---> uname -a:
Linux prd-ubuntu1804-builder-4c-4g-304 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         604       13367           0        2067       15121
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:8f:65:9d brd ff:ff:ff:ff:ff:ff
    inet 10.30.106.147/23 brd 10.30.107.255 scope global dynamic ens3
       valid_lft 86272sec preferred_lft 86272sec
    inet6 fe80::f816:3eff:fe8f:659d/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-304) 	01/14/26 	_x86_64_	(4 CPU)

12:00:58     LINUX RESTART	(4 CPU)

12:01:01          tps      rtps      wtps   bread/s   bwrtn/s
12:02:02       358.32     59.96    298.37   3750.71 107727.78
12:03:01       111.00      1.08    109.91    123.91  12246.20
Average:       235.70     30.77    204.93   1952.55  60388.10

12:01:01    kbmemfree   kbavail kbmemused  %memused kbbuffers  kbcached  kbcommit   %commit  kbactive   kbinact   kbdirty
12:02:02     14016968  15504984   2408000     14.66     52944   1639908    841120      4.81    739456   1464608    107988
12:03:01     13651432  15445244   2773536     16.89     79844   1901776    881880      5.05    817880   1717756    132560
Average:     13834200  15475114   2590768     15.77     66394   1770842    861500      4.93    778668   1591182    120274

12:01:01        IFACE   rxpck/s   txpck/s    rxkB/s    txkB/s   rxcmp/s   txcmp/s  rxmcst/s   %ifutil
12:02:02           lo      1.80      1.80      0.20      0.20      0.00      0.00      0.00      0.00
12:02:02         ens3    466.42    307.98   1750.29     80.11      0.00      0.00      0.00      0.00
12:03:01           lo      1.22      1.22      0.13      0.13      0.00      0.00      0.00      0.00
12:03:01         ens3     63.33     46.20    924.80     11.78      0.00      0.00      0.00      0.00
Average:           lo      1.51      1.51      0.17      0.17      0.00      0.00      0.00      0.00
Average:         ens3    266.57    178.19   1341.01     46.23      0.00      0.00      0.00      0.00

---> sar -P ALL:
Linux 4.15.0-194-generic (prd-ubuntu1804-builder-4c-4g-304) 	01/14/26 	_x86_64_	(4 CPU)

12:00:58     LINUX RESTART	(4 CPU)

12:01:01        CPU     %user     %nice   %system   %iowait    %steal     %idle
12:02:02        all     20.66      0.00      2.84      3.49      0.05     72.95
12:02:02          0     17.90      0.00      1.89      4.30      0.05     75.86
12:02:02          1     25.04      0.00      2.59      0.67      0.05     71.65
12:02:02          2     15.13      0.00      3.51      4.33      0.05     76.98
12:02:02          3     24.57      0.00      3.38      4.70      0.07     67.29
12:03:01        all     21.50      0.00      1.45      1.31      0.06     75.68
12:03:01          0     36.76      0.00      2.07      0.25      0.05     60.87
12:03:01          1     13.88      0.00      0.87      0.14      0.07     85.05
12:03:01          2      1.83      0.00      1.00      2.79      0.02     94.37
12:03:01          3     33.62      0.00      1.87      2.02      0.07     62.42
Average:        all     21.08      0.00      2.15      2.41      0.05     74.31
Average:          0     27.26      0.00      1.98      2.29      0.05     68.42
Average:          1     19.50      0.00      1.74      0.40      0.06     78.30
Average:          2      8.52      0.00      2.26      3.56      0.03     85.62
Average:          3     29.05      0.00      2.63      3.37      0.07     64.88