---> uname -a:
Linux prd-ubuntu1804-builder-4c-4g-2448 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         595       13322           0        2122       15133
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:7f:cd:18 brd ff:ff:ff:ff:ff:ff
    inet 10.30.106.47/23 brd 10.30.107.255 scope global dynamic ens3
       valid_lft 86195sec preferred_lft 86195sec
    inet6 fe80::f816:3eff:fe7f:cd18/64 scope link 
       valid_lft forever preferred_lft forever

---> sar -b -r -n DEV:
Linux 4.15.0-194-generic (prd-ubuntu1804-builder-4c-4g-2448) 	12/31/25 	_x86_64_	(4 CPU)

23:12:27     LINUX RESTART	(4 CPU)

23:13:01          tps      rtps      wtps   bread/s   bwrtn/s
23:14:01        90.57     15.56     75.00   1011.43   7523.68
23:15:01       126.23     19.83    106.40    785.60  14391.20
Average:       108.40     17.70     90.70    898.52  10957.44

23:13:01    kbmemfree   kbavail kbmemused  %memused kbbuffers  kbcached  kbcommit   %commit  kbactive   kbinact   kbdirty
23:14:01     13962940  15626552   2462020     14.99     68868   1790248    721296      4.13    607488   1628476    234932
23:15:01     13713044  15564144   2711916     16.51     75880   1965412    736644      4.22    718920   1756928     27484
Average:     13837992  15595348   2586968     15.75     72374   1877830    728970      4.17    663204   1692702    131208

23:13:01        IFACE   rxpck/s   txpck/s    rxkB/s    txkB/s   rxcmp/s   txcmp/s  rxmcst/s   %ifutil
23:14:01         ens3     58.92     42.46    975.30      7.99      0.00      0.00      0.00      0.00
23:14:01           lo      1.13      1.13      0.14      0.14      0.00      0.00      0.00      0.00
23:15:01         ens3    424.30    321.25   2411.01    116.17      0.00      0.00      0.00      0.00
23:15:01           lo      0.47      0.47      0.04      0.04      0.00      0.00      0.00      0.00
Average:         ens3    241.61    181.85   1693.15     62.08      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-2448) 	12/31/25 	_x86_64_	(4 CPU)

23:12:27     LINUX RESTART	(4 CPU)

23:13:01        CPU     %user     %nice   %system   %iowait    %steal     %idle
23:14:01        all     18.52      0.00      1.22      4.63      0.05     75.58
23:14:01          0      8.97      0.00      0.73      0.42      0.02     89.86
23:14:01          1      9.30      0.00      1.02     15.05      0.07     74.56
23:14:01          2     36.52      0.00      1.61      1.38      0.07     60.42
23:14:01          3     19.25      0.00      1.52      1.72      0.03     77.48
23:15:01        all     28.63      0.00      1.43      4.74      0.07     65.13
23:15:01          0     24.61      0.00      1.38      3.12      0.07     70.82
23:15:01          1     38.83      0.00      1.31     10.89      0.08     48.89
23:15:01          2     21.09      0.00      1.23      0.25      0.05     77.38
23:15:01          3     29.93      0.00      1.83      4.68      0.08     63.48
Average:        all     23.56      0.00      1.33      4.68      0.06     70.37
Average:          0     16.76      0.00      1.05      1.77      0.04     80.37
Average:          1     24.07      0.00      1.16     12.97      0.08     61.72
Average:          2     28.84      0.00      1.42      0.82      0.06     68.86
Average:          3     24.57      0.00      1.67      3.20      0.06     70.50