---> uname -a:
Linux prd-ubuntu1804-builder-4c-4g-525 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  680K  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         594       13387           0        2058       15132
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:b6:c2:8f brd ff:ff:ff:ff:ff:ff
    inet 10.30.107.15/23 brd 10.30.107.255 scope global dynamic ens3
       valid_lft 86249sec preferred_lft 86249sec
    inet6 fe80::f816:3eff:feb6:c28f/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-525) 	12/21/25 	_x86_64_	(4 CPU)

03:21:50     LINUX RESTART	(4 CPU)

03:22:01          tps      rtps      wtps   bread/s   bwrtn/s
03:23:01       370.15     62.91    307.25   3717.91  28133.31
03:24:01       148.39     19.51    128.88    513.11  16173.70
Average:       259.27     41.21    218.06   2115.51  22153.51

03:22:01    kbmemfree   kbavail kbmemused  %memused kbbuffers  kbcached  kbcommit   %commit  kbactive   kbinact   kbdirty
03:23:01     13963504  15517104   2461456     14.99     62688   1692604    847828      4.85    696632   1552172    167504
03:24:01     13764344  15547080   2660616     16.20     79392   1891136    794628      4.55    713208   1706856     25948
Average:     13863924  15532092   2561036     15.59     71040   1791870    821228      4.70    704920   1629514     96726

03:22:01        IFACE   rxpck/s   txpck/s    rxkB/s    txkB/s   rxcmp/s   txcmp/s  rxmcst/s   %ifutil
03:23:01           lo      2.27      2.27      0.25      0.25      0.00      0.00      0.00      0.00
03:23:01         ens3    412.95    266.24   1685.93     74.85      0.00      0.00      0.00      0.00
03:24:01           lo      0.87      0.87      0.10      0.10      0.00      0.00      0.00      0.00
03:24:01         ens3    181.02    141.74    899.62     37.46      0.00      0.00      0.00      0.00
Average:           lo      1.57      1.57      0.17      0.17      0.00      0.00      0.00      0.00
Average:         ens3    296.98    203.99   1292.77     56.16      0.00      0.00      0.00      0.00

---> sar -P ALL:
Linux 4.15.0-194-generic (prd-ubuntu1804-builder-4c-4g-525) 	12/21/25 	_x86_64_	(4 CPU)

03:21:50     LINUX RESTART	(4 CPU)

03:22:01        CPU     %user     %nice   %system   %iowait    %steal     %idle
03:23:01        all     21.21      0.00      1.97      5.63      0.06     71.13
03:23:01          0     30.43      0.00      2.44      6.42      0.07     60.63
03:23:01          1     20.13      0.00      2.47      9.82      0.07     67.50
03:23:01          2     22.92      0.00      1.54      5.27      0.05     70.23
03:23:01          3     11.34      0.00      1.44      0.99      0.05     86.18
03:24:01        all     27.00      0.00      1.93      1.10      0.06     69.91
03:24:01          0     42.85      0.00      2.70      1.75      0.07     52.63
03:24:01          1     23.26      0.00      2.19      1.99      0.05     72.50
03:24:01          2     23.48      0.00      1.65      0.53      0.05     74.29
03:24:01          3     18.31      0.00      1.21      0.13      0.07     80.28
Average:        all     24.11      0.00      1.95      3.36      0.06     70.52
Average:          0     36.66      0.00      2.57      4.08      0.07     56.62
Average:          1     21.70      0.00      2.33      5.91      0.06     70.00
Average:          2     23.20      0.00      1.60      2.90      0.05     72.26
Average:          3     14.83      0.00      1.32      0.56      0.06     83.23