---> uname -a:
Linux prd-ubuntu1804-builder-4c-4g-12786 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  8.5G   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         607       13037           0        2394       15112
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:1d:ee:68 brd ff:ff:ff:ff:ff:ff
    inet 10.30.106.245/23 brd 10.30.107.255 scope global dynamic ens3
       valid_lft 86201sec preferred_lft 86201sec
    inet6 fe80::f816:3eff:fe1d:ee68/64 scope link 
       valid_lft forever preferred_lft forever

---> sar -b -r -n DEV:
Linux 4.15.0-194-generic (prd-ubuntu1804-builder-4c-4g-12786) 	11/15/25 	_x86_64_	(4 CPU)

03:08:33     LINUX RESTART	(4 CPU)

03:09:01          tps      rtps      wtps   bread/s   bwrtn/s
03:10:02       178.75     25.68    153.07    722.68  55476.09
03:11:01       117.61     41.52     76.09   2836.13  17727.71
Average:       148.44     33.53    114.91   1770.53  36760.48

03:09:01    kbmemfree   kbavail kbmemused  %memused kbbuffers  kbcached  kbcommit   %commit  kbactive   kbinact   kbdirty
03:10:02     13426388  15148892   2998580     18.26     71560   1843080   1270696      7.27   1089116   1674648    150148
03:11:01     12320696  14419484   4104272     24.99     84524   2194056   1862564     10.66   1920616   1925280    104284
Average:     12873542  14784188   3551426     21.62     78042   2018568   1566630      8.97   1504866   1799964    127216

03:09:01        IFACE   rxpck/s   txpck/s    rxkB/s    txkB/s   rxcmp/s   txcmp/s  rxmcst/s   %ifutil
03:10:02           lo      1.53      1.53      0.19      0.19      0.00      0.00      0.00      0.00
03:10:02         ens3    183.25    139.01   1762.02     32.86      0.00      0.00      0.00      0.00
03:11:01           lo      2.37      2.37      0.27      0.27      0.00      0.00      0.00      0.00
03:11:01         ens3    466.01    304.90   3324.46     72.24      0.00      0.00      0.00      0.00
Average:           lo      1.95      1.95      0.23      0.23      0.00      0.00      0.00      0.00
Average:         ens3    323.44    221.26   2536.67     52.38      0.00      0.00      0.00      0.00

---> sar -P ALL:
Linux 4.15.0-194-generic (prd-ubuntu1804-builder-4c-4g-12786) 	11/15/25 	_x86_64_	(4 CPU)

03:08:33     LINUX RESTART	(4 CPU)

03:09:01        CPU     %user     %nice   %system   %iowait    %steal     %idle
03:10:02        all     25.21      0.00      1.82      3.43      0.08     69.47
03:10:02          0     35.65      0.00      2.17      5.10      0.08     56.99
03:10:02          1     18.72      0.00      1.74      5.90      0.08     73.56
03:10:02          2     15.91      0.00      1.22      1.69      0.07     81.11
03:10:02          3     30.52      0.00      2.12      1.05      0.08     66.23
03:11:01        all     33.35      0.00      2.68      1.33      0.08     62.55
03:11:01          0     38.96      0.00      2.67      1.12      0.08     57.16
03:11:01          1     29.26      0.00      2.80      2.29      0.12     65.53
03:11:01          2     32.09      0.00      2.50      0.63      0.08     64.70
03:11:01          3     33.11      0.00      2.74      1.28      0.07     62.80
Average:        all     29.25      0.00      2.24      2.39      0.08     66.03
Average:          0     37.29      0.00      2.42      3.13      0.08     57.08
Average:          1     23.95      0.00      2.27      4.11      0.10     69.57
Average:          2     23.95      0.00      1.86      1.16      0.08     72.96
Average:          3     31.80      0.00      2.43      1.16      0.08     64.53