---> uname -a:
Linux prd-ubuntu1804-builder-4c-4g-45444 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  672K  1.6G   1% /run
/dev/vda1        78G  8.4G   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         627       13210           0        2202       15101
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:d5:69:38 brd ff:ff:ff:ff:ff:ff
    inet 10.30.106.112/23 brd 10.30.107.255 scope global dynamic ens3
       valid_lft 86233sec preferred_lft 86233sec
    inet6 fe80::f816:3eff:fed5:6938/64 scope link 
       valid_lft forever preferred_lft forever

---> sar -b -r -n DEV:
Linux 4.15.0-194-generic (prd-ubuntu1804-builder-4c-4g-45444) 	09/13/25 	_x86_64_	(4 CPU)

05:29:20     LINUX RESTART	(4 CPU)

05:30:01          tps      rtps      wtps   bread/s   bwrtn/s
05:31:01       163.90     34.22    129.68   2047.60  14308.53
05:32:01        71.34     13.40     57.95    706.56  10529.16
Average:       117.61     23.80     93.81   1376.97  12418.53

05:30:01    kbmemfree   kbavail kbmemused  %memused kbbuffers  kbcached  kbcommit   %commit  kbactive   kbinact   kbdirty
05:31:01     13616248  15381468   2808720     17.10     72964   1884364   1137764      6.51    868848   1709804    100440
05:32:01     13493148  15427352   2931820     17.85     76696   2047712    890568      5.10    899340   1799696     22608
Average:     13554698  15404410   2870270     17.48     74830   1966038   1014166      5.80    884094   1754750     61524

05:30:01        IFACE   rxpck/s   txpck/s    rxkB/s    txkB/s   rxcmp/s   txcmp/s  rxmcst/s   %ifutil
05:31:01           lo      0.80      0.80      0.09      0.09      0.00      0.00      0.00      0.00
05:31:01         ens3    265.27    205.78   1830.86     47.82      0.00      0.00      0.00      0.00
05:32:01           lo      1.13      1.13      0.12      0.12      0.00      0.00      0.00      0.00
05:32:01         ens3    482.52    320.54   2392.52     73.93      0.00      0.00      0.00      0.00
Average:           lo      0.97      0.97      0.11      0.11      0.00      0.00      0.00      0.00
Average:         ens3    373.91    263.17   2111.73     60.88      0.00      0.00      0.00      0.00

---> sar -P ALL:
Linux 4.15.0-194-generic (prd-ubuntu1804-builder-4c-4g-45444) 	09/13/25 	_x86_64_	(4 CPU)

05:29:20     LINUX RESTART	(4 CPU)

05:30:01        CPU     %user     %nice   %system   %iowait    %steal     %idle
05:31:01        all     32.74      0.00      1.80      2.34      0.07     63.04
05:31:01          0     40.64      0.00      2.40      1.71      0.08     55.16
05:31:01          1     28.15      0.00      1.47      1.66      0.07     68.65
05:31:01          2     21.60      0.00      1.15      4.75      0.05     72.45
05:31:01          3     40.61      0.00      2.14      1.24      0.07     55.94
05:32:01        all     28.99      0.00      1.59      0.71      0.06     68.65
05:32:01          0     15.52      0.00      1.36      0.35      0.07     82.71
05:32:01          1     30.46      0.00      1.52      0.92      0.05     67.06
05:32:01          2     20.10      0.00      1.34      1.22      0.05     77.29
05:32:01          3     49.86      0.00      2.19      0.33      0.07     47.55
Average:        all     30.87      0.00      1.70      1.52      0.06     65.85
Average:          0     28.07      0.00      1.88      1.03      0.08     68.95
Average:          1     29.30      0.00      1.50      1.29      0.06     67.85
Average:          2     20.85      0.00      1.25      2.98      0.05     74.87
Average:          3     45.24      0.00      2.17      0.79      0.07     51.74