---> uname -a:
Linux prd-ubuntu1804-builder-4c-4g-3592 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  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         595       13376           0        2068       15131
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:74:93:3c brd ff:ff:ff:ff:ff:ff
    inet 10.30.106.222/23 brd 10.30.107.255 scope global dynamic ens3
       valid_lft 86269sec preferred_lft 86269sec
    inet6 fe80::f816:3eff:fe74:933c/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-3592) 	10/18/25 	_x86_64_	(4 CPU)

19:03:54     LINUX RESTART	(4 CPU)

19:04:01          tps      rtps      wtps   bread/s   bwrtn/s
19:05:01       307.75     58.97    248.78   3722.18  72039.86
19:06:01       100.88      1.45     99.43    141.44  11359.97
Average:       204.32     30.21    174.10   1931.81  41699.92

19:04:01    kbmemfree   kbavail kbmemused  %memused kbbuffers  kbcached  kbcommit   %commit  kbactive   kbinact   kbdirty
19:05:01     13966388  15462924   2458580     14.97     55400   1645400    897204      5.13    782672   1470080     78116
19:06:01     13729176  15525864   2695792     16.41     79724   1904380    794820      4.55    736296   1720164    112844
Average:     13847782  15494394   2577186     15.69     67562   1774890    846012      4.84    759484   1595122     95480

19:04:01        IFACE   rxpck/s   txpck/s    rxkB/s    txkB/s   rxcmp/s   txcmp/s  rxmcst/s   %ifutil
19:05:01           lo      1.80      1.80      0.20      0.20      0.00      0.00      0.00      0.00
19:05:01         ens3    527.61    328.73   1825.36     83.87      0.00      0.00      0.00      0.00
19:06:01           lo      1.20      1.20      0.13      0.13      0.00      0.00      0.00      0.00
19:06:01         ens3     55.51     41.21    847.61     10.34      0.00      0.00      0.00      0.00
Average:           lo      1.50      1.50      0.16      0.16      0.00      0.00      0.00      0.00
Average:         ens3    291.56    184.97   1336.48     47.11      0.00      0.00      0.00      0.00

---> sar -P ALL:
Linux 4.15.0-194-generic (prd-ubuntu1804-builder-4c-4g-3592) 	10/18/25 	_x86_64_	(4 CPU)

19:03:54     LINUX RESTART	(4 CPU)

19:04:01        CPU     %user     %nice   %system   %iowait    %steal     %idle
19:05:01        all     22.34      0.00      2.40      5.63      0.07     69.56
19:05:01          0     16.22      0.00      1.90      2.42      0.07     79.39
19:05:01          1     28.61      0.00      2.40      1.68      0.07     67.25
19:05:01          2     15.13      0.00      2.04      1.62      0.07     81.15
19:05:01          3     29.44      0.00      3.24     16.81      0.08     50.43
19:06:01        all     20.95      0.00      1.40      1.85      0.05     75.75
19:06:01          0     32.43      0.00      1.17      0.37      0.03     66.01
19:06:01          1     33.02      0.00      2.63      1.16      0.07     63.13
19:06:01          2     16.66      0.00      1.30      1.82      0.03     80.19
19:06:01          3      1.69      0.00      0.53      4.08      0.05     93.65
Average:        all     21.64      0.00      1.90      3.74      0.06     72.66
Average:          0     24.33      0.00      1.53      1.39      0.05     72.69
Average:          1     30.82      0.00      2.51      1.42      0.07     65.19
Average:          2     15.89      0.00      1.67      1.72      0.05     80.67
Average:          3     15.56      0.00      1.89     10.44      0.07     72.05