---> uname -a:
Linux prd-ubuntu1804-builder-4c-4g-6541 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 lbrv nrip_save tsc_scale vmcb_clean flushbyasid pausefilter pfthreshold v_vmsave_vmload vgif 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  672K  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         555       13141           0        2343       15159
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:b4:ae:cb brd ff:ff:ff:ff:ff:ff
    inet 10.30.106.217/23 brd 10.30.107.255 scope global dynamic ens3
       valid_lft 86237sec preferred_lft 86237sec
    inet6 fe80::f816:3eff:feb4:aecb/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-6541) 	10/30/26 	_x86_64_	(4 CPU)

12:15:50     LINUX RESTART	(4 CPU)

12:16:01          tps      rtps      wtps   bread/s   bwrtn/s
12:17:02       265.72     64.97    200.75   4184.24  68763.07
12:18:01        98.25      0.86     97.39    106.29  11020.37
Average:       182.69     33.19    149.50   2162.39  40134.30

12:16:01    kbmemfree   kbavail kbmemused  %memused kbbuffers  kbcached  kbcommit   %commit  kbactive   kbinact   kbdirty
12:17:02     13926972  15515792   2497996     15.21     57104   1731056    848832      4.86    757076   1519724    133256
12:18:01     13607764  15503412   2817204     17.15     81396   1998620    814280      4.66    796268   1772156    187572
Average:     13767368  15509602   2657600     16.18     69250   1864838    831556      4.76    776672   1645940    160414

12:16:01        IFACE   rxpck/s   txpck/s    rxkB/s    txkB/s   rxcmp/s   txcmp/s  rxmcst/s   %ifutil
12:17:02           lo      2.27      2.27      0.25      0.25      0.00      0.00      0.00      0.00
12:17:02         ens3    398.40    287.30   2315.03     76.43      0.00      0.00      0.00      0.00
12:18:01           lo      1.02      1.02      0.11      0.11      0.00      0.00      0.00      0.00
12:18:01         ens3     92.92     63.72   1145.61     16.52      0.00      0.00      0.00      0.00
Average:           lo      1.65      1.65      0.18      0.18      0.00      0.00      0.00      0.00
Average:         ens3    246.94    176.45   1735.23     46.72      0.00      0.00      0.00      0.00

---> sar -P ALL:
Linux 4.15.0-194-generic (prd-ubuntu1804-builder-4c-4g-6541) 	10/30/26 	_x86_64_	(4 CPU)

12:15:50     LINUX RESTART	(4 CPU)

12:16:01        CPU     %user     %nice   %system   %iowait    %steal     %idle
12:17:02        all     23.60      0.00      2.79      5.28      0.02     68.31
12:17:02          0     21.13      0.00      2.94      4.22      0.00     71.71
12:17:02          1     28.31      0.00      2.61      6.74      0.03     62.30
12:17:02          2     15.84      0.00      2.67      7.12      0.02     74.36
12:17:02          3     29.13      0.00      2.91      3.03      0.03     64.89
12:18:01        all     20.00      0.00      1.56      2.58      0.02     75.84
12:18:01          0     17.27      0.00      1.09      1.07      0.02     80.55
12:18:01          1      3.97      0.00      1.11      7.21      0.02     87.69
12:18:01          2     24.96      0.00      1.82      0.51      0.02     72.70
12:18:01          3     33.90      0.00      2.24      1.53      0.02     62.31
Average:        all     21.81      0.00      2.18      3.94      0.02     72.05
Average:          0     19.22      0.00      2.02      2.65      0.01     76.10
Average:          1     16.20      0.00      1.87      6.98      0.03     74.94
Average:          2     20.36      0.00      2.25      3.84      0.02     73.54
Average:          3     31.50      0.00      2.58      2.28      0.03     63.61