---> uname -a:
Linux prd-ubuntu1804-builder-4c-4g-2888 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  8.6G   69G  12% /
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         604       12948           0        2486       15104
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:45:68:f4 brd ff:ff:ff:ff:ff:ff
    inet 10.30.106.27/23 brd 10.30.107.255 scope global dynamic ens3
       valid_lft 86194sec preferred_lft 86194sec
    inet6 fe80::f816:3eff:fe45:68f4/64 scope link 
       valid_lft forever preferred_lft forever

---> sar -b -r -n DEV:
Linux 4.15.0-194-generic (prd-ubuntu1804-builder-4c-4g-2888) 	01/03/26 	_x86_64_	(4 CPU)

10:20:28     LINUX RESTART	(4 CPU)

10:21:01          tps      rtps      wtps   bread/s   bwrtn/s
10:22:01       264.81     11.28    253.52    255.82  50463.59
10:23:01        70.50      8.25     62.26   1103.95  10037.26
Average:       167.66      9.77    157.89    679.89  30250.42

10:21:01    kbmemfree   kbavail kbmemused  %memused kbbuffers  kbcached  kbcommit   %commit  kbactive   kbinact   kbdirty
10:22:01     12998992  14825080   3425976     20.86     81156   1932872   1635920      9.36   1412600   1770404    176352
10:23:01     13377724  15486308   3047244     18.55    108280   2164984   1118760      6.40    832036   1935384    168144
Average:     13188358  15155694   3236610     19.71     94718   2048928   1377340      7.88   1122318   1852894    172248

10:21:01        IFACE   rxpck/s   txpck/s    rxkB/s    txkB/s   rxcmp/s   txcmp/s  rxmcst/s   %ifutil
10:22:01           lo      3.27      3.27      0.58      0.58      0.00      0.00      0.00      0.00
10:22:01         ens3    214.98    160.96   2061.01     28.11      0.00      0.00      0.00      0.00
10:23:01           lo      0.53      0.53      0.07      0.07      0.00      0.00      0.00      0.00
10:23:01         ens3    154.47    138.04    308.54     27.58      0.00      0.00      0.00      0.00
Average:           lo      1.90      1.90      0.33      0.33      0.00      0.00      0.00      0.00
Average:         ens3    184.73    149.50   1184.78     27.84      0.00      0.00      0.00      0.00

---> sar -P ALL:
Linux 4.15.0-194-generic (prd-ubuntu1804-builder-4c-4g-2888) 	01/03/26 	_x86_64_	(4 CPU)

10:20:28     LINUX RESTART	(4 CPU)

10:21:01        CPU     %user     %nice   %system   %iowait    %steal     %idle
10:22:01        all     23.14      0.00      1.75      3.05      0.07     71.99
10:22:01          0     15.41      0.00      1.27      4.53      0.05     78.74
10:22:01          1     51.03      0.00      2.98      1.42      0.08     44.49
10:22:01          2     16.26      0.00      1.77      0.68      0.07     81.22
10:22:01          3      9.78      0.00      1.00      5.59      0.05     83.58
10:23:01        all     19.19      0.00      2.27      0.61      0.09     77.85
10:23:01          0     10.71      0.00      1.27      0.20      0.08     87.73
10:23:01          1     16.28      0.00      2.35      0.60      0.10     80.67
10:23:01          2     29.29      0.00      2.21      0.52      0.10     67.89
10:23:01          3     20.41      0.00      3.23      1.12      0.07     75.17
Average:        all     21.17      0.00      2.01      1.83      0.08     74.92
Average:          0     13.06      0.00      1.27      2.37      0.07     83.24
Average:          1     33.70      0.00      2.67      1.01      0.09     62.54
Average:          2     22.79      0.00      1.99      0.60      0.08     74.54
Average:          3     15.09      0.00      2.12      3.36      0.06     79.37