---> uname -a:
Linux prd-ubuntu1804-builder-4c-4g-6431 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         860       12948           0        2231       14864
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:21:c5:13 brd ff:ff:ff:ff:ff:ff
    inet 10.30.106.187/23 brd 10.30.107.255 scope global dynamic ens3
       valid_lft 86070sec preferred_lft 86070sec
    inet6 fe80::f816:3eff:fe21:c513/64 scope link 
       valid_lft forever preferred_lft forever

---> sar -b -r -n DEV:
Linux 4.15.0-194-generic (prd-ubuntu1804-builder-4c-4g-6431) 	03/08/25 	_x86_64_	(4 CPU)

06:25:19     LINUX RESTART	(4 CPU)

06:26:01          tps      rtps      wtps   bread/s   bwrtn/s
06:27:01       168.49     41.08    127.41   2461.32  17282.72
06:28:01        42.09      3.73     38.36    146.64   7439.29
06:29:01         4.18      0.00      4.18      0.00   2399.33
06:30:01        13.56      3.55     10.01    104.10   3512.16
Average:        57.08     12.09     44.99    677.99   7658.20

06:26:01    kbmemfree   kbavail kbmemused  %memused kbbuffers  kbcached  kbcommit   %commit  kbactive   kbinact   kbdirty
06:27:01     12840628  14660432   3584340     21.82     72996   1938228   1721468      9.85   1621880   1726148     64864
06:28:01     12355768  14257580   4069200     24.77     75632   2014120   1963692     11.24   2052512   1774304      2620
06:29:01     12330320  14232176   4094648     24.93     75708   2014160   1963692     11.24   2078460   1774340        60
06:30:01     13327716  15282748   3097252     18.86     77632   2062980    982584      5.62   1066108   1790152     17488
Average:     12713608  14608234   3711360     22.60     75492   2007372   1657859      9.49   1704740   1766236     21258

06:26:01        IFACE   rxpck/s   txpck/s    rxkB/s    txkB/s   rxcmp/s   txcmp/s  rxmcst/s   %ifutil
06:27:01           lo      0.73      0.73      0.08      0.08      0.00      0.00      0.00      0.00
06:27:01         ens3    269.77    200.02   2632.60     38.34      0.00      0.00      0.00      0.00
06:28:01           lo      1.68      1.68      0.09      0.09      0.00      0.00      0.00      0.00
06:28:01         ens3    976.24    461.29   1194.73    227.33      0.00      0.00      0.00      0.00
06:29:01           lo      4.17      4.17      0.20      0.20      0.00      0.00      0.00      0.00
06:29:01         ens3     28.00     17.43      6.59      6.47      0.00      0.00      0.00      0.00
06:30:01           lo     17.83     17.83      2.59      2.59      0.00      0.00      0.00      0.00
06:30:01         ens3    503.78    331.97    688.64    130.03      0.00      0.00      0.00      0.00
Average:           lo      6.10      6.10      0.74      0.74      0.00      0.00      0.00      0.00
Average:         ens3    444.45    252.68   1130.62    100.54      0.00      0.00      0.00      0.00

---> sar -P ALL:
Linux 4.15.0-194-generic (prd-ubuntu1804-builder-4c-4g-6431) 	03/08/25 	_x86_64_	(4 CPU)

06:25:19     LINUX RESTART	(4 CPU)

06:26:01        CPU     %user     %nice   %system   %iowait    %steal     %idle
06:27:01        all     40.01      0.00      2.01      1.64      0.07     56.27
06:27:01          0     41.73      0.00      2.39      4.11      0.08     51.68
06:27:01          1     38.88      0.00      1.62      0.94      0.05     58.52
06:27:01          2     47.21      0.00      2.31      0.62      0.07     49.80
06:27:01          3     32.21      0.00      1.74      0.90      0.05     65.10
06:28:01        all     42.32      0.00      1.41      0.16      0.07     56.04
06:28:01          0     42.90      0.00      1.10      0.03      0.08     55.88
06:28:01          1     44.23      0.00      1.35      0.10      0.05     54.26
06:28:01          2     44.10      0.00      0.94      0.07      0.07     54.84
06:28:01          3     38.07      0.00      2.23      0.45      0.08     59.17
06:29:01        all      0.90      0.00      0.08      0.10      0.03     98.89
06:29:01          0      1.54      0.00      0.17      0.00      0.05     98.24
06:29:01          1      0.63      0.00      0.03      0.08      0.02     99.23
06:29:01          2      0.75      0.00      0.07      0.00      0.03     99.15
06:29:01          3      0.65      0.00      0.07      0.30      0.03     98.95
06:30:01        all     29.92      0.00      1.21      0.10      0.06     68.71
06:30:01          0     32.65      0.00      1.17      0.00      0.08     66.10
06:30:01          1     33.85      0.00      0.92      0.07      0.05     65.11
06:30:01          2     29.00      0.00      1.47      0.02      0.07     69.45
06:30:01          3     24.18      0.00      1.27      0.28      0.05     74.22
Average:        all     28.28      0.00      1.18      0.50      0.06     69.99
Average:          0     29.68      0.00      1.20      1.03      0.07     68.01
Average:          1     29.39      0.00      0.98      0.30      0.04     69.29
Average:          2     30.26      0.00      1.19      0.18      0.06     68.31
Average:          3     23.78      0.00      1.33      0.48      0.05     74.36