---> uname -a:
Linux prd-ubuntu1804-builder-4c-4g-4824 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  676K  1.6G   1% /run
/dev/vda1        78G  8.6G   69G  12% /
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         552       13048           0        2439       15157
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:32:dc:97 brd ff:ff:ff:ff:ff:ff
    inet 10.30.106.239/23 brd 10.30.107.255 scope global dynamic ens3
       valid_lft 86234sec preferred_lft 86234sec
    inet6 fe80::f816:3eff:fe32:dc97/64 scope link 
       valid_lft forever preferred_lft forever

---> sar -b -r -n DEV:
Linux 4.15.0-194-generic (prd-ubuntu1804-builder-4c-4g-4824) 	10/24/26 	_x86_64_	(4 CPU)

18:15:31     LINUX RESTART	(4 CPU)

18:16:01          tps      rtps      wtps   bread/s   bwrtn/s
18:17:01       157.66     17.73    139.93    522.58  37363.11
18:18:01       110.35     12.91     97.43   1029.70  15602.73
Average:       134.00     15.32    118.68    776.14  26482.92

18:16:01    kbmemfree   kbavail kbmemused  %memused kbbuffers  kbcached  kbcommit   %commit  kbactive   kbinact   kbdirty
18:17:01     13364220  15210564   3060748     18.63     73764   1960396   1198280      6.86   1020984   1795028    256208
18:18:01     13384348  15541788   3040620     18.51    101600   2225228    760928      4.35    767884   1995164    154536
Average:     13374284  15376176   3050684     18.57     87682   2092812    979604      5.61    894434   1895096    205372

18:16:01        IFACE   rxpck/s   txpck/s    rxkB/s    txkB/s   rxcmp/s   txcmp/s  rxmcst/s   %ifutil
18:17:01           lo      1.47      1.47      0.18      0.18      0.00      0.00      0.00      0.00
18:17:01         ens3    215.48    144.66   2182.16     36.48      0.00      0.00      0.00      0.00
18:18:01           lo      2.60      2.60      0.26      0.26      0.00      0.00      0.00      0.00
18:18:01         ens3     98.32     57.64    839.33     16.76      0.00      0.00      0.00      0.00
Average:           lo      2.03      2.03      0.22      0.22      0.00      0.00      0.00      0.00
Average:         ens3    156.90    101.15   1510.75     26.62      0.00      0.00      0.00      0.00

---> sar -P ALL:
Linux 4.15.0-194-generic (prd-ubuntu1804-builder-4c-4g-4824) 	10/24/26 	_x86_64_	(4 CPU)

18:15:31     LINUX RESTART	(4 CPU)

18:16:01        CPU     %user     %nice   %system   %iowait    %steal     %idle
18:17:01        all     24.87      0.00      1.74      2.49      0.01     70.89
18:17:01          0     46.50      0.00      2.57      1.29      0.02     49.62
18:17:01          1     22.10      0.00      1.66      2.81      0.00     73.43
18:17:01          2     18.76      0.00      1.22      0.25      0.00     79.77
18:17:01          3     12.11      0.00      1.54      5.59      0.00     80.77
18:18:01        all     23.12      0.00      1.77      0.98      0.01     74.12
18:18:01          0      8.82      0.00      1.34      2.46      0.00     87.39
18:18:01          1     33.88      0.00      1.63      0.83      0.02     63.64
18:18:01          2     28.15      0.00      2.52      0.17      0.02     69.15
18:18:01          3     21.55      0.00      1.58      0.48      0.02     76.36
Average:        all     23.99      0.00      1.76      1.73      0.01     72.51
Average:          0     27.67      0.00      1.95      1.87      0.01     68.50
Average:          1     28.01      0.00      1.64      1.82      0.01     68.52
Average:          2     23.45      0.00      1.87      0.21      0.01     74.46
Average:          3     16.84      0.00      1.56      3.03      0.01     78.56