---> uname -a:
Linux prd-ubuntu1804-builder-4c-4g-804 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         615       13288           0        2135       15111
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:64:f4:e1 brd ff:ff:ff:ff:ff:ff
    inet 10.30.107.138/23 brd 10.30.107.255 scope global dynamic ens3
       valid_lft 86206sec preferred_lft 86206sec
    inet6 fe80::f816:3eff:fe64:f4e1/64 scope link 
       valid_lft forever preferred_lft forever

---> sar -b -r -n DEV:
Linux 4.15.0-194-generic (prd-ubuntu1804-builder-4c-4g-804) 	12/22/25 	_x86_64_	(4 CPU)

14:15:32     LINUX RESTART	(4 CPU)

14:16:01          tps      rtps      wtps   bread/s   bwrtn/s
14:17:01       155.31     14.91    140.39    291.68  32690.42
14:18:01        99.95      9.15     90.80    664.69  28595.37
Average:       127.63     12.03    115.60    478.19  30642.89

14:16:01    kbmemfree   kbavail kbmemused  %memused kbbuffers  kbcached  kbcommit   %commit  kbactive   kbinact   kbdirty
14:17:01     13440876  15160868   2984092     18.17     72192   1840152   1251292      7.16   1074508   1677928    150276
14:18:01     13630860  15492140   2794108     17.01     77904   1972284    821376      4.70    795048   1760916     18820
Average:     13535868  15326504   2889100     17.59     75048   1906218   1036334      5.93    934778   1719422     84548

14:16:01        IFACE   rxpck/s   txpck/s    rxkB/s    txkB/s   rxcmp/s   txcmp/s  rxmcst/s   %ifutil
14:17:01           lo      1.33      1.33      0.16      0.16      0.00      0.00      0.00      0.00
14:17:01         ens3    194.12    150.19   2014.50     31.52      0.00      0.00      0.00      0.00
14:18:01           lo     19.13     19.13      2.40      2.40      0.00      0.00      0.00      0.00
14:18:01         ens3   1335.59    803.72   1781.10    283.79      0.00      0.00      0.00      0.00
Average:           lo     10.23     10.23      1.28      1.28      0.00      0.00      0.00      0.00
Average:         ens3    764.86    476.95   1897.80    157.66      0.00      0.00      0.00      0.00

---> sar -P ALL:
Linux 4.15.0-194-generic (prd-ubuntu1804-builder-4c-4g-804) 	12/22/25 	_x86_64_	(4 CPU)

14:15:32     LINUX RESTART	(4 CPU)

14:16:01        CPU     %user     %nice   %system   %iowait    %steal     %idle
14:17:01        all     24.75      0.00      1.66      3.39      0.08     70.12
14:17:01          0     14.94      0.00      1.22      0.53      0.05     83.26
14:17:01          1     10.74      0.00      0.96     10.22      0.08     77.99
14:17:01          2     40.99      0.00      2.76      2.37      0.10     53.78
14:17:01          3     32.24      0.00      1.70      0.47      0.07     65.53
14:18:01        all     33.88      0.00      2.67      1.09      0.10     62.26
14:18:01          0     37.17      0.00      2.51      0.08      0.10     60.13
14:18:01          1     35.06      0.00      2.57      0.37      0.08     61.91
14:18:01          2     30.00      0.00      2.84      3.56      0.12     63.48
14:18:01          3     33.32      0.00      2.75      0.32      0.10     63.52
Average:        all     29.32      0.00      2.17      2.24      0.09     66.19
Average:          0     26.05      0.00      1.86      0.31      0.08     71.70
Average:          1     22.93      0.00      1.77      5.29      0.08     69.94
Average:          2     35.49      0.00      2.80      2.97      0.11     58.63
Average:          3     32.78      0.00      2.22      0.39      0.08     64.52