---> uname -a:
Linux prd-ubuntu1804-builder-4c-4g-455 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  8.6G   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         622       12956           0        2460       15102
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:b3:1d:25 brd ff:ff:ff:ff:ff:ff
    inet 10.30.106.135/23 brd 10.30.107.255 scope global dynamic ens3
       valid_lft 86229sec preferred_lft 86229sec
    inet6 fe80::f816:3eff:feb3:1d25/64 scope link 
       valid_lft forever preferred_lft forever

---> sar -b -r -n DEV:
Linux 4.15.0-194-generic (prd-ubuntu1804-builder-4c-4g-455) 	12/20/25 	_x86_64_	(4 CPU)

19:32:27     LINUX RESTART	(4 CPU)

19:33:01          tps      rtps      wtps   bread/s   bwrtn/s
19:34:01       199.92     34.79    165.12   2176.70  54854.59
19:35:01       312.53      9.30    303.23    483.65  22108.05
Average:       256.22     22.05    234.18   1330.18  38481.32

19:33:01    kbmemfree   kbavail kbmemused  %memused kbbuffers  kbcached  kbcommit   %commit  kbactive   kbinact   kbdirty
19:34:01     13058648  14856392   3366320     20.50     73812   1915312   1342716      7.68   1387472   1745272     99124
19:35:01     13259356  15454580   3165612     19.27     77612   2303276    846636      4.85    951336   1971016     28948
Average:     13159002  15155486   3265966     19.88     75712   2109294   1094676      6.26   1169404   1858144     64036

19:33:01        IFACE   rxpck/s   txpck/s    rxkB/s    txkB/s   rxcmp/s   txcmp/s  rxmcst/s   %ifutil
19:34:01           lo      0.87      0.87      0.11      0.11      0.00      0.00      0.00      0.00
19:34:01         ens3    293.90    229.25   2268.32     49.67      0.00      0.00      0.00      0.00
19:35:01           lo      1.00      1.00      0.11      0.11      0.00      0.00      0.00      0.00
19:35:01         ens3    570.84    345.51   3457.81     94.90      0.00      0.00      0.00      0.00
Average:           lo      0.93      0.93      0.11      0.11      0.00      0.00      0.00      0.00
Average:         ens3    432.37    287.38   2863.06     72.28      0.00      0.00      0.00      0.00

---> sar -P ALL:
Linux 4.15.0-194-generic (prd-ubuntu1804-builder-4c-4g-455) 	12/20/25 	_x86_64_	(4 CPU)

19:32:27     LINUX RESTART	(4 CPU)

19:33:01        CPU     %user     %nice   %system   %iowait    %steal     %idle
19:34:01        all     29.48      0.00      1.79      3.70      0.06     64.98
19:34:01          0     37.43      0.00      1.96      5.34      0.07     55.20
19:34:01          1     18.24      0.00      1.66      1.13      0.03     78.94
19:34:01          2     44.69      0.00      2.73      4.02      0.07     48.49
19:34:01          3     17.55      0.00      0.76      4.33      0.07     77.29
19:35:01        all     35.29      0.00      1.93      2.09      0.07     60.62
19:35:01          0     28.10      0.00      1.79      3.24      0.07     66.81
19:35:01          1     44.33      0.00      2.01      0.42      0.07     53.18
19:35:01          2     27.85      0.00      1.82      4.15      0.07     66.11
19:35:01          3     40.87      0.00      2.12      0.55      0.05     56.41
Average:        all     32.39      0.00      1.86      2.89      0.06     62.80
Average:          0     32.75      0.00      1.88      4.29      0.07     61.02
Average:          1     31.24      0.00      1.83      0.78      0.05     66.10
Average:          2     36.26      0.00      2.28      4.08      0.07     57.31
Average:          3     29.29      0.00      1.44      2.43      0.06     66.78