---> uname -a:
Linux prd-ubuntu1804-builder-4c-4g-1976 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         592       13394           0        2052       15134
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:02:d3:79 brd ff:ff:ff:ff:ff:ff
    inet 10.30.107.116/23 brd 10.30.107.255 scope global dynamic ens3
       valid_lft 86252sec preferred_lft 86252sec
    inet6 fe80::f816:3eff:fe02:d379/64 scope link 
       valid_lft forever preferred_lft forever

---> sar -b -r -n DEV:
Linux 4.15.0-194-generic (prd-ubuntu1804-builder-4c-4g-1976) 	12/29/25 	_x86_64_	(4 CPU)

03:21:54     LINUX RESTART	(4 CPU)

03:22:02          tps      rtps      wtps   bread/s   bwrtn/s
03:23:01       401.86     65.53    336.33   3794.88  88408.47
03:24:01       149.89     19.46    130.43    511.91  23594.33
Average:       274.82     42.30    232.52   2139.61  55729.12

03:22:02    kbmemfree   kbavail kbmemused  %memused kbbuffers  kbcached  kbcommit   %commit  kbactive   kbinact   kbdirty
03:23:01     13984920  15533012   2440048     14.86     62524   1687532    837328      4.79    681652   1547492    164548
03:24:01     13738764  15516328   2686204     16.35     79292   1886140    835360      4.78    744872   1702468     34948
Average:     13861842  15524670   2563126     15.61     70908   1786836    836344      4.79    713262   1624980     99748

03:22:02        IFACE   rxpck/s   txpck/s    rxkB/s    txkB/s   rxcmp/s   txcmp/s  rxmcst/s   %ifutil
03:23:01         ens3    384.24    250.52   1705.29     75.18      0.00      0.00      0.00      0.00
03:23:01           lo      2.30      2.30      0.25      0.25      0.00      0.00      0.00      0.00
03:24:01         ens3    209.55    150.44    911.35     41.28      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
Average:         ens3    296.16    200.06   1304.98     58.09      0.00      0.00      0.00      0.00
Average:           lo      1.58      1.58      0.17      0.17      0.00      0.00      0.00      0.00

---> sar -P ALL:
Linux 4.15.0-194-generic (prd-ubuntu1804-builder-4c-4g-1976) 	12/29/25 	_x86_64_	(4 CPU)

03:21:54     LINUX RESTART	(4 CPU)

03:22:02        CPU     %user     %nice   %system   %iowait    %steal     %idle
03:23:01        all     21.65      0.00      2.19      8.30      0.07     67.80
03:23:01          0     40.65      0.00      3.04      2.37      0.07     53.87
03:23:01          1     21.99      0.00      1.95      5.53      0.07     70.46
03:23:01          2     12.09      0.00      1.80     13.69      0.05     72.37
03:23:01          3     11.79      0.00      1.96     11.65      0.09     74.51
03:24:01        all     26.78      0.00      2.00      1.11      0.06     70.05
03:24:01          0     26.32      0.00      2.09      0.32      0.08     71.19
03:24:01          1     14.34      0.00      1.28      1.76      0.05     82.57
03:24:01          2     36.24      0.00      2.94      2.29      0.07     58.47
03:24:01          3     30.32      0.00      1.72      0.08      0.05     67.83
Average:        all     24.24      0.00      2.09      4.67      0.07     68.93
Average:          0     33.43      0.00      2.56      1.34      0.08     62.60
Average:          1     18.14      0.00      1.61      3.63      0.06     76.56
Average:          2     24.27      0.00      2.38      7.94      0.06     65.36
Average:          3     21.15      0.00      1.84      5.81      0.07     71.14