---> uname -a:
Linux prd-ubuntu1804-builder-4c-4g-385 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  8.4G   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         604       13196           0        2238       15124
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:ae:2b:19 brd ff:ff:ff:ff:ff:ff
    inet 10.30.106.191/23 brd 10.30.107.255 scope global dynamic ens3
       valid_lft 86231sec preferred_lft 86231sec
    inet6 fe80::f816:3eff:feae:2b19/64 scope link 
       valid_lft forever preferred_lft forever

---> sar -b -r -n DEV:
Linux 4.15.0-194-generic (prd-ubuntu1804-builder-4c-4g-385) 	12/20/25 	_x86_64_	(4 CPU)

13:44:32     LINUX RESTART	(4 CPU)

13:45:02          tps      rtps      wtps   bread/s   bwrtn/s
13:46:01       180.49     18.91    161.58    402.91  59723.03
13:47:01       268.52     33.24    235.28   2402.93  13501.08
Average:       224.88     26.14    198.74   1411.33  36417.88

13:45:02    kbmemfree   kbavail kbmemused  %memused kbbuffers  kbcached  kbcommit   %commit  kbactive   kbinact   kbdirty
13:46:01     13522952  15220864   2902016     17.67     71420   1819424   1187972      6.80   1016616   1656164    141604
13:47:01     13560668  15530696   2864300     17.44     74924   2085184    836328      4.79    798336   1833100     27028
Average:     13541810  15375780   2883158     17.55     73172   1952304   1012150      5.79    907476   1744632     84316

13:45:02        IFACE   rxpck/s   txpck/s    rxkB/s    txkB/s   rxcmp/s   txcmp/s  rxmcst/s   %ifutil
13:46:01           lo      1.22      1.22      0.15      0.15      0.00      0.00      0.00      0.00
13:46:01         ens3    177.05    135.59   1687.34     32.35      0.00      0.00      0.00      0.00
13:47:01           lo      0.93      0.93      0.11      0.11      0.00      0.00      0.00      0.00
13:47:01         ens3    908.97    547.94   3312.07    160.24      0.00      0.00      0.00      0.00
Average:           lo      1.08      1.08      0.13      0.13      0.00      0.00      0.00      0.00
Average:         ens3    546.08    343.50   2506.53     96.83      0.00      0.00      0.00      0.00

---> sar -P ALL:
Linux 4.15.0-194-generic (prd-ubuntu1804-builder-4c-4g-385) 	12/20/25 	_x86_64_	(4 CPU)

13:44:32     LINUX RESTART	(4 CPU)

13:45:02        CPU     %user     %nice   %system   %iowait    %steal     %idle
13:46:01        all     25.75      0.00      1.73      5.84      0.06     66.62
13:46:01          0     15.13      0.00      1.07      1.77      0.05     81.98
13:46:01          1     11.87      0.00      0.56     15.44      0.03     72.10
13:46:01          2     42.77      0.00      2.87      4.59      0.09     49.68
13:46:01          3     33.35      0.00      2.38      1.48      0.08     62.71
13:47:01        all     38.88      0.00      2.38      1.43      0.07     57.25
13:47:01          0     32.73      0.00      2.63      2.32      0.07     62.25
13:47:01          1     32.63      0.00      2.05      0.72      0.07     64.53
13:47:01          2     32.03      0.00      1.96      1.34      0.07     64.60
13:47:01          3     58.05      0.00      2.92      1.35      0.08     37.60
Average:        all     32.37      0.00      2.06      3.61      0.07     61.90
Average:          0     24.01      0.00      1.86      2.04      0.06     72.02
Average:          1     22.31      0.00      1.31      8.04      0.05     68.29
Average:          2     37.36      0.00      2.41      2.95      0.08     57.20
Average:          3     45.82      0.00      2.65      1.41      0.08     50.03