---> uname -a:
Linux prd-ubuntu1804-builder-4c-4g-865 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  8.6G   69G  12% /
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         602       13002           0        2434       15121
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:fe:ee:91 brd ff:ff:ff:ff:ff:ff
    inet 10.30.106.64/23 brd 10.30.107.255 scope global dynamic ens3
       valid_lft 86194sec preferred_lft 86194sec
    inet6 fe80::f816:3eff:fefe:ee91/64 scope link 
       valid_lft forever preferred_lft forever

---> sar -b -r -n DEV:
Linux 4.15.0-194-generic (prd-ubuntu1804-builder-4c-4g-865) 	09/28/25 	_x86_64_	(4 CPU)

12:44:27     LINUX RESTART	(4 CPU)

12:45:01          tps      rtps      wtps   bread/s   bwrtn/s
12:46:01       191.75     36.89    154.87   2199.93  37573.74
12:47:01        49.91      8.28     41.63    520.71   8741.48
Average:       120.84     22.59     98.25   1360.39  23158.81

12:45:01    kbmemfree   kbavail kbmemused  %memused kbbuffers  kbcached  kbcommit   %commit  kbactive   kbinact   kbdirty
12:46:01     13318620  15133208   3106348     18.91     73908   1931420   1526008      8.73   1118688   1755500    102128
12:47:01     12748972  14895984   3675996     22.38     77020   2253888   1344820      7.70   1456380   1973860    163480
Average:     13033796  15014596   3391172     20.65     75464   2092654   1435414      8.21   1287534   1864680    132804

12:45:01        IFACE   rxpck/s   txpck/s    rxkB/s    txkB/s   rxcmp/s   txcmp/s  rxmcst/s   %ifutil
12:46:01           lo      0.93      0.93      0.11      0.11      0.00      0.00      0.00      0.00
12:46:01         ens3    258.73    207.38   2408.82     41.72      0.00      0.00      0.00      0.00
12:47:01           lo      3.60      3.60      1.89      1.89      0.00      0.00      0.00      0.00
12:47:01         ens3   1275.07    747.66   3134.23    237.48      0.00      0.00      0.00      0.00
Average:           lo      2.27      2.27      1.00      1.00      0.00      0.00      0.00      0.00
Average:         ens3    766.86    477.50   2771.50    139.59      0.00      0.00      0.00      0.00

---> sar -P ALL:
Linux 4.15.0-194-generic (prd-ubuntu1804-builder-4c-4g-865) 	09/28/25 	_x86_64_	(4 CPU)

12:44:27     LINUX RESTART	(4 CPU)

12:45:01        CPU     %user     %nice   %system   %iowait    %steal     %idle
12:46:01        all     28.57      0.00      1.84      2.73      0.06     66.80
12:46:01          0     36.01      0.00      1.85      0.92      0.07     61.15
12:46:01          1     28.27      0.00      1.74      1.37      0.05     68.57
12:46:01          2     33.37      0.00      2.49      5.46      0.07     58.62
12:46:01          3     16.59      0.00      1.29      3.15      0.05     78.92
12:47:01        all     64.16      0.00      2.68      0.19      0.09     32.89
12:47:01          0     68.36      0.00      2.44      0.08      0.08     29.03
12:47:01          1     67.11      0.00      2.69      0.40      0.10     29.70
12:47:01          2     57.03      0.00      2.93      0.17      0.10     39.77
12:47:01          3     64.11      0.00      2.63      0.10      0.08     33.08
Average:        all     46.36      0.00      2.26      1.46      0.08     49.85
Average:          0     52.17      0.00      2.14      0.50      0.08     45.11
Average:          1     47.69      0.00      2.21      0.89      0.08     49.14
Average:          2     45.20      0.00      2.71      2.81      0.08     49.19
Average:          3     40.37      0.00      1.96      1.63      0.07     55.98