---> uname -a:
Linux prd-ubuntu1804-builder-4c-4g-2680 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:             2800.000
BogoMIPS:            5600.00
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         601       13129           0        2308       15121
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:10:00:88 brd ff:ff:ff:ff:ff:ff
    inet 10.30.106.107/23 brd 10.30.107.255 scope global dynamic ens3
       valid_lft 86238sec preferred_lft 86238sec
    inet6 fe80::f816:3eff:fe10:88/64 scope link 
       valid_lft forever preferred_lft forever

---> sar -b -r -n DEV:
Linux 4.15.0-194-generic (prd-ubuntu1804-builder-4c-4g-2680) 	10/17/26 	_x86_64_	(4 CPU)

22:27:50     LINUX RESTART	(4 CPU)

22:28:01          tps      rtps      wtps   bread/s   bwrtn/s
22:29:01       300.12     44.59    255.52   3167.74  67180.14
22:30:01       137.78     19.20    118.58    772.27  18482.52
Average:       218.95     31.89    187.05   1970.00  42831.33

22:28:01    kbmemfree   kbavail kbmemused  %memused kbbuffers  kbcached  kbcommit   %commit  kbactive   kbinact   kbdirty
22:29:01     13854092  15532504   2570876     15.65     66764   1808712    805600      4.61    692736   1656140    257876
22:30:01     13449852  15478304   2975116     18.11     77280   2135896    847720      4.85    844676   1884572     65684
Average:     13651972  15505404   2772996     16.88     72022   1972304    826660      4.73    768706   1770356    161780

22:28:01        IFACE   rxpck/s   txpck/s    rxkB/s    txkB/s   rxcmp/s   txcmp/s  rxmcst/s   %ifutil
22:29:01           lo      1.27      1.27      0.15      0.15      0.00      0.00      0.00      0.00
22:29:01         ens3    351.47    247.44   2067.40     79.15      0.00      0.00      0.00      0.00
22:30:01           lo     12.58     12.58      0.65      0.65      0.00      0.00      0.00      0.00
22:30:01         ens3    599.27    356.61   2230.97   1018.42      0.00      0.00      0.00      0.00
Average:           lo      6.92      6.92      0.40      0.40      0.00      0.00      0.00      0.00
Average:         ens3    475.37    302.02   2149.19    548.78      0.00      0.00      0.00      0.00

---> sar -P ALL:
Linux 4.15.0-194-generic (prd-ubuntu1804-builder-4c-4g-2680) 	10/17/26 	_x86_64_	(4 CPU)

22:27:50     LINUX RESTART	(4 CPU)

22:28:01        CPU     %user     %nice   %system   %iowait    %steal     %idle
22:29:01        all     21.54      0.00      1.89      4.26      0.01     72.29
22:29:01          0     14.36      0.00      1.54      7.18      0.00     76.93
22:29:01          1     21.41      0.00      1.34      1.02      0.00     76.23
22:29:01          2     22.20      0.00      2.85      7.04      0.00     67.92
22:29:01          3     28.22      0.00      1.85      1.82      0.00     68.10
22:30:01        all     48.82      0.00      3.07      0.56      0.01     47.54
22:30:01          0     53.05      0.00      3.46      0.60      0.02     42.88
22:30:01          1     44.55      0.00      2.53      0.22      0.00     52.71
22:30:01          2     46.76      0.00      3.43      0.45      0.03     49.32
22:30:01          3     50.92      0.00      2.87      0.94      0.02     45.26
Average:        all     35.19      0.00      2.48      2.41      0.01     59.91
Average:          0     33.72      0.00      2.50      3.89      0.01     59.89
Average:          1     32.99      0.00      1.93      0.62      0.00     64.46
Average:          2     34.48      0.00      3.14      3.74      0.02     58.62
Average:          3     39.57      0.00      2.36      1.38      0.01     56.68