---> uname -a:
Linux prd-ubuntu1804-builder-4c-4g-2474 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         555       13138           0        2346       15165
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:55:31:42 brd ff:ff:ff:ff:ff:ff
    inet 10.30.106.122/23 brd 10.30.107.255 scope global dynamic ens3
       valid_lft 86194sec preferred_lft 86194sec
    inet6 fe80::f816:3eff:fe55:3142/64 scope link 
       valid_lft forever preferred_lft forever

---> sar -b -r -n DEV:
Linux 4.15.0-194-generic (prd-ubuntu1804-builder-4c-4g-2474) 	01/24/26 	_x86_64_	(4 CPU)

03:08:35     LINUX RESTART	(4 CPU)

03:09:01          tps      rtps      wtps   bread/s   bwrtn/s
03:10:01       119.56     14.11    105.45    267.69  53581.87
03:11:01       166.74     48.94    117.80   3014.83  17590.93
Average:       143.15     31.53    111.62   1641.26  35586.40

03:09:01    kbmemfree   kbavail kbmemused  %memused kbbuffers  kbcached  kbcommit   %commit  kbactive   kbinact   kbdirty
03:10:01     13971848  15616580   2453120     14.94     68348   1772100    726128      4.16    604936   1625128    249712
03:11:01     13445036  15386192   2979932     18.14     84356   2042740    951260      5.44    917832   1818268     54136
Average:     13708442  15501386   2716526     16.54     76352   1907420    838694      4.80    761384   1721698    151924

03:09:01        IFACE   rxpck/s   txpck/s    rxkB/s    txkB/s   rxcmp/s   txcmp/s  rxmcst/s   %ifutil
03:10:01         ens3     91.82     61.89   1290.07     17.14      0.00      0.00      0.00      0.00
03:10:01           lo      1.33      1.33      0.16      0.16      0.00      0.00      0.00      0.00
03:11:01         ens3    370.95    247.51   2617.73     54.06      0.00      0.00      0.00      0.00
03:11:01           lo      2.67      2.67      0.30      0.30      0.00      0.00      0.00      0.00
Average:         ens3    231.39    154.70   1953.90     35.60      0.00      0.00      0.00      0.00
Average:           lo      2.00      2.00      0.23      0.23      0.00      0.00      0.00      0.00

---> sar -P ALL:
Linux 4.15.0-194-generic (prd-ubuntu1804-builder-4c-4g-2474) 	01/24/26 	_x86_64_	(4 CPU)

03:08:35     LINUX RESTART	(4 CPU)

03:09:01        CPU     %user     %nice   %system   %iowait    %steal     %idle
03:10:01        all     18.26      0.00      1.16      8.92      0.06     71.60
03:10:01          0     11.20      0.00      1.04      2.55      0.03     85.17
03:10:01          1     45.27      0.00      2.34     10.16      0.10     42.13
03:10:01          2      5.79      0.00      0.47     22.53      0.05     71.16
03:10:01          3     10.76      0.00      0.78      0.50      0.03     87.92
03:11:01        all     31.94      0.00      2.48      2.17      0.09     63.33
03:11:01          0     31.24      0.00      2.47      4.70      0.10     61.49
03:11:01          1     34.40      0.00      2.91      1.62      0.10     60.96
03:11:01          2     24.95      0.00      2.05      1.22      0.10     71.67
03:11:01          3     37.20      0.00      2.47      1.17      0.08     59.07
Average:        all     25.10      0.00      1.82      5.54      0.07     67.46
Average:          0     21.21      0.00      1.75      3.63      0.07     73.34
Average:          1     39.84      0.00      2.63      5.90      0.10     51.53
Average:          2     15.45      0.00      1.27     11.80      0.07     71.42
Average:          3     23.97      0.00      1.63      0.83      0.06     73.51