---> uname -a:
Linux prd-ubuntu1804-builder-4c-4g-15908 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  680K  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         588       13293           0        2158       15140
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:34:10:94 brd ff:ff:ff:ff:ff:ff
    inet 10.30.107.111/23 brd 10.30.107.255 scope global dynamic ens3
       valid_lft 86257sec preferred_lft 86257sec
    inet6 fe80::f816:3eff:fe34:1094/64 scope link 
       valid_lft forever preferred_lft forever

---> sar -b -r -n DEV:
Linux 4.15.0-194-generic (prd-ubuntu1804-builder-4c-4g-15908) 	11/27/25 	_x86_64_	(4 CPU)

16:03:50     LINUX RESTART	(4 CPU)

16:04:01          tps      rtps      wtps   bread/s   bwrtn/s
16:05:01       392.23     55.21    337.03   3682.85  60756.01
16:06:01       159.92     34.96    124.96   1913.01  33732.11
Average:       276.08     45.08    230.99   2797.93  47244.06

16:04:01    kbmemfree   kbavail kbmemused  %memused kbbuffers  kbcached  kbcommit   %commit  kbactive   kbinact   kbdirty
16:05:01     13859592  15536708   2565376     15.62     62456   1814120    761404      4.36    676364   1671284    171184
16:06:01     13615252  15503920   2809716     17.11     75620   2003372    789776      4.52    763716   1811216     24644
Average:     13737422  15520314   2687546     16.36     69038   1908746    775590      4.44    720040   1741250     97914

16:04:01        IFACE   rxpck/s   txpck/s    rxkB/s    txkB/s   rxcmp/s   txcmp/s  rxmcst/s   %ifutil
16:05:01           lo      1.87      1.87      0.21      0.21      0.00      0.00      0.00      0.00
16:05:01         ens3    459.71    299.80   3297.59     78.64      0.00      0.00      0.00      0.00
16:06:01           lo      1.07      1.07      0.11      0.11      0.00      0.00      0.00      0.00
16:06:01         ens3    175.29    140.89   1012.04     40.96      0.00      0.00      0.00      0.00
Average:           lo      1.47      1.47      0.16      0.16      0.00      0.00      0.00      0.00
Average:         ens3    317.50    220.35   2154.81     59.80      0.00      0.00      0.00      0.00

---> sar -P ALL:
Linux 4.15.0-194-generic (prd-ubuntu1804-builder-4c-4g-15908) 	11/27/25 	_x86_64_	(4 CPU)

16:03:50     LINUX RESTART	(4 CPU)

16:04:01        CPU     %user     %nice   %system   %iowait    %steal     %idle
16:05:01        all     20.59      0.00      2.12      5.09      0.06     72.15
16:05:01          0     23.77      0.00      2.11      3.89      0.05     70.18
16:05:01          1      9.59      0.00      2.07      6.64      0.03     81.66
16:05:01          2     12.48      0.00      1.72      7.69      0.05     78.06
16:05:01          3     36.43      0.00      2.57      2.17      0.07     58.76
16:06:01        all     25.90      0.00      1.63      1.82      0.06     70.59
16:06:01          0     28.37      0.00      1.59      0.95      0.07     69.03
16:06:01          1     31.24      0.00      1.86      3.59      0.07     63.24
16:06:01          2     21.52      0.00      1.32      0.79      0.08     76.29
16:06:01          3     22.48      0.00      1.72      1.95      0.05     73.80
Average:        all     23.25      0.00      1.87      3.45      0.06     71.37
Average:          0     26.07      0.00      1.85      2.42      0.06     69.60
Average:          1     20.42      0.00      1.96      5.11      0.05     72.45
Average:          2     17.01      0.00      1.52      4.23      0.07     77.17
Average:          3     29.45      0.00      2.15      2.06      0.06     66.28