---> uname -a:
Linux prd-ubuntu1804-builder-4c-4g-3905 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 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         564       13410           0        2065       15161
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:15:fe:53 brd ff:ff:ff:ff:ff:ff
    inet 10.30.106.125/23 brd 10.30.107.255 scope global dynamic ens3
       valid_lft 86176sec preferred_lft 86176sec
    inet6 fe80::f816:3eff:fe15:fe53/64 scope link 
       valid_lft forever preferred_lft forever

---> sar -b -r -n DEV:
Linux 4.15.0-194-generic (prd-ubuntu1804-builder-4c-4g-3905) 	01/28/26 	_x86_64_	(4 CPU)

21:06:04     LINUX RESTART	(4 CPU)

21:07:06          tps      rtps      wtps   bread/s   bwrtn/s
21:08:01        43.09      8.72     34.37    147.00   4876.77
21:09:01        56.64      0.75     55.89     97.05   6138.84
Average:        50.16      4.56     45.60    120.94   5535.18

21:07:06    kbmemfree   kbavail kbmemused  %memused kbbuffers  kbcached  kbcommit   %commit  kbactive   kbinact   kbdirty
21:08:01     14128552  15586160   2296416     13.98     48616   1615764    763908      4.37    647128   1446640     43028
21:09:01     13804284  15473352   2620684     15.96     70076   1793972    851640      4.87    776620   1617180    143464
Average:     13966418  15529756   2458550     14.97     59346   1704868    807774      4.62    711874   1531910     93246

21:07:06        IFACE   rxpck/s   txpck/s    rxkB/s    txkB/s   rxcmp/s   txcmp/s  rxmcst/s   %ifutil
21:08:01         ens3     23.08     18.01    208.91      5.24      0.00      0.00      0.00      0.00
21:08:01           lo      0.80      0.80      0.09      0.09      0.00      0.00      0.00      0.00
21:09:01         ens3     45.69     35.18    710.33      7.16      0.00      0.00      0.00      0.00
21:09:01           lo      0.80      0.80      0.09      0.09      0.00      0.00      0.00      0.00
Average:         ens3     34.88     26.97    470.50      6.24      0.00      0.00      0.00      0.00
Average:           lo      0.80      0.80      0.09      0.09      0.00      0.00      0.00      0.00

---> sar -P ALL:
Linux 4.15.0-194-generic (prd-ubuntu1804-builder-4c-4g-3905) 	01/28/26 	_x86_64_	(4 CPU)

21:06:04     LINUX RESTART	(4 CPU)

21:07:06        CPU     %user     %nice   %system   %iowait    %steal     %idle
21:08:01        all      9.99      0.00      0.89     26.74      0.05     62.34
21:08:01          0     11.03      0.00      1.13     56.26      0.05     31.53
21:08:01          1     11.32      0.00      0.69      1.08      0.04     86.88
21:08:01          2      2.33      0.00      0.80     24.34      0.05     72.48
21:08:01          3     15.28      0.00      0.95     25.16      0.04     58.58
21:09:01        all     11.69      0.00      0.76     12.05      0.05     75.45
21:09:01          0      4.57      0.00      0.42      0.12      0.03     94.86
21:09:01          1     20.18      0.00      0.93      0.15      0.07     78.68
21:09:01          2     10.29      0.00      1.07     46.10      0.07     42.48
21:09:01          3     11.64      0.00      0.62      1.93      0.03     85.77
Average:        all     10.87      0.00      0.82     19.07      0.05     69.19
Average:          0      7.66      0.00      0.76     26.99      0.04     64.55
Average:          1     15.96      0.00      0.82      0.59      0.05     82.58
Average:          2      6.48      0.00      0.94     35.68      0.06     56.84
Average:          3     13.38      0.00      0.77     13.04      0.03     72.77