---> uname -a:
Linux prd-ubuntu1804-builder-4c-4g-2393 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:             2799.996
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  8.5G   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         562       13159           0        2318       15158
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:1a:54:9a brd ff:ff:ff:ff:ff:ff
    inet 10.30.106.184/23 brd 10.30.107.255 scope global dynamic ens3
       valid_lft 86210sec preferred_lft 86210sec
    inet6 fe80::f816:3eff:fe1a:549a/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-2393) 	11/10/26 	_x86_64_	(4 CPU)

16:43:15     LINUX RESTART	(4 CPU)

16:44:02          tps      rtps      wtps   bread/s   bwrtn/s
16:45:01       156.69     31.35    125.33   1790.88  31101.71
16:46:01        91.85     10.38     81.47    778.27  11673.39
Average:       124.00     20.78    103.22   1280.32  21305.93

16:44:02    kbmemfree   kbavail kbmemused  %memused kbbuffers  kbcached  kbcommit   %commit  kbactive   kbinact   kbdirty
16:45:01     13440324  15311092   2984644     18.17     73728   1985436    997304      5.71    917424   1827680    194220
16:46:01     13463796  15509360   2961172     18.03     81356   2146044    782744      4.48    790664   1919940     34492
Average:     13452060  15410226   2972908     18.10     77542   2065740    890024      5.09    854044   1873810    114356

16:44:02        IFACE   rxpck/s   txpck/s    rxkB/s    txkB/s   rxcmp/s   txcmp/s  rxmcst/s   %ifutil
16:45:01           lo      0.75      0.75      0.09      0.09      0.00      0.00      0.00      0.00
16:45:01         ens3    179.87    121.79   2164.02     21.17      0.00      0.00      0.00      0.00
16:46:01           lo      0.27      0.27      0.02      0.02      0.00      0.00      0.00      0.00
16:46:01         ens3    217.30    191.52   1706.76     45.35      0.00      0.00      0.00      0.00
Average:           lo      0.50      0.50      0.05      0.05      0.00      0.00      0.00      0.00
Average:         ens3    198.74    156.95   1933.47     33.36      0.00      0.00      0.00      0.00

---> sar -P ALL:
Linux 4.15.0-194-generic (prd-ubuntu1804-builder-4c-4g-2393) 	11/10/26 	_x86_64_	(4 CPU)

16:43:15     LINUX RESTART	(4 CPU)

16:44:02        CPU     %user     %nice   %system   %iowait    %steal     %idle
16:45:01        all     23.65      0.00      2.02      2.61      0.03     71.70
16:45:01          0     40.18      0.00      3.00      0.97      0.03     55.81
16:45:01          1     10.88      0.00      1.21      2.38      0.00     85.53
16:45:01          2     32.46      0.00      2.71      1.26      0.02     63.55
16:45:01          3     11.06      0.00      1.16      5.84      0.03     81.91
16:46:01        all     55.37      0.00      2.80      0.47      0.05     41.31
16:46:01          0     55.88      0.00      2.47      0.88      0.05     40.72
16:46:01          1     45.40      0.00      3.16      0.05      0.05     51.34
16:46:01          2     64.43      0.00      3.57      0.72      0.07     31.21
16:46:01          3     55.73      0.00      2.02      0.25      0.03     41.96
Average:        all     39.64      0.00      2.41      1.53      0.04     56.38
Average:          0     48.10      0.00      2.73      0.93      0.04     48.20
Average:          1     28.27      0.00      2.19      1.20      0.03     68.31
Average:          2     48.59      0.00      3.14      0.99      0.04     47.24
Average:          3     33.59      0.00      1.59      3.02      0.03     61.76