---> uname -a:
Linux prd-ubuntu1804-builder-4c-4g-360 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  8.8G   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         616       12679           0        2744       15093
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:42:b8:2d brd ff:ff:ff:ff:ff:ff
    inet 10.30.107.163/23 brd 10.30.107.255 scope global dynamic ens3
       valid_lft 86188sec preferred_lft 86188sec
    inet6 fe80::f816:3eff:fe42:b82d/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-360) 	12/20/25 	_x86_64_	(4 CPU)

12:05:27     LINUX RESTART	(4 CPU)

12:06:02          tps      rtps      wtps   bread/s   bwrtn/s
12:07:01       177.51     15.13    162.38    415.79  56518.29
12:08:01       134.38     51.14     83.24   5290.05  14352.14
Average:       155.76     33.29    122.48   2873.40  35258.07

12:06:02    kbmemfree   kbavail kbmemused  %memused kbbuffers  kbcached  kbcommit   %commit  kbactive   kbinact   kbdirty
12:07:01     13301584  15087568   3123376     19.02     76516   1897644   1329872      7.61   1160624   1720936    161320
12:08:01     12975876  15325508   3449084     21.00     85544   2439836    978196      5.60   1036480   2151060    170596
Average:     13138730  15206538   3286230     20.01     81030   2168740   1154034      6.60   1098552   1935998    165958

12:06:02        IFACE   rxpck/s   txpck/s    rxkB/s    txkB/s   rxcmp/s   txcmp/s  rxmcst/s   %ifutil
12:07:01           lo      1.56      1.56      0.19      0.19      0.00      0.00      0.00      0.00
12:07:01         ens3    152.84    123.96   1792.40     28.78      0.00      0.00      0.00      0.00
12:08:01           lo      1.73      1.73      0.19      0.19      0.00      0.00      0.00      0.00
12:08:01         ens3    208.83    135.51   1367.05     29.08      0.00      0.00      0.00      0.00
Average:           lo      1.65      1.65      0.19      0.19      0.00      0.00      0.00      0.00
Average:         ens3    181.07    129.78   1577.94     28.93      0.00      0.00      0.00      0.00

---> sar -P ALL:
Linux 4.15.0-194-generic (prd-ubuntu1804-builder-4c-4g-360) 	12/20/25 	_x86_64_	(4 CPU)

12:05:27     LINUX RESTART	(4 CPU)

12:06:02        CPU     %user     %nice   %system   %iowait    %steal     %idle
12:07:01        all     26.19      0.00      1.74      4.14      0.09     67.84
12:07:01          0     42.88      0.00      3.15      3.98      0.10     49.89
12:07:01          1     15.28      0.00      1.03      0.34      0.05     83.29
12:07:01          2     12.00      0.00      1.12     11.05      0.12     75.71
12:07:01          3     34.68      0.00      1.70      1.17      0.07     62.38
12:08:01        all     27.13      0.00      1.70      1.41      0.08     69.67
12:08:01          0     19.59      0.00      1.51      2.36      0.08     76.47
12:08:01          1     36.94      0.00      2.05      0.35      0.12     60.55
12:08:01          2     27.65      0.00      1.54      1.70      0.08     69.03
12:08:01          3     24.32      0.00      1.70      1.24      0.05     72.69
Average:        all     26.67      0.00      1.72      2.76      0.09     68.77
Average:          0     31.13      0.00      2.32      3.16      0.09     63.30
Average:          1     26.21      0.00      1.54      0.34      0.08     71.82
Average:          2     19.90      0.00      1.33      6.33      0.10     72.33
Average:          3     29.45      0.00      1.70      1.20      0.06     67.58