---> uname -a:
Linux prd-ubuntu1804-builder-4c-4g-15637 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  8.3G   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         603       13321           0        2115       15122
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:d9:90:9a brd ff:ff:ff:ff:ff:ff
    inet 10.30.106.46/23 brd 10.30.107.255 scope global dynamic ens3
       valid_lft 86212sec preferred_lft 86212sec
    inet6 fe80::f816:3eff:fed9:909a/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-15637) 	11/27/25 	_x86_64_	(4 CPU)

03:52:53     LINUX RESTART	(4 CPU)

03:53:01          tps      rtps      wtps   bread/s   bwrtn/s
03:54:01       335.24     55.16    280.09   3680.19  46460.79
03:55:01       151.87     18.39    133.47    720.16  37837.25
Average:       243.55     36.77    206.77   2200.05  42148.66

03:53:01    kbmemfree   kbavail kbmemused  %memused kbbuffers  kbcached  kbcommit   %commit  kbactive   kbinact   kbdirty
03:54:01     13990084  15545444   2434884     14.82     62340   1694408    800072      4.58    668192   1553052    165952
03:55:01     12994856  14814448   3430112     20.88     77068   1929780   1758364     10.06   1444768   1743992     23760
Average:     13492470  15179946   2932498     17.85     69704   1812094   1279218      7.32   1056480   1648522     94856

03:53:01        IFACE   rxpck/s   txpck/s    rxkB/s    txkB/s   rxcmp/s   txcmp/s  rxmcst/s   %ifutil
03:54:01         ens3    384.12    261.04   1730.05     79.64      0.00      0.00      0.00      0.00
03:54:01           lo      1.87      1.87      0.21      0.21      0.00      0.00      0.00      0.00
03:55:01         ens3    258.05    226.66   2165.35     49.59      0.00      0.00      0.00      0.00
03:55:01           lo      0.40      0.40      0.03      0.03      0.00      0.00      0.00      0.00
Average:         ens3    321.08    243.85   1947.72     64.62      0.00      0.00      0.00      0.00
Average:           lo      1.13      1.13      0.12      0.12      0.00      0.00      0.00      0.00

---> sar -P ALL:
Linux 4.15.0-194-generic (prd-ubuntu1804-builder-4c-4g-15637) 	11/27/25 	_x86_64_	(4 CPU)

03:52:53     LINUX RESTART	(4 CPU)

03:53:01        CPU     %user     %nice   %system   %iowait    %steal     %idle
03:54:01        all     20.16      0.00      1.84      6.59      0.07     71.33
03:54:01          0     24.34      0.00      2.60     20.39      0.12     52.55
03:54:01          1     16.45      0.00      1.86      1.77      0.07     79.86
03:54:01          2     23.08      0.00      1.65      3.46      0.07     71.74
03:54:01          3     16.76      0.00      1.29      0.80      0.03     81.12
03:55:01        all     42.46      0.00      2.08      2.89      0.09     52.49
03:55:01          0     48.11      0.00      1.41      3.91      0.08     46.49
03:55:01          1     39.03      0.00      1.98      3.92      0.07     55.00
03:55:01          2     41.08      0.00      2.24      2.77      0.08     53.83
03:55:01          3     41.64      0.00      2.65      0.92      0.12     54.67
Average:        all     31.29      0.00      1.96      4.74      0.08     61.93
Average:          0     36.23      0.00      2.00     12.14      0.10     49.52
Average:          1     27.72      0.00      1.92      2.85      0.07     67.45
Average:          2     32.05      0.00      1.94      3.12      0.08     62.81
Average:          3     29.18      0.00      1.97      0.86      0.08     67.92