---> uname -a:
Linux prd-ubuntu1804-builder-4c-4g-16261 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         593       12963           0        2483       15116
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:66:18:c6 brd ff:ff:ff:ff:ff:ff
    inet 10.30.107.27/23 brd 10.30.107.255 scope global dynamic ens3
       valid_lft 86203sec preferred_lft 86203sec
    inet6 fe80::f816:3eff:fe66:18c6/64 scope link 
       valid_lft forever preferred_lft forever

---> sar -b -r -n DEV:
Linux 4.15.0-194-generic (prd-ubuntu1804-builder-4c-4g-16261) 	11/29/25 	_x86_64_	(4 CPU)

10:20:24     LINUX RESTART	(4 CPU)

10:21:01          tps      rtps      wtps   bread/s   bwrtn/s
10:22:01       240.51     11.05    229.46    252.22  28206.10
10:23:01       123.08     21.98    101.10   1536.68  13545.74
Average:       181.79     16.51    165.28    894.45  20875.92

10:21:01    kbmemfree   kbavail kbmemused  %memused kbbuffers  kbcached  kbcommit   %commit  kbactive   kbinact   kbdirty
10:22:01     13003428  14849940   3421540     20.83     85116   1947936   1626652      9.31   1389828   1783576    197004
10:23:01     13302224  15491712   3122744     19.01    108808   2243764    819348      4.69    862404   1975900    146108
Average:     13152826  15170826   3272142     19.92     96962   2095850   1223000      7.00   1126116   1879738    171556

10:21:01        IFACE   rxpck/s   txpck/s    rxkB/s    txkB/s   rxcmp/s   txcmp/s  rxmcst/s   %ifutil
10:22:01           lo      3.00      3.00      0.55      0.55      0.00      0.00      0.00      0.00
10:22:01         ens3    240.23    184.42   2128.19     30.45      0.00      0.00      0.00      0.00
10:23:01           lo      0.87      0.87      0.11      0.11      0.00      0.00      0.00      0.00
10:23:01         ens3    259.26    188.44   1378.74     35.75      0.00      0.00      0.00      0.00
Average:           lo      1.93      1.93      0.33      0.33      0.00      0.00      0.00      0.00
Average:         ens3    249.74    186.43   1753.47     33.10      0.00      0.00      0.00      0.00

---> sar -P ALL:
Linux 4.15.0-194-generic (prd-ubuntu1804-builder-4c-4g-16261) 	11/29/25 	_x86_64_	(4 CPU)

10:20:24     LINUX RESTART	(4 CPU)

10:21:01        CPU     %user     %nice   %system   %iowait    %steal     %idle
10:22:01        all     23.77      0.00      2.05      1.64      0.07     72.47
10:22:01          0     31.62      0.00      2.92      2.94      0.08     62.43
10:22:01          1     15.77      0.00      1.26      1.12      0.05     81.80
10:22:01          2     16.95      0.00      1.94      1.87      0.07     79.17
10:22:01          3     30.68      0.00      2.07      0.65      0.08     66.51
10:23:01        all     25.38      0.00      3.10      0.67      0.07     70.79
10:23:01          0     21.74      0.00      2.69      0.17      0.07     75.34
10:23:01          1     28.99      0.00      3.41      0.25      0.08     67.27
10:23:01          2     19.96      0.00      3.17      0.79      0.07     76.01
10:23:01          3     30.86      0.00      3.09      1.46      0.07     64.53
Average:        all     24.57      0.00      2.57      1.16      0.07     71.63
Average:          0     26.68      0.00      2.81      1.55      0.08     68.88
Average:          1     22.38      0.00      2.33      0.69      0.07     74.53
Average:          2     18.46      0.00      2.56      1.33      0.07     77.59
Average:          3     30.77      0.00      2.58      1.06      0.08     65.52