---> uname -a:
Linux prd-ubuntu1804-builder-4c-4g-37935 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  672K  1.6G   1% /run
/dev/vda1        78G  8.5G   69G  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         559       13189           0        2291       15155
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:e5:a4:76 brd ff:ff:ff:ff:ff:ff
    inet 10.30.106.166/23 brd 10.30.107.255 scope global dynamic ens3
       valid_lft 86246sec preferred_lft 86246sec
    inet6 fe80::f816:3eff:fee5:a476/64 scope link 
       valid_lft forever preferred_lft forever

---> sar -b -r -n DEV:
Linux 4.15.0-194-generic (prd-ubuntu1804-builder-4c-4g-37935) 	08/15/25 	_x86_64_	(4 CPU)

07:00:39     LINUX RESTART	(4 CPU)

07:01:01          tps      rtps      wtps   bread/s   bwrtn/s
07:02:02       312.48     29.86    282.62   1089.64  44961.01
07:03:01       146.35      1.14    145.21    128.79  35811.96
Average:       230.12     15.62    214.50    613.29  40425.30

07:01:01    kbmemfree   kbavail kbmemused  %memused kbbuffers  kbcached  kbcommit   %commit  kbactive   kbinact   kbdirty
07:02:02     13834840  15548880   2590128     15.77     72088   1834676    767936      4.39    709972   1649804    201136
07:03:01     13521660  15539848   2903308     17.68     96300   2097848    761300      4.36    732308   1904672    134708
Average:     13678250  15544364   2746718     16.72     84194   1966262    764618      4.38    721140   1777238    167922

07:01:01        IFACE   rxpck/s   txpck/s    rxkB/s    txkB/s   rxcmp/s   txcmp/s  rxmcst/s   %ifutil
07:02:02         ens3    179.52    115.94   1012.47     36.16      0.00      0.00      0.00      0.00
07:02:02           lo      1.93      1.93      0.22      0.22      0.00      0.00      0.00      0.00
07:03:01         ens3    101.83     68.60    887.14     12.26      0.00      0.00      0.00      0.00
07:03:01           lo      1.22      1.22      0.13      0.13      0.00      0.00      0.00      0.00
Average:         ens3    141.01     92.47    950.34     24.31      0.00      0.00      0.00      0.00
Average:           lo      1.58      1.58      0.18      0.18      0.00      0.00      0.00      0.00

---> sar -P ALL:
Linux 4.15.0-194-generic (prd-ubuntu1804-builder-4c-4g-37935) 	08/15/25 	_x86_64_	(4 CPU)

07:00:39     LINUX RESTART	(4 CPU)

07:01:01        CPU     %user     %nice   %system   %iowait    %steal     %idle
07:02:02        all     20.34      0.00      2.29      4.24      0.07     73.06
07:02:02          0     27.43      0.00      3.18      3.43      0.08     65.88
07:02:02          1     26.38      0.00      2.50      6.13      0.07     64.92
07:02:02          2     17.16      0.00      1.77      1.07      0.08     79.92
07:02:02          3     10.42      0.00      1.67      6.37      0.07     81.47
07:03:01        all     20.13      0.00      1.49      4.29      0.06     74.04
07:03:01          0     23.77      0.00      1.89      6.39      0.05     67.91
07:03:01          1     24.46      0.00      1.73      0.41      0.05     73.35
07:03:01          2      4.04      0.00      0.44      0.00      0.02     95.51
07:03:01          3     28.41      0.00      1.92     10.41      0.09     59.17
Average:        all     20.23      0.00      1.89      4.26      0.06     73.55
Average:          0     25.61      0.00      2.54      4.90      0.07     66.89
Average:          1     25.43      0.00      2.12      3.29      0.06     69.11
Average:          2     10.62      0.00      1.11      0.54      0.05     87.69
Average:          3     19.34      0.00      1.80      8.38      0.08     70.41