---> uname -a:
Linux prd-ubuntu1804-builder-4c-4g-231 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         600       13147           0        2291       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:f5:4f:0a brd ff:ff:ff:ff:ff:ff
    inet 10.30.107.127/23 brd 10.30.107.255 scope global dynamic ens3
       valid_lft 86235sec preferred_lft 86235sec
    inet6 fe80::f816:3eff:fef5:4f0a/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-231) 	12/20/25 	_x86_64_	(4 CPU)

03:09:59     LINUX RESTART	(4 CPU)

03:10:01          tps      rtps      wtps   bread/s   bwrtn/s
03:11:02       320.65     64.14    256.51   4359.41 107707.92
03:12:01       310.79     40.08    270.72   2088.05  20490.90
Average:       315.76     52.21    263.55   3233.27  64465.80

03:10:01    kbmemfree   kbavail kbmemused  %memused kbbuffers  kbcached  kbcommit   %commit  kbactive   kbinact   kbdirty
03:11:02     14072332  15596132   2352636     14.32     60428   1667504    767900      4.39    618500   1527636    156264
03:12:01     13495828  15509820   2929140     17.83     86632   2110484    839896      4.81    857900   1823400     98588
Average:     13784080  15552976   2640888     16.08     73530   1888994    803898      4.60    738200   1675518    127426

03:10:01        IFACE   rxpck/s   txpck/s    rxkB/s    txkB/s   rxcmp/s   txcmp/s  rxmcst/s   %ifutil
03:11:02           lo      2.00      2.00      0.22      0.22      0.00      0.00      0.00      0.00
03:11:02         ens3    314.98    212.16   1741.37     70.32      0.00      0.00      0.00      0.00
03:12:01           lo      1.97      1.97      0.32      0.32      0.00      0.00      0.00      0.00
03:12:01         ens3    455.48    327.42   2778.40     82.55      0.00      0.00      0.00      0.00
Average:           lo      1.98      1.98      0.27      0.27      0.00      0.00      0.00      0.00
Average:         ens3    384.64    269.31   2255.53     76.38      0.00      0.00      0.00      0.00

---> sar -P ALL:
Linux 4.15.0-194-generic (prd-ubuntu1804-builder-4c-4g-231) 	12/20/25 	_x86_64_	(4 CPU)

03:09:59     LINUX RESTART	(4 CPU)

03:10:01        CPU     %user     %nice   %system   %iowait    %steal     %idle
03:11:02        all     19.51      0.00      2.49      9.41      0.08     68.51
03:11:02          0     25.69      0.00      4.12      3.80      0.10     66.29
03:11:02          1     15.51      0.00      2.01      5.87      0.07     76.55
03:11:02          2     17.54      0.00      1.91     23.43      0.10     57.01
03:11:02          3     19.31      0.00      1.89      4.57      0.07     74.16
03:12:01        all     28.19      0.00      2.68      1.74      0.10     67.28
03:12:01          0     21.32      0.00      2.56      1.23      0.09     74.81
03:12:01          1     40.51      0.00      3.13      0.70      0.10     55.56
03:12:01          2     27.37      0.00      2.18      1.99      0.10     68.36
03:12:01          3     23.57      0.00      2.86      3.01      0.09     70.48
Average:        all     23.82      0.00      2.58      5.60      0.09     67.90
Average:          0     23.53      0.00      3.34      2.52      0.09     70.51
Average:          1     27.90      0.00      2.56      3.30      0.08     66.14
Average:          2     22.42      0.00      2.04     12.79      0.10     62.64
Average:          3     21.43      0.00      2.37      3.80      0.08     72.33