---> uname -a:
Linux prd-ubuntu1804-builder-4c-4g-20503 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  676K  1.6G   1% /run
/dev/vda1        78G  8.6G   69G  12% /
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         591       12959           0        2488       15117
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:47:f0:4f brd ff:ff:ff:ff:ff:ff
    inet 10.30.107.127/23 brd 10.30.107.255 scope global dynamic ens3
       valid_lft 86203sec preferred_lft 86203sec
    inet6 fe80::f816:3eff:fe47:f04f/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-20503) 	12/13/25 	_x86_64_	(4 CPU)

10:20:25     LINUX RESTART	(4 CPU)

10:21:01          tps      rtps      wtps   bread/s   bwrtn/s
10:22:01       255.87     11.01    244.86    246.76  50117.91
10:23:01       110.35     22.05     88.30   1537.21  23065.22
Average:       183.11     16.53    166.58    891.98  36591.57

10:21:01    kbmemfree   kbavail kbmemused  %memused kbbuffers  kbcached  kbcommit   %commit  kbactive   kbinact   kbdirty
10:22:01     12886248  14738680   3538720     21.54     85696   1952968   1749672     10.01   1502244   1789128    194136
10:23:01     13286472  15480720   3138496     19.11    109208   2248656    842724      4.82    876164   1980188    172076
Average:     13086360  15109700   3338608     20.33     97452   2100812   1296198      7.42   1189204   1884658    183106

10:21:01        IFACE   rxpck/s   txpck/s    rxkB/s    txkB/s   rxcmp/s   txcmp/s  rxmcst/s   %ifutil
10:22:01           lo      3.00      3.00      0.55      0.55      0.00      0.00      0.00      0.00
10:22:01         ens3    239.91    184.39   2136.31     32.57      0.00      0.00      0.00      0.00
10:23:01           lo      0.87      0.87      0.11      0.11      0.00      0.00      0.00      0.00
10:23:01         ens3    330.58    235.03   1403.66     56.30      0.00      0.00      0.00      0.00
Average:           lo      1.93      1.93      0.33      0.33      0.00      0.00      0.00      0.00
Average:         ens3    285.24    209.71   1769.98     44.43      0.00      0.00      0.00      0.00

---> sar -P ALL:
Linux 4.15.0-194-generic (prd-ubuntu1804-builder-4c-4g-20503) 	12/13/25 	_x86_64_	(4 CPU)

10:20:25     LINUX RESTART	(4 CPU)

10:21:01        CPU     %user     %nice   %system   %iowait    %steal     %idle
10:22:01        all     22.68      0.00      1.76      4.16      0.07     71.33
10:22:01          0     15.26      0.00      1.50      6.74      0.05     76.44
10:22:01          1     29.77      0.00      1.86      6.32      0.07     61.99
10:22:01          2     30.87      0.00      1.99      2.53      0.08     64.52
10:22:01          3     14.81      0.00      1.69      1.04      0.05     82.41
10:23:01        all     25.05      0.00      2.59      1.81      0.07     70.50
10:23:01          0     27.93      0.00      2.63      3.45      0.07     65.93
10:23:01          1     25.64      0.00      2.48      2.31      0.07     69.50
10:23:01          2     29.28      0.00      2.51      0.17      0.05     67.99
10:23:01          3     17.27      0.00      2.76      1.31      0.08     78.57
Average:        all     23.86      0.00      2.17      2.99      0.07     70.91
Average:          0     21.59      0.00      2.06      5.10      0.06     71.19
Average:          1     27.71      0.00      2.17      4.32      0.07     65.74
Average:          2     30.08      0.00      2.25      1.35      0.07     66.26
Average:          3     16.04      0.00      2.22      1.18      0.07     80.49