---> uname -a:
Linux prd-ubuntu1804-builder-4c-4g-8695 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  8.4G   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         548       13280           0        2210       15174
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:ff:e7:81 brd ff:ff:ff:ff:ff:ff
    inet 10.30.107.253/23 brd 10.30.107.255 scope global dynamic ens3
       valid_lft 86248sec preferred_lft 86248sec
    inet6 fe80::f816:3eff:feff:e781/64 scope link 
       valid_lft forever preferred_lft forever

---> sar -b -r -n DEV:
Linux 4.15.0-194-generic (prd-ubuntu1804-builder-4c-4g-8695) 	07/10/26 	_x86_64_	(4 CPU)

20:20:57     LINUX RESTART	(4 CPU)

20:21:01          tps      rtps      wtps   bread/s   bwrtn/s
20:22:03       213.51     59.29    154.22   3747.11  53382.17
20:23:01       103.95      0.78    103.17    100.40  22443.85
Average:       159.66     30.53    129.13   1954.65  38175.16

20:21:01    kbmemfree   kbavail kbmemused  %memused kbbuffers  kbcached  kbcommit   %commit  kbactive   kbinact   kbdirty
20:22:03     14165584  15596112   2259384     13.76     46260   1593028    726744      4.16    641684   1421576     62016
20:23:01     13705068  15514120   2719900     16.56     76780   1921380    798476      4.57    751436   1729060    237304
Average:     13935326  15555116   2489642     15.16     61520   1757204    762610      4.36    696560   1575318    149660

20:21:01        IFACE   rxpck/s   txpck/s    rxkB/s    txkB/s   rxcmp/s   txcmp/s  rxmcst/s   %ifutil
20:22:03         ens3    537.68    317.78   1693.07     79.46      0.00      0.00      0.00      0.00
20:22:03           lo      1.13      1.13      0.12      0.12      0.00      0.00      0.00      0.00
20:23:01         ens3     85.40     59.59   1179.77     11.54      0.00      0.00      0.00      0.00
20:23:01           lo      1.31      1.31      0.16      0.16      0.00      0.00      0.00      0.00
Average:         ens3    315.37    190.87   1440.77     46.07      0.00      0.00      0.00      0.00
Average:           lo      1.22      1.22      0.14      0.14      0.00      0.00      0.00      0.00

---> sar -P ALL:
Linux 4.15.0-194-generic (prd-ubuntu1804-builder-4c-4g-8695) 	07/10/26 	_x86_64_	(4 CPU)

20:20:57     LINUX RESTART	(4 CPU)

20:21:01        CPU     %user     %nice   %system   %iowait    %steal     %idle
20:22:03        all     15.63      0.00      2.17     14.26      0.05     67.90
20:22:03          0     13.57      0.00      1.92      6.27      0.05     78.19
20:22:03          1     18.19      0.00      2.90     23.96      0.05     54.90
20:22:03          2     16.22      0.00      2.39     25.40      0.03     55.96
20:22:03          3     14.52      0.00      1.46      1.41      0.03     82.58
20:23:01        all     19.69      0.00      1.29      2.16      0.05     76.80
20:23:01          0      0.17      0.00      0.50      7.12      0.05     92.15
20:23:01          1     28.76      0.00      1.71      0.36      0.05     69.12
20:23:01          2     35.39      0.00      1.99      1.05      0.09     61.48
20:23:01          3     14.39      0.00      0.95      0.10      0.03     84.52
Average:        all     17.63      0.00      1.74      8.31      0.05     72.28
Average:          0      6.99      0.00      1.22      6.69      0.05     85.05
Average:          1     23.40      0.00      2.31     12.33      0.05     61.91
Average:          2     25.64      0.00      2.19     13.43      0.06     58.67
Average:          3     14.46      0.00      1.21      0.77      0.03     83.53