---> uname -a:
Linux prd-ubuntu1804-builder-4c-4g-18551 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  8.3G   70G  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         572       13396           0        2071       15154
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:ea:a1:f2 brd ff:ff:ff:ff:ff:ff
    inet 10.30.107.107/23 brd 10.30.107.255 scope global dynamic ens3
       valid_lft 86266sec preferred_lft 86266sec
    inet6 fe80::f816:3eff:feea:a1f2/64 scope link 
       valid_lft forever preferred_lft forever

---> sar -b -r -n DEV:
Linux 4.15.0-194-generic (prd-ubuntu1804-builder-4c-4g-18551) 	12/07/25 	_x86_64_	(4 CPU)

20:56:54     LINUX RESTART	(4 CPU)

20:57:01          tps      rtps      wtps   bread/s   bwrtn/s
20:58:01       338.94     59.11    279.84   3752.17  75790.70
20:59:01        99.60      2.18     97.42    145.02  11189.47
Average:       219.26     30.64    188.62   1948.45  43487.39

20:57:01    kbmemfree   kbavail kbmemused  %memused kbbuffers  kbcached  kbcommit   %commit  kbactive   kbinact   kbdirty
20:58:01     14008932  15504004   2416036     14.71     54884   1644516    824668      4.72    741844   1469352     82472
20:59:01     13683452  15480272   2741516     16.69     79596   1904916    824852      4.72    781224   1720932    120508
Average:     13846192  15492138   2578776     15.70     67240   1774716    824760      4.72    761534   1595142    101490

20:57:01        IFACE   rxpck/s   txpck/s    rxkB/s    txkB/s   rxcmp/s   txcmp/s  rxmcst/s   %ifutil
20:58:01         ens3    453.54    283.84   1813.17     79.08      0.00      0.00      0.00      0.00
20:58:01           lo      1.80      1.80      0.20      0.20      0.00      0.00      0.00      0.00
20:59:01         ens3     61.91     43.50    868.79     10.56      0.00      0.00      0.00      0.00
20:59:01           lo      1.20      1.20      0.13      0.13      0.00      0.00      0.00      0.00
Average:         ens3    257.71    163.66   1340.94     44.82      0.00      0.00      0.00      0.00
Average:           lo      1.50      1.50      0.16      0.16      0.00      0.00      0.00      0.00

---> sar -P ALL:
Linux 4.15.0-194-generic (prd-ubuntu1804-builder-4c-4g-18551) 	12/07/25 	_x86_64_	(4 CPU)

20:56:54     LINUX RESTART	(4 CPU)

20:57:01        CPU     %user     %nice   %system   %iowait    %steal     %idle
20:58:01        all     22.73      0.00      2.44      4.92      0.06     69.85
20:58:01          0     14.36      0.00      2.35      4.45      0.07     78.77
20:58:01          1     29.35      0.00      2.64      8.44      0.07     59.50
20:58:01          2     21.75      0.00      1.54      3.04      0.05     73.62
20:58:01          3     25.50      0.00      3.20      3.75      0.07     67.48
20:59:01        all     20.75      0.00      1.47      1.23      0.06     76.49
20:59:01          0     13.27      0.00      1.22      1.59      0.05     83.87
20:59:01          1      3.96      0.00      1.00      2.49      0.02     92.53
20:59:01          2     26.21      0.00      1.79      0.47      0.08     71.44
20:59:01          3     39.56      0.00      1.85      0.37      0.05     58.17
Average:        all     21.74      0.00      1.96      3.07      0.06     73.17
Average:          0     13.82      0.00      1.79      3.02      0.06     81.32
Average:          1     16.65      0.00      1.82      5.47      0.04     76.03
Average:          2     23.98      0.00      1.66      1.76      0.07     72.53
Average:          3     32.54      0.00      2.52      2.06      0.06     62.82