---> uname -a:
Linux prd-ubuntu1804-builder-4c-4g-38231 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  672K  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         995       12817           0        2226       14730
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:58:2f:83 brd ff:ff:ff:ff:ff:ff
    inet 10.30.106.111/23 brd 10.30.107.255 scope global dynamic ens3
       valid_lft 86216sec preferred_lft 86216sec
    inet6 fe80::f816:3eff:fe58:2f83/64 scope link 
       valid_lft forever preferred_lft forever

---> sar -b -r -n DEV:
Linux 4.15.0-194-generic (prd-ubuntu1804-builder-4c-4g-38231) 	08/16/25 	_x86_64_	(4 CPU)

10:52:21     LINUX RESTART	(4 CPU)

10:53:01          tps      rtps      wtps   bread/s   bwrtn/s
10:54:01       164.77     14.98    149.79    608.30  41127.95
10:55:01        78.34      6.55     71.79    248.36  34697.02
Average:       121.55     10.76    110.79    428.33  37912.48

10:53:01    kbmemfree   kbavail kbmemused  %memused kbbuffers  kbcached  kbcommit   %commit  kbactive   kbinact   kbdirty
10:54:01     12995400  14815636   3429568     20.88     74928   1934632   1686592      9.65   1434520   1757176    101568
10:55:01     13065744  15028624   3359224     20.45     78324   2071824   1229400      7.04   1325156   1793188     34964
Average:     13030572  14922130   3394396     20.67     76626   2003228   1457996      8.34   1379838   1775182     68266

10:53:01        IFACE   rxpck/s   txpck/s    rxkB/s    txkB/s   rxcmp/s   txcmp/s  rxmcst/s   %ifutil
10:54:01         ens3    348.41    270.49   3341.27     45.67      0.00      0.00      0.00      0.00
10:54:01           lo      0.67      0.67      0.08      0.08      0.00      0.00      0.00      0.00
10:55:01         ens3    278.05    205.80    671.81    142.29      0.00      0.00      0.00      0.00
10:55:01           lo      0.47      0.47      0.04      0.04      0.00      0.00      0.00      0.00
Average:         ens3    313.23    238.14   2006.54     93.98      0.00      0.00      0.00      0.00
Average:           lo      0.57      0.57      0.06      0.06      0.00      0.00      0.00      0.00

---> sar -P ALL:
Linux 4.15.0-194-generic (prd-ubuntu1804-builder-4c-4g-38231) 	08/16/25 	_x86_64_	(4 CPU)

10:52:21     LINUX RESTART	(4 CPU)

10:53:01        CPU     %user     %nice   %system   %iowait    %steal     %idle
10:54:01        all     30.50      0.00      1.83      4.05      0.07     63.56
10:54:01          0     27.48      0.00      1.54      2.27      0.05     68.66
10:54:01          1     31.01      0.00      2.21     11.25      0.08     55.45
10:54:01          2     43.32      0.00      2.52      2.61      0.07     51.48
10:54:01          3     20.25      0.00      1.03      0.15      0.07     78.50
10:55:01        all     33.69      0.00      1.35      2.58      0.05     62.33
10:55:01          0     48.45      0.00      1.20      0.94      0.07     49.34
10:55:01          1     25.42      0.00      1.20      8.13      0.05     65.19
10:55:01          2     29.89      0.00      1.30      0.89      0.05     67.88
10:55:01          3     31.01      0.00      1.72      0.35      0.05     66.88
Average:        all     32.09      0.00      1.59      3.32      0.06     62.94
Average:          0     37.96      0.00      1.37      1.60      0.06     59.01
Average:          1     28.21      0.00      1.71      9.69      0.07     60.33
Average:          2     36.60      0.00      1.91      1.75      0.06     59.68
Average:          3     25.62      0.00      1.37      0.25      0.06     72.70