---> uname -a:
Linux prd-ubuntu1804-builder-4c-4g-5837 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  8.5G   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         600       13085           0        2353       15119
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:e9:c2:ef brd ff:ff:ff:ff:ff:ff
    inet 10.30.106.235/23 brd 10.30.107.255 scope global dynamic ens3
       valid_lft 86198sec preferred_lft 86198sec
    inet6 fe80::f816:3eff:fee9:c2ef/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-5837) 	02/07/26 	_x86_64_	(4 CPU)

03:08:34     LINUX RESTART	(4 CPU)

03:09:01          tps      rtps      wtps   bread/s   bwrtn/s
03:10:01       126.65     29.73     96.92    922.51  12702.82
03:11:01       153.45     51.65    101.80   3204.53  20858.25
Average:       140.05     40.69     99.36   2063.62  16780.87

03:09:01    kbmemfree   kbavail kbmemused  %memused kbbuffers  kbcached  kbcommit   %commit  kbactive   kbinact   kbdirty
03:10:01     13688184  15357628   2736784     16.66     70116   1793524   1154232      6.61    872192   1636484    235056
03:11:01     12983640  15010108   3441328     20.95     84456   2127732   1424536      8.15   1307660   1888320     55996
Average:     13335912  15183868   3089056     18.81     77286   1960628   1289384      7.38   1089926   1762402    145526

03:09:01        IFACE   rxpck/s   txpck/s    rxkB/s    txkB/s   rxcmp/s   txcmp/s  rxmcst/s   %ifutil
03:10:01           lo      1.33      1.33      0.16      0.16      0.00      0.00      0.00      0.00
03:10:01         ens3    138.33    106.00   1536.43     27.50      0.00      0.00      0.00      0.00
03:11:01           lo      2.67      2.67      0.30      0.30      0.00      0.00      0.00      0.00
03:11:01         ens3    359.23    274.76   3620.37     71.32      0.00      0.00      0.00      0.00
Average:           lo      2.00      2.00      0.23      0.23      0.00      0.00      0.00      0.00
Average:         ens3    248.79    190.39   2578.49     49.41      0.00      0.00      0.00      0.00

---> sar -P ALL:
Linux 4.15.0-194-generic (prd-ubuntu1804-builder-4c-4g-5837) 	02/07/26 	_x86_64_	(4 CPU)

03:08:34     LINUX RESTART	(4 CPU)

03:09:01        CPU     %user     %nice   %system   %iowait    %steal     %idle
03:10:01        all     23.21      0.00      1.57      3.07      0.08     72.07
03:10:01          0     31.29      0.00      1.50      0.90      0.10     66.20
03:10:01          1     27.39      0.00      2.07      1.02      0.07     69.45
03:10:01          2     26.39      0.00      1.49      0.94      0.07     71.12
03:10:01          3      7.72      0.00      1.21      9.43      0.07     81.57
03:11:01        all     31.76      0.00      2.47      1.77      0.11     63.89
03:11:01          0     30.08      0.00      2.33      1.12      0.12     66.35
03:11:01          1     21.66      0.00      1.56      0.76      0.08     75.94
03:11:01          2     47.50      0.00      3.41      1.86      0.13     47.10
03:11:01          3     27.80      0.00      2.54      3.36      0.10     66.19
Average:        all     27.48      0.00      2.02      2.42      0.09     67.98
Average:          0     30.69      0.00      1.92      1.01      0.11     66.28
Average:          1     24.53      0.00      1.82      0.89      0.08     72.69
Average:          2     36.94      0.00      2.45      1.40      0.10     59.11
Average:          3     17.77      0.00      1.87      6.39      0.08     73.88