---> uname -a:
Linux prd-ubuntu1804-docker-4c-4g-2521 4.15.0-213-generic #224-Ubuntu SMP Mon Jun 19 13:30:12 UTC 2023 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            3.9G     0  3.9G   0% /dev
tmpfs           798M  696K  797M   1% /run
/dev/vda1        20G  9.0G   11G  47% /
tmpfs           3.9G     0  3.9G   0% /dev/shm
tmpfs           5.0M     0  5.0M   0% /run/lock
tmpfs           3.9G     0  3.9G   0% /sys/fs/cgroup
/dev/vda15      105M  5.3M  100M   5% /boot/efi
tmpfs           798M     0  798M   0% /run/user/1001

---> free -m:
              total        used        free      shared  buff/cache   available
Mem:           7975         460        5469           0        2046        7240
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 1450 qdisc fq_codel state UP group default qlen 1000
    link/ether fa:16:3e:a0:8c:53 brd ff:ff:ff:ff:ff:ff
    inet 10.32.7.184/23 brd 10.32.7.255 scope global dynamic ens3
       valid_lft 86213sec preferred_lft 86213sec
    inet6 fe80::f816:3eff:fea0:8c53/64 scope link 
       valid_lft forever preferred_lft forever
3: docker0: <NO-CARRIER,BROADCAST,MULTICAST,UP> mtu 1500 qdisc noqueue state DOWN group default 
    link/ether 02:42:55:7a:4a:28 brd ff:ff:ff:ff:ff:ff
    inet 10.250.0.254/24 brd 10.250.0.255 scope global docker0
       valid_lft forever preferred_lft forever

---> sar -b -r -n DEV:
Linux 4.15.0-213-generic (prd-ubuntu1804-docker-4c-4g-2521) 	01/05/26 	_x86_64_	(4 CPU)

10:28:44     LINUX RESTART	(4 CPU)

10:29:01          tps      rtps      wtps   bread/s   bwrtn/s
10:30:01       162.02     69.01     93.02   5570.00  39923.23
10:31:01        69.76      0.70     69.06     96.38   9414.96
Average:       115.89     34.85     81.04   2833.19  24669.10

10:29:01    kbmemfree   kbavail kbmemused  %memused kbbuffers  kbcached  kbcommit   %commit  kbactive   kbinact   kbdirty
10:30:01      5885140   7394596   2282280     27.94     39380   1650160   1007424     10.93    608824   1504040     50468
10:31:01      5673004   7405384   2494416     30.54     58144   1842888    995948     10.81    608584   1693720     44844
Average:      5779072   7399990   2388348     29.24     48762   1746524   1001686     10.87    608704   1598880     47656

10:29:01        IFACE   rxpck/s   txpck/s    rxkB/s    txkB/s   rxcmp/s   txcmp/s  rxmcst/s   %ifutil
10:30:01           lo      1.40      1.40      0.15      0.15      0.00      0.00      0.00      0.00
10:30:01      docker0      0.00      0.00      0.00      0.00      0.00      0.00      0.00      0.00
10:30:01         ens3    451.64    249.78    994.81     66.79      0.00      0.00      0.00      0.00
10:31:01           lo      0.80      0.80      0.08      0.08      0.00      0.00      0.00      0.00
10:31:01      docker0      0.00      0.00      0.00      0.00      0.00      0.00      0.00      0.00
10:31:01         ens3    158.31    104.58    824.82     12.27      0.00      0.00      0.00      0.00
Average:           lo      1.10      1.10      0.12      0.12      0.00      0.00      0.00      0.00
Average:      docker0      0.00      0.00      0.00      0.00      0.00      0.00      0.00      0.00
Average:         ens3    304.97    177.18    909.81     39.53      0.00      0.00      0.00      0.00

---> sar -P ALL:
Linux 4.15.0-213-generic (prd-ubuntu1804-docker-4c-4g-2521) 	01/05/26 	_x86_64_	(4 CPU)

10:28:44     LINUX RESTART	(4 CPU)

10:29:01        CPU     %user     %nice   %system   %iowait    %steal     %idle
10:30:01        all     20.34      0.00      2.68      5.22      1.13     70.62
10:30:01          0     16.92      0.00      4.58      2.43      1.03     75.04
10:30:01          1     19.01      0.00      1.97      7.64      1.32     70.06
10:30:01          2     31.88      0.00      2.17      5.84      1.20     58.91
10:30:01          3     13.56      0.00      2.02      4.97      1.00     78.45
10:31:01        all     20.63      0.00      1.18      1.96      1.05     75.18
10:31:01          0      2.54      0.00      0.23      0.15      0.38     96.70
10:31:01          1     26.61      0.00      1.60      6.84      1.17     63.78
10:31:01          2     20.61      0.00      1.06      0.05      1.18     77.10
10:31:01          3     32.92      0.00      1.85      0.82      1.50     62.92
Average:        all     20.48      0.00      1.93      3.59      1.09     72.91
Average:          0      9.70      0.00      2.40      1.28      0.70     85.92
Average:          1     22.82      0.00      1.78      7.24      1.24     66.92
Average:          2     26.23      0.00      1.62      2.94      1.19     68.02
Average:          3     23.24      0.00      1.93      2.89      1.25     70.68

