---> uname -a:
Linux prd-ubuntu1804-builder-4c-4g-6105 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:             2800.012
BogoMIPS:            5600.02
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         548       12989           0        2502       15160
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:50:26:70 brd ff:ff:ff:ff:ff:ff
    inet 10.30.106.172/23 brd 10.30.107.255 scope global dynamic ens3
       valid_lft 86231sec preferred_lft 86231sec
    inet6 fe80::f816:3eff:fe50:2670/64 scope link 
       valid_lft forever preferred_lft forever

---> sar -b -r -n DEV:
Linux 4.15.0-194-generic (prd-ubuntu1804-builder-4c-4g-6105) 	10/29/26 	_x86_64_	(4 CPU)

06:24:29     LINUX RESTART	(4 CPU)

06:25:01          tps      rtps      wtps   bread/s   bwrtn/s
06:26:01       701.31    571.01    130.30   4903.96  33131.98
06:27:01        90.54      8.88     81.66    593.54  13780.07
Average:       396.13    290.13    105.99   2750.18  23462.47

06:25:01    kbmemfree   kbavail kbmemused  %memused kbbuffers  kbcached  kbcommit   %commit  kbactive   kbinact   kbdirty
06:26:01     13395508  15362636   3029460     18.44    206784   1924716   1165640      6.67    978064   1767184    227484
06:27:01     13358868  15580724   3066100     18.67    212740   2161008    746816      4.27    823788   1948452     85604
Average:     13377188  15471680   3047780     18.56    209762   2042862    956228      5.47    900926   1857818    156544

06:25:01        IFACE   rxpck/s   txpck/s    rxkB/s    txkB/s   rxcmp/s   txcmp/s  rxmcst/s   %ifutil
06:26:01         ens3    156.94    107.25   1781.26     23.46      0.00      0.00      0.00      0.00
06:26:01           lo      1.06      1.06      0.13      0.13      0.00      0.00      0.00      0.00
06:27:01         ens3    396.67    243.65   1618.94     95.03      0.00      0.00      0.00      0.00
06:27:01           lo     12.55     12.55      0.70      0.70      0.00      0.00      0.00      0.00
Average:         ens3    276.72    175.41   1700.15     59.22      0.00      0.00      0.00      0.00
Average:           lo      6.80      6.80      0.41      0.41      0.00      0.00      0.00      0.00

---> sar -P ALL:
Linux 4.15.0-194-generic (prd-ubuntu1804-builder-4c-4g-6105) 	10/29/26 	_x86_64_	(4 CPU)

06:24:29     LINUX RESTART	(4 CPU)

06:25:01        CPU     %user     %nice   %system   %iowait    %steal     %idle
06:26:01        all     21.38      0.00      2.03      4.99      0.01     71.59
06:26:01          0     33.23      0.00      2.00      3.69      0.03     61.04
06:26:01          1      5.89      0.00      2.85     12.31      0.00     78.95
06:26:01          2     24.69      0.00      2.22      3.54      0.02     69.52
06:26:01          3     21.68      0.00      1.03      0.42      0.00     76.87
06:27:01        all     47.92      0.00      2.97      0.34      0.03     48.74
06:27:01          0     44.30      0.00      3.34      0.27      0.02     52.08
06:27:01          1     48.39      0.00      3.56      0.75      0.02     47.27
06:27:01          2     60.07      0.00      2.56      0.13      0.05     37.18
06:27:01          3     38.95      0.00      2.40      0.25      0.02     58.37
Average:        all     34.65      0.00      2.50      2.67      0.02     60.17
Average:          0     38.76      0.00      2.67      1.98      0.03     56.56
Average:          1     27.15      0.00      3.21      6.53      0.01     63.10
Average:          2     42.37      0.00      2.39      1.84      0.03     53.36
Average:          3     30.31      0.00      1.72      0.33      0.01     67.63