---> uname -a:
Linux prd-ubuntu1804-builder-4c-4g-8696 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 nrip_save 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  676K  1.6G   1% /run
/dev/vda1        78G  8.5G   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         575       13117           0        2346       15140
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:32:1a:1d brd ff:ff:ff:ff:ff:ff
    inet 10.30.106.79/23 brd 10.30.107.255 scope global dynamic ens3
       valid_lft 86247sec preferred_lft 86247sec
    inet6 fe80::f816:3eff:fe32:1a1d/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-8696) 	07/10/26 	_x86_64_	(4 CPU)

20:21:51     LINUX RESTART	(4 CPU)

20:22:01          tps      rtps      wtps   bread/s   bwrtn/s
20:23:02       373.45     59.04    314.41   3729.11  61327.11
20:24:01       129.24      0.73    128.52     95.83  15205.42
Average:       252.36     30.13    222.24   1927.58  38458.07

20:22:01    kbmemfree   kbavail kbmemused  %memused kbbuffers  kbcached  kbcommit   %commit  kbactive   kbinact   kbdirty
20:23:02     13977800  15567028   2447168     14.90     58492   1730536    734176      4.20    734232   1500144    140600
20:24:01     13461136  15470180   2963832     18.04     87768   2098376    803888      4.60    858488   1844960    194828
Average:     13719468  15518604   2705500     16.47     73130   1914456    769032      4.40    796360   1672552    167714

20:22:01        IFACE   rxpck/s   txpck/s    rxkB/s    txkB/s   rxcmp/s   txcmp/s  rxmcst/s   %ifutil
20:23:02         ens3    482.27    320.85   2290.19     80.05      0.00      0.00      0.00      0.00
20:23:02           lo      2.27      2.27      0.25      0.25      0.00      0.00      0.00      0.00
20:24:01         ens3     80.57     55.17   1112.38     10.70      0.00      0.00      0.00      0.00
20:24:01           lo      1.42      1.42      0.16      0.16      0.00      0.00      0.00      0.00
Average:         ens3    283.09    189.11   1706.18     45.67      0.00      0.00      0.00      0.00
Average:           lo      1.85      1.85      0.20      0.20      0.00      0.00      0.00      0.00

---> sar -P ALL:
Linux 4.15.0-194-generic (prd-ubuntu1804-builder-4c-4g-8696) 	07/10/26 	_x86_64_	(4 CPU)

20:21:51     LINUX RESTART	(4 CPU)

20:22:01        CPU     %user     %nice   %system   %iowait    %steal     %idle
20:23:02        all     24.85      0.00      2.94      2.58      0.07     69.56
20:23:02          0     24.31      0.00      3.31      1.94      0.08     70.37
20:23:02          1     26.05      0.00      3.08      2.88      0.07     67.92
20:23:02          2     24.06      0.00      2.54      2.44      0.07     70.89
20:23:02          3     24.95      0.00      2.84      3.08      0.07     69.06
20:24:01        all     20.24      0.00      1.43      1.22      0.05     77.05
20:24:01          0      1.94      0.00      0.24      0.00      0.02     97.81
20:24:01          1     33.37      0.00      2.10      0.58      0.07     63.89
20:24:01          2     38.00      0.00      1.92      0.97      0.07     59.04
20:24:01          3      7.60      0.00      1.46      3.33      0.05     87.56
Average:        all     22.56      0.00      2.19      1.91      0.06     73.28
Average:          0     13.23      0.00      1.79      0.98      0.05     83.96
Average:          1     29.68      0.00      2.59      1.74      0.07     65.92
Average:          2     30.98      0.00      2.23      1.71      0.07     65.01
Average:          3     16.34      0.00      2.16      3.20      0.06     78.24