm
tmpfs           5.0M     0  5.0M   0% /run/lock
tmpfs           7.9G     0  7.9G   0% /sys/fs/cgroup
/dev/vda15      105M  4.4M  100M   5% /boot/efi
tmpfs           1.6G     0  1.6G   0% /run/user/1001

---> free -m:
              total        used        free      shared  buff/cache   available
Mem:          16040         544       13320           0        2174       15179
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 1458 qdisc mq state UP group default qlen 1000
    link/ether fa:16:3e:50:2a:71 brd ff:ff:ff:ff:ff:ff
    inet 10.30.106.91/23 brd 10.30.107.255 scope global dynamic ens3
       valid_lft 86238sec preferred_lft 86238sec
    inet6 fe80::f816:3eff:fe50:2a71/64 scope link 
       valid_lft forever preferred_lft forever

---> sar -b -r -n DEV:
Linux 4.15.0-194-generic (prd-ubuntu1804-builder-4c-4g-374) 	09/10/26 	_x86_64_	(4 CPU)

03:21:41     LINUX RESTART	(4 CPU)

03:22:01          tps      rtps      wtps   bread/s   bwrtn/s
03:23:01       102.93      4.13     98.80     66.26  48119.45
03:24:01       141.36     19.56    121.80    527.38  16459.39
Average:       122.15     11.85    110.30    296.82  32289.42

03:22:01    kbmemfree   kbavail kbmemused  %memused kbbuffers  kbcached  kbcommit   %commit  kbactive   kbinact   kbdirty
03:23:01     13978176  15544152   2446792     14.90     61992   1705760    798892      4.57    669416   1566000    179988
03:24:01     13630492  15532256   2794476     17.01     78644   2008004    817592      4.68    726996   1822356     62956
Average:     13804334  15538204   2620634     15.96     70318   1856882    808242      4.63    698206   1694178    121472

03:22:01        IFACE   rxpck/s   txpck/s    rxkB/s    txkB/s   rxcmp/s   txcmp/s  rxmcst/s   %ifutil
03:23:01           lo      1.13      1.13      0.14      0.14      0.00      0.00      0.00      0.00
03:23:01         ens3     90.70     67.82   1091.85     10.47      0.00      0.00      0.00      0.00
03:24:01           lo      0.80      0.80      0.08      0.08      0.00      0.00      0.00      0.00
03:24:01         ens3    189.87    148.74   1297.59     34.80      0.00      0.00      0.00      0.00
Average:           lo      0.97      0.97      0.11      0.11      0.00      0.00      0.00      0.00
Average:         ens3    140.28    108.28   1194.72     22.64      0.00      0.00      0.00      0.00

---> sar -P ALL:
Linux 4.15.0-194-generic (prd-ubuntu1804-builder-4c-4g-374) 	09/10/26 	_x86_64_	(4 CPU)

03:21:41     LINUX RESTART	(4 CPU)

03:22:01        CPU     %user     %nice   %system   %iowait    %steal     %idle
03:23:01        all     14.84      0.00      1.02      4.81      0.02     79.31
03:23:01          0     19.14      0.00      1.34      2.01      0.02     77.49
03:23:01          1      2.39      0.00      0.40     13.48      0.02     83.71
03:23:01          2     34.22      0.00      2.00      3.62      0.03     60.12
03:23:01          3      3.59      0.00      0.35      0.13      0.02     95.91
03:24:01        all     25.69      0.00      2.06      0.96      0.03     71.26
03:24:01          0     27.13      0.00      2.31      1.64      0.03     68.90
03:24:01          1     21.51      0.00      1.60      1.49      0.02     75.39
03:24:01          2     27.94      0.00      2.32      0.52      0.03     69.19
03:24:01          3     26.18      0.00      1.97      0.18      0.03     71.63
Average:        all     20.27      0.00      1.54      2.88      0.03     75.28
Average:          0     23.14      0.00      1.82      1.82      0.03     73.19
Average:          1     11.96      0.00      1.00      7.48      0.02     79.55
Average:          2     31.08      0.00      2.16      2.07      0.03     64.66
Average:          3     14.89      0.00      1.16      0.16      0.03     83.77