---> uname -a:
Linux prd-ubuntu1804-builder-4c-4g-81019 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  672K  1.6G   1% /run
/dev/vda1        78G  9.6G   68G  13% /
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        1486       10936           0        3616       14223
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:a3:36:be brd ff:ff:ff:ff:ff:ff
    inet 10.30.107.232/23 brd 10.30.107.255 scope global dynamic ens3
       valid_lft 85543sec preferred_lft 85543sec
    inet6 fe80::f816:3eff:fea3:36be/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-81019) 	11/02/24 	_x86_64_	(4 CPU)

10:25:33     LINUX RESTART	(4 CPU)

10:26:01          tps      rtps      wtps   bread/s   bwrtn/s
10:27:02       165.21     44.86    120.35   2629.83  36378.34
10:28:01       114.72     11.98    102.74    845.14  35033.01
10:29:01        43.09      6.65     36.44    197.30  11714.31
10:30:01        38.36      0.30     38.06     11.46   6603.43
10:31:01        32.33      0.30     32.03      6.40   5107.95
10:32:01        20.35      0.10     20.25      1.20   6462.23
10:33:01        28.11      0.22     27.90      4.27   2628.50
10:34:01         2.78      0.00      2.78      0.00   1859.69
10:35:01         3.32      0.00      3.32      0.00    399.13
10:36:01        20.31      2.58     17.73     67.32   4729.21
10:37:01        39.84      0.02     39.83      0.13  38850.59
10:38:01         1.90      0.00      1.90      0.00     34.39
10:39:01         0.78      0.00      0.78      0.00      9.47
Average:        39.22      5.15     34.07    288.75  11493.80

10:26:01    kbmemfree   kbavail kbmemused  %memused kbbuffers  kbcached  kbcommit   %commit  kbactive   kbinact   kbdirty
10:27:02     13639696  15425748   2785272     16.96     73696   1904896    999976      5.72    837152   1717248    170904
10:28:01     11462128  13424840   4962840     30.22     80688   2067012   2844616     16.28   2903072   1809232     27404
10:29:01     12085760  14204488   4339208     26.42     87544   2208292   1988772     11.38   2157640   1917196     38768
10:30:01     11763724  14057776   4661244     28.38     93732   2370636   2371364     13.57   2320712   2059796     23092
10:31:01     11317744  13865896   5107224     31.09     99332   2603980   2384992     13.65   2579172   2230712    125096
10:32:01     11397132  14043296   5027836     30.61    100588   2696120   2395916     13.71   2409304   2316980     32004
10:33:01     11181676  13889892   5243292     31.92    103132   2753428   2282788     13.06   2573540   2364332     24140
10:34:01     11109912  13856988   5315056     32.36    103204   2791396   2283080     13.07   2607996   2400804      7904
10:35:01     11064932  13836196   5360036     32.63    103376   2813880   2433520     13.93   2635896   2417116     23392
10:36:01     12049216  15413448   4375752     26.64    106176   3384236    784372      4.49   1194632   2858284    521436
10:37:01     11259332  14638836   5165636     31.45    106572   3396588   1544360      8.84   2402064   2438052       488
10:38:01     11259008  14638528   5165960     31.45    106624   3396592   1544360      8.84   2402560   2438044         8
10:39:01     11258956  14638552   5166012     31.45    106644   3396600   1544360      8.84   2402756   2438044        16
Average:     11603786  14302653   4821182     29.35     97793   2752589   1954037     11.18   2263577   2261988     76512

10:26:01        IFACE   rxpck/s   txpck/s    rxkB/s    txkB/s   rxcmp/s   txcmp/s  rxmcst/s   %ifutil
10:27:02           lo      1.53      1.53      0.16      0.16      0.00      0.00      0.00      0.00
10:27:02         ens3    129.21     83.47   1668.02     25.30      0.00      0.00      0.00      0.00
10:28:01           lo      0.34      0.34      0.03      0.03      0.00      0.00      0.00      0.00
10:28:01         ens3    575.01    382.45   1727.03    105.06      0.00      0.00      0.00      0.00
10:29:01           lo      1.33      1.33      0.21      0.21      0.00      0.00      0.00      0.00
10:29:01         ens3   1140.59    605.25   1598.41    230.16      0.00      0.00      0.00      0.00
10:30:01           lo     19.01     19.01      3.58      3.58      0.00      0.00      0.00      0.00
10:30:01         ens3    490.33    300.53   2250.70     88.46      0.00      0.00      0.00      0.00
10:31:01           lo      1.82      1.82      0.28      0.28      0.00      0.00      0.00      0.00
10:31:01         ens3    521.25    329.33    761.17    111.79      0.00      0.00      0.00      0.00
10:32:01           lo      0.27      0.27      0.02      0.02      0.00      0.00      0.00      0.00
10:32:01         ens3   6062.49   3844.39   2346.51   1634.71      0.00      0.00      0.00      0.00
10:33:01           lo     62.02     62.02     17.36     17.36      0.00      0.00      0.00      0.00
10:33:01         ens3   5227.81   2842.76   1612.99   1465.68      0.00      0.00      0.00      0.00
10:34:01           lo      9.28      9.28      1.93      1.93      0.00      0.00      0.00      0.00
10:34:01         ens3   8464.07   4343.34   2311.27   1931.12      0.00      0.00      0.00      0.00
10:35:01           lo     16.86     16.86      3.81      3.81      0.00      0.00      0.00      0.00
10:35:01         ens3    226.76    198.87     71.59     74.46      0.00      0.00      0.00      0.00
10:36:01           lo      1.33      1.33      0.27      0.27      0.00      0.00      0.00      0.00
10:36:01         ens3    660.39    481.04    519.62    182.66      0.00      0.00      0.00      0.00
10:37:01           lo      0.00      0.00      0.00      0.00      0.00      0.00      0.00      0.00
10:37:01         ens3    194.42    119.95     36.19    414.84      0.00      0.00      0.00      0.00
10:38:01           lo      0.20      0.20      0.01      0.01      0.00      0.00      0.00      0.00
10:38:01         ens3      0.17      0.17      0.06      0.08      0.00      0.00      0.00      0.00
10:39:01           lo      0.00      0.00      0.00      0.00      0.00      0.00      0.00      0.00
10:39:01         ens3      0.80      0.15      0.21      0.55      0.00      0.00      0.00      0.00
Average:           lo      8.78      8.78      2.13      2.13      0.00      0.00      0.00      0.00
Average:         ens3   1824.31   1041.84   1145.75    482.44      0.00      0.00      0.00      0.00

---> sar -P ALL:
Linux 4.15.0-194-generic (prd-ubuntu1804-builder-4c-4g-81019) 	11/02/24 	_x86_64_	(4 CPU)

10:25:33     LINUX RESTART	(4 CPU)

10:26:01        CPU     %user     %nice   %system   %iowait    %steal     %idle
10:27:02        all     23.09      0.00      1.69      5.69      0.06     69.47
10:27:02          0     39.07      0.00      2.66      2.21      0.07     56.00
10:27:02          1     12.15      0.00      1.09      9.71      0.07     76.98
10:27:02          2     19.24      0.00      1.37      0.85      0.05     78.50
10:27:02          3     21.90      0.00      1.65     10.04      0.08     66.33
10:28:01        all     62.24      0.00      2.30      1.83      0.11     33.53
10:28:01          0     65.73      0.00      2.11      0.61      0.10     31.44
10:28:01          1     66.46      0.00      2.51      3.49      0.12     27.42
10:28:01          2     56.65      0.00      2.68      0.70      0.09     39.88
10:28:01          3     60.11      0.00      1.89      2.50      0.10     35.39
10:29:01        all     47.76      0.00      2.72      0.58      0.08     48.85
10:29:01          0     48.92      0.00      2.61      0.03      0.08     48.35
10:29:01          1     44.61      0.00      2.83      1.57      0.08     50.90
10:29:01          2     51.98      0.00      2.41      0.00      0.08     45.53
10:29:01          3     45.49      0.00      3.09      0.70      0.10     50.62
10:30:01        all     47.87      0.00      1.97      0.44      0.10     49.62
10:30:01          0     49.44      0.00      1.62      0.25      0.08     48.60
10:30:01          1     44.26      0.00      2.23      0.20      0.10     53.21
10:30:01          2     47.17      0.00      2.16      0.25      0.10     50.32
10:30:01          3     50.65      0.00      1.83      1.06      0.10     46.36
10:31:01        all     50.33      0.00      2.25      0.29      0.09     47.04
10:31:01          0     49.57      0.00      2.64      0.08      0.10     47.61
10:31:01          1     51.13      0.00      3.33      0.62      0.10     44.83
10:31:01          2     52.42      0.00      1.12      0.00      0.08     46.37
10:31:01          3     48.13      0.00      1.94      0.49      0.08     49.36
10:32:01        all     43.37      0.00     10.48      0.24      0.10     45.82
10:32:01          0     45.83      0.00     10.28      0.00      0.12     43.77
10:32:01          1     41.73      0.00     10.96      0.85      0.10     46.35
10:32:01          2     44.99      0.00     11.59      0.02      0.07     43.33
10:32:01          3     40.94      0.00      9.06      0.08      0.10     49.82
10:33:01        all     43.94      0.00     13.01      0.10      0.10     42.84
10:33:01          0     42.20      0.00     11.66      0.15      0.08     45.91
10:33:01          1     45.76      0.00     14.58      0.12      0.10     39.44
10:33:01          2     43.81      0.00     12.45      0.02      0.10     43.63
10:33:01          3     44.00      0.00     13.35      0.13      0.12     42.40
10:34:01        all     40.41      0.00     12.96      0.07      0.09     46.47
10:34:01          0     40.34      0.00     17.73      0.00      0.08     41.85
10:34:01          1     42.37      0.00     11.00      0.29      0.08     46.27
10:34:01          2     39.84      0.00      7.86      0.00      0.08     52.21
10:34:01          3     39.07      0.00     15.25      0.00      0.10     45.59
10:35:01        all     45.36      0.00      1.85      0.03      0.08     52.67
10:35:01          0     44.86      0.00      1.63      0.07      0.08     53.36
10:35:01          1     48.44      0.00      2.02      0.03      0.08     49.42
10:35:01          2     42.98      0.00      1.92      0.02      0.10     54.98
10:35:01          3     45.16      0.00      1.82      0.00      0.08     52.93
10:36:01        all     33.98      0.00      5.30      0.33      0.06     60.33
10:36:01          0     32.52      0.00      3.94      0.82      0.07     62.65
10:36:01          1     42.55      0.00     11.28      0.37      0.07     45.74
10:36:01          2     32.44      0.00      3.98      0.07      0.05     63.46
10:36:01          3     28.46      0.00      2.02      0.08      0.05     69.38
10:37:01        all     39.23      0.00      1.04      1.39      0.07     58.27
10:37:01          0     26.18      0.00      0.77      3.11      0.03     69.92
10:37:01          1     25.09      0.00      0.59      1.27      0.08     72.97
10:37:01          2     37.50      0.00      0.74      0.13      0.05     61.58
10:37:01          3     68.16      0.00      2.06      1.07      0.10     28.61

10:37:01        CPU     %user     %nice   %system   %iowait    %steal     %idle
10:38:01        all      0.02      0.00      0.01      0.01      0.01     99.95
10:38:01          0      0.00      0.00      0.00      0.00      0.02     99.98
10:38:01          1      0.03      0.00      0.02      0.03      0.02     99.90
10:38:01          2      0.03      0.00      0.00      0.00      0.02     99.95
10:38:01          3      0.00      0.00      0.02      0.00      0.00     99.98
10:39:01        all      0.04      0.00      0.01      0.00      0.01     99.93
10:39:01          0      0.07      0.00      0.02      0.02      0.00     99.90
10:39:01          1      0.02      0.00      0.03      0.02      0.03     99.90
10:39:01          2      0.05      0.00      0.00      0.00      0.00     99.95
10:39:01          3      0.02      0.00      0.02      0.00      0.00     99.97
Average:        all     36.68      0.00      4.27      0.85      0.07     58.13
Average:          0     37.22      0.00      4.43      0.57      0.07     57.71
Average:          1     35.67      0.00      4.80      1.43      0.08     58.03
Average:          2     36.02      0.00      3.71      0.16      0.07     60.05
Average:          3     37.80      0.00      4.15      1.24      0.08     56.73