---> uname -a:
Linux prd-ubuntu1804-builder-4c-4g-296 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  8.5G   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         610       13044           0        2384       15110
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:9d:ac:b5 brd ff:ff:ff:ff:ff:ff
    inet 10.30.106.67/23 brd 10.30.107.255 scope global dynamic ens3
       valid_lft 86186sec preferred_lft 86186sec
    inet6 fe80::f816:3eff:fe9d:acb5/64 scope link 
       valid_lft forever preferred_lft forever

---> sar -b -r -n DEV:
Linux 4.15.0-194-generic (prd-ubuntu1804-builder-4c-4g-296) 	12/20/25 	_x86_64_	(4 CPU)

07:40:29     LINUX RESTART	(4 CPU)

07:41:01          tps      rtps      wtps   bread/s   bwrtn/s
07:42:01       160.62     16.56    144.06    407.13  17292.32
07:43:01        92.30     29.68     62.62   2315.88  13159.41
Average:       126.46     23.12    103.34   1361.51  15225.86

07:41:01    kbmemfree   kbavail kbmemused  %memused kbbuffers  kbcached  kbcommit   %commit  kbactive   kbinact   kbdirty
07:42:01     13382508  15171516   3042460     18.52     75484   1902492   1187340      6.80   1073028   1729752    140860
07:43:01     12681648  14772204   3743320     22.79     80396   2191128   1474120      8.44   1524064   1962132     66124
Average:     13032078  14971860   3392890     20.66     77940   2046810   1330730      7.62   1298546   1845942    103492

07:41:01        IFACE   rxpck/s   txpck/s    rxkB/s    txkB/s   rxcmp/s   txcmp/s  rxmcst/s   %ifutil
07:42:01           lo      0.87      0.87      0.11      0.11      0.00      0.00      0.00      0.00
07:42:01         ens3    335.44    253.44   2869.20     60.83      0.00      0.00      0.00      0.00
07:43:01           lo      0.67      0.67      0.08      0.08      0.00      0.00      0.00      0.00
07:43:01         ens3   1221.75    710.81   3289.01    236.46      0.00      0.00      0.00      0.00
Average:           lo      0.77      0.77      0.09      0.09      0.00      0.00      0.00      0.00
Average:         ens3    778.60    482.13   3079.11    148.64      0.00      0.00      0.00      0.00

---> sar -P ALL:
Linux 4.15.0-194-generic (prd-ubuntu1804-builder-4c-4g-296) 	12/20/25 	_x86_64_	(4 CPU)

07:40:29     LINUX RESTART	(4 CPU)

07:41:01        CPU     %user     %nice   %system   %iowait    %steal     %idle
07:42:01        all     30.75      0.00      1.90      1.59      0.08     65.69
07:42:01          0     30.79      0.00      2.32      0.60      0.08     66.20
07:42:01          1     22.29      0.00      1.48      0.67      0.07     75.49
07:42:01          2     31.15      0.00      1.65      3.76      0.07     63.36
07:42:01          3     38.75      0.00      2.16      1.34      0.08     57.67
07:43:01        all     61.87      0.00      2.73      0.42      0.12     34.86
07:43:01          0     62.38      0.00      2.94      0.65      0.15     33.87
07:43:01          1     55.65      0.00      3.41      0.40      0.12     40.42
07:43:01          2     64.05      0.00      2.63      0.22      0.12     32.98
07:43:01          3     65.40      0.00      1.94      0.40      0.13     32.13
Average:        all     46.30      0.00      2.32      1.00      0.10     50.28
Average:          0     46.58      0.00      2.63      0.63      0.12     50.05
Average:          1     38.98      0.00      2.45      0.53      0.09     57.95
Average:          2     47.59      0.00      2.14      1.99      0.09     48.19
Average:          3     52.07      0.00      2.05      0.87      0.11     44.90