---> uname -a:
Linux prd-ubuntu1804-builder-4c-4g-2598 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         551       13226           0        2261       15166
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:69:a8:fd brd ff:ff:ff:ff:ff:ff
    inet 10.30.106.252/23 brd 10.30.107.255 scope global dynamic ens3
       valid_lft 86258sec preferred_lft 86258sec
    inet6 fe80::f816:3eff:fe69:a8fd/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-2598) 	04/01/26 	_x86_64_	(4 CPU)

08:12:48     LINUX RESTART	(4 CPU)

08:13:01          tps      rtps      wtps   bread/s   bwrtn/s
08:14:01       292.82     31.11    261.71   1059.42  67835.09
08:15:01       125.91      1.22    124.70    135.98  13659.86
Average:       209.37     16.16    193.20    597.70  40747.48

08:13:01    kbmemfree   kbavail kbmemused  %memused kbbuffers  kbcached  kbcommit   %commit  kbactive   kbinact   kbdirty
08:14:01     13975052  15572608   2449916     14.92     59028   1737776    748532      4.28    719908   1513084    118260
08:15:01     13560212  15542860   2864756     17.44     87300   2075016    767316      4.39    770724   1836868    175676
Average:     13767632  15557734   2657336     16.18     73164   1906396    757924      4.34    745316   1674976    146968

08:13:01        IFACE   rxpck/s   txpck/s    rxkB/s    txkB/s   rxcmp/s   txcmp/s  rxmcst/s   %ifutil
08:14:01           lo      2.53      2.53      0.28      0.28      0.00      0.00      0.00      0.00
08:14:01         ens3    339.11    242.24   2013.34     67.53      0.00      0.00      0.00      0.00
08:15:01           lo      1.80      1.80      0.19      0.19      0.00      0.00      0.00      0.00
08:15:01         ens3     84.19     62.74   1318.97     13.69      0.00      0.00      0.00      0.00
Average:           lo      2.17      2.17      0.24      0.24      0.00      0.00      0.00      0.00
Average:         ens3    211.65    152.49   1666.15     40.61      0.00      0.00      0.00      0.00

---> sar -P ALL:
Linux 4.15.0-194-generic (prd-ubuntu1804-builder-4c-4g-2598) 	04/01/26 	_x86_64_	(4 CPU)

08:12:48     LINUX RESTART	(4 CPU)

08:13:01        CPU     %user     %nice   %system   %iowait    %steal     %idle
08:14:01        all     24.92      0.00      2.96      4.19      0.09     67.85
08:14:01          0     19.18      0.00      2.63      3.15      0.08     74.95
08:14:01          1     29.29      0.00      3.65      6.38      0.07     60.61
08:14:01          2     29.96      0.00      2.65      0.93      0.10     66.35
08:14:01          3     21.22      0.00      2.90      6.30      0.10     69.48
08:15:01        all     20.94      0.00      1.79      1.54      0.09     75.65
08:15:01          0      6.14      0.00      0.75      0.05      0.07     92.99
08:15:01          1     54.93      0.00      3.72      1.15      0.15     40.05
08:15:01          2      6.91      0.00      1.15      3.40      0.08     88.46
08:15:01          3     15.67      0.00      1.54      1.57      0.05     81.17
Average:        all     22.92      0.00      2.38      2.86      0.09     71.75
Average:          0     12.64      0.00      1.69      1.60      0.08     83.99
Average:          1     42.14      0.00      3.68      3.76      0.11     50.30
Average:          2     18.45      0.00      1.90      2.16      0.09     77.39
Average:          3     18.44      0.00      2.22      3.93      0.08     75.33