---> uname -a:
Linux prd-ubuntu1804-builder-4c-4g-509 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  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         650       13004           0        2385       15064
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:35:6a:06 brd ff:ff:ff:ff:ff:ff
    inet 10.30.106.90/23 brd 10.30.107.255 scope global dynamic ens3
       valid_lft 86221sec preferred_lft 86221sec
    inet6 fe80::f816:3eff:fe35:6a06/64 scope link 
       valid_lft forever preferred_lft forever

---> sar -b -r -n DEV:
Linux 4.15.0-194-generic (prd-ubuntu1804-builder-4c-4g-509) 	10/10/26 	_x86_64_	(4 CPU)

12:00:43     LINUX RESTART	(4 CPU)

12:01:01          tps      rtps      wtps   bread/s   bwrtn/s
12:02:02       275.17     61.73    213.45   4215.79  66311.23
12:03:01       154.39     31.60    122.79   1506.88  20286.95
Average:       215.29     46.79    168.50   2872.72  43492.41

12:01:01    kbmemfree   kbavail kbmemused  %memused kbbuffers  kbcached  kbcommit   %commit  kbactive   kbinact   kbdirty
12:02:02     13906180  15521300   2518788     15.34     65928   1748408    818084      4.68    698416   1601188    203256
12:03:01     13398640  15494756   3026328     18.43     94304   2176144    778580      4.46    799880   1959464     81808
Average:     13652410  15508028   2772558     16.88     80116   1962276    798332      4.57    749148   1780326    142532

12:01:01        IFACE   rxpck/s   txpck/s    rxkB/s    txkB/s   rxcmp/s   txcmp/s  rxmcst/s   %ifutil
12:02:02         ens3    402.83    260.90   2066.32     81.31      0.00      0.00      0.00      0.00
12:02:02           lo      1.67      1.67      0.19      0.19      0.00      0.00      0.00      0.00
12:03:01         ens3    410.10    281.40   2934.29     97.29      0.00      0.00      0.00      0.00
12:03:01           lo      1.83      1.83      0.20      0.20      0.00      0.00      0.00      0.00
Average:         ens3    406.43    271.06   2496.66     89.23      0.00      0.00      0.00      0.00
Average:           lo      1.75      1.75      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-509) 	10/10/26 	_x86_64_	(4 CPU)

12:00:43     LINUX RESTART	(4 CPU)

12:01:01        CPU     %user     %nice   %system   %iowait    %steal     %idle
12:02:02        all     22.77      0.00      2.04      3.65      0.01     71.53
12:02:02          0     25.34      0.00      1.78      0.65      0.00     72.23
12:02:02          1     12.86      0.00      1.49      4.60      0.00     81.05
12:02:02          2     32.19      0.00      2.87      8.19      0.02     56.73
12:02:02          3     20.82      0.00      2.02      1.19      0.00     75.98
12:03:01        all     27.54      0.00      2.48      1.01      0.02     68.94
12:03:01          0     30.66      0.00      2.98      1.55      0.03     64.78
12:03:01          1     18.65      0.00      1.92      0.46      0.02     78.96
12:03:01          2     30.71      0.00      2.45      0.25      0.02     66.58
12:03:01          3     30.18      0.00      2.58      1.77      0.03     65.44
Average:        all     25.14      0.00      2.26      2.34      0.02     70.25
Average:          0     27.97      0.00      2.38      1.10      0.02     68.54
Average:          1     15.72      0.00      1.70      2.55      0.01     80.02
Average:          2     31.45      0.00      2.66      4.25      0.02     61.62
Average:          3     25.46      0.00      2.30      1.47      0.02     70.75