---> uname -a:
Linux prd-ubuntu1804-builder-4c-4g-477 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:             2800.000
BogoMIPS:            5600.00
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  680K  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         624       13008           0        2406       15088
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:96:6d:2a brd ff:ff:ff:ff:ff:ff
    inet 10.30.106.240/23 brd 10.30.107.255 scope global dynamic ens3
       valid_lft 86214sec preferred_lft 86214sec
    inet6 fe80::f816:3eff:fe96:6d2a/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-477) 	12/20/25 	_x86_64_	(4 CPU)

21:40:26     LINUX RESTART	(4 CPU)

21:41:03          tps      rtps      wtps   bread/s   bwrtn/s
21:42:01       177.08     15.24    161.84    421.23  53524.85
21:43:01       321.80     42.76    279.04   2908.05  15740.84
Average:       250.66     29.23    221.43   1685.61  34314.33

21:41:03    kbmemfree   kbavail kbmemused  %memused kbbuffers  kbcached  kbcommit   %commit  kbactive   kbinact   kbdirty
21:42:01     13257116  15039096   3167852     19.29     76320   1894296   1370504      7.84   1206544   1718060    163496
21:43:01     13352668  15477520   3072300     18.71     96648   2201736    847144      4.85    876700   1927768     61916
Average:     13304892  15258308   3120076     19.00     86484   2048016   1108824      6.35   1041622   1822914    112706

21:41:03        IFACE   rxpck/s   txpck/s    rxkB/s    txkB/s   rxcmp/s   txcmp/s  rxmcst/s   %ifutil
21:42:01           lo      1.62      1.62      0.20      0.20      0.00      0.00      0.00      0.00
21:42:01         ens3    199.40    146.66   1838.62     32.17      0.00      0.00      0.00      0.00
21:43:01           lo      1.43      1.43      0.16      0.16      0.00      0.00      0.00      0.00
21:43:01         ens3    596.78    367.06   2728.29    107.51      0.00      0.00      0.00      0.00
Average:           lo      1.53      1.53      0.18      0.18      0.00      0.00      0.00      0.00
Average:         ens3    401.44    258.71   2290.96     70.47      0.00      0.00      0.00      0.00

---> sar -P ALL:
Linux 4.15.0-194-generic (prd-ubuntu1804-builder-4c-4g-477) 	12/20/25 	_x86_64_	(4 CPU)

21:40:26     LINUX RESTART	(4 CPU)

21:41:03        CPU     %user     %nice   %system   %iowait    %steal     %idle
21:42:01        all     26.84      0.00      1.87      3.04      0.06     68.18
21:42:01          0     13.20      0.00      0.98      0.28      0.05     85.49
21:42:01          1     37.47      0.00      3.04      1.74      0.07     57.68
21:42:01          2     44.66      0.00      2.58      5.50      0.07     47.20
21:42:01          3     12.01      0.00      0.87      4.65      0.05     82.42
21:43:01        all     36.91      0.00      2.71      1.60      0.07     58.71
21:43:01          0     31.97      0.00      2.89      1.35      0.07     63.72
21:43:01          1     39.96      0.00      3.48      3.97      0.07     52.53
21:43:01          2     46.96      0.00      2.59      0.72      0.07     49.66
21:43:01          3     28.78      0.00      1.84      0.37      0.08     68.93
Average:        all     31.96      0.00      2.30      2.31      0.07     63.37
Average:          0     22.74      0.00      1.95      0.82      0.06     74.43
Average:          1     38.73      0.00      3.26      2.87      0.07     55.06
Average:          2     45.83      0.00      2.59      3.07      0.07     48.45
Average:          3     20.55      0.00      1.36      2.47      0.07     75.55