---> uname -a:
Linux prd-ubuntu1804-builder-4c-4g-2653 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  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         611       13172           0        2255       15112
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:c2:84:16 brd ff:ff:ff:ff:ff:ff
    inet 10.30.107.17/23 brd 10.30.107.255 scope global dynamic ens3
       valid_lft 86194sec preferred_lft 86194sec
    inet6 fe80::f816:3eff:fec2:8416/64 scope link 
       valid_lft forever preferred_lft forever

---> sar -b -r -n DEV:
Linux 4.15.0-194-generic (prd-ubuntu1804-builder-4c-4g-2653) 	10/17/26 	_x86_64_	(4 CPU)

21:37:01     LINUX RESTART	(4 CPU)

21:38:01          tps      rtps      wtps   bread/s   bwrtn/s
21:39:01       165.59     19.55    146.04    903.72  19250.66
21:40:01        37.94      1.10     36.84     80.79   1871.29
Average:       101.77     10.32     91.44    492.25  10560.97

21:38:01    kbmemfree   kbavail kbmemused  %memused kbbuffers  kbcached  kbcommit   %commit  kbactive   kbinact   kbdirty
21:39:01     12322476  14262584   4102492     24.98     77152   2048976   2152984     12.32   1998096   1858296     15132
21:40:01     13514684  15500212   2910284     17.72     81296   2089532    799892      4.58    791892   1874908     39324
Average:     12918580  14881398   3506388     21.35     79224   2069254   1476438      8.45   1394994   1866602     27228

21:38:01        IFACE   rxpck/s   txpck/s    rxkB/s    txkB/s   rxcmp/s   txcmp/s  rxmcst/s   %ifutil
21:39:01           lo     13.90     13.90      1.99      1.99      0.00      0.00      0.00      0.00
21:39:01         ens3    807.88    473.62   2722.26    177.30      0.00      0.00      0.00      0.00
21:40:01           lo     33.58     33.58      4.29      4.29      0.00      0.00      0.00      0.00
21:40:01         ens3   1753.51   1178.89    771.07    419.30      0.00      0.00      0.00      0.00
Average:           lo     23.74     23.74      3.14      3.14      0.00      0.00      0.00      0.00
Average:         ens3   1280.69    826.25   1746.66    298.30      0.00      0.00      0.00      0.00

---> sar -P ALL:
Linux 4.15.0-194-generic (prd-ubuntu1804-builder-4c-4g-2653) 	10/17/26 	_x86_64_	(4 CPU)

21:37:01     LINUX RESTART	(4 CPU)

21:38:01        CPU     %user     %nice   %system   %iowait    %steal     %idle
21:39:01        all     39.36      0.00      2.83      0.89      0.01     56.91
21:39:01          0     38.05      0.00      2.94      1.45      0.02     57.54
21:39:01          1     54.81      0.00      4.28      1.35      0.03     39.52
21:39:01          2     31.14      0.00      2.26      0.57      0.00     66.03
21:39:01          3     33.48      0.00      1.80      0.18      0.02     64.52
21:40:01        all     20.72      0.00      4.76      0.16      0.01     74.34
21:40:01          0     26.25      0.00      5.83      0.45      0.02     67.45
21:40:01          1     19.47      0.00      4.08      0.05      0.00     76.40
21:40:01          2     17.78      0.00      4.67      0.10      0.02     77.43
21:40:01          3     19.40      0.00      4.47      0.03      0.00     76.10
Average:        all     30.05      0.00      3.79      0.52      0.01     65.62
Average:          0     32.15      0.00      4.39      0.95      0.02     62.49
Average:          1     37.15      0.00      4.18      0.70      0.02     57.95
Average:          2     24.47      0.00      3.46      0.33      0.01     71.73
Average:          3     26.45      0.00      3.13      0.11      0.01     70.30