---> uname -a:
Linux prd-ubuntu1804-docker-4c-4g-2664 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         484        5448           0        2042        7217
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:03:0d:fe brd ff:ff:ff:ff:ff:ff
    inet 10.32.7.56/23 brd 10.32.7.255 scope global dynamic ens3
       valid_lft 86215sec preferred_lft 86215sec
    inet6 fe80::f816:3eff:fe03:dfe/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:af:5e:ac:5f 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-2664) 	01/07/26 	_x86_64_	(4 CPU)

10:28:38     LINUX RESTART	(4 CPU)

10:29:02          tps      rtps      wtps   bread/s   bwrtn/s
10:30:01       156.40     68.84     87.56   5570.04  40363.75
10:31:01        67.39      0.70     66.69     96.37   9645.72
Average:       111.52     34.48     77.04   2809.98  24874.41

10:29:02    kbmemfree   kbavail kbmemused  %memused kbbuffers  kbcached  kbcommit   %commit  kbactive   kbinact   kbdirty
10:30:01      5839372   7347624   2328048     28.50     40012   1648184   1063392     11.54    654452   1502364     54512
10:31:01      5561640   7338840   2605780     31.90     60552   1882728   1063128     11.54    680060   1726136    105632
Average:      5700506   7343232   2466914     30.20     50282   1765456   1063260     11.54    667256   1614250     80072

10:29:02        IFACE   rxpck/s   txpck/s    rxkB/s    txkB/s   rxcmp/s   txcmp/s  rxmcst/s   %ifutil
10:30:01           lo      1.36      1.36      0.15      0.15      0.00      0.00      0.00      0.00
10:30:01         ens3    423.72    219.32   1026.09     66.02      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
10:31:01           lo      0.80      0.80      0.08      0.08      0.00      0.00      0.00      0.00
10:31:01         ens3    145.67     94.62    865.57     11.57      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
Average:           lo      1.08      1.08      0.12      0.12      0.00      0.00      0.00      0.00
Average:         ens3    283.52    156.44    945.15     38.56      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

---> sar -P ALL:
Linux 4.15.0-213-generic (prd-ubuntu1804-docker-4c-4g-2664) 	01/07/26 	_x86_64_	(4 CPU)

10:28:38     LINUX RESTART	(4 CPU)

10:29:02        CPU     %user     %nice   %system   %iowait    %steal     %idle
10:30:01        all     22.23      0.00      3.16      4.80      1.09     68.72
10:30:01          0     20.30      0.00      2.01      4.96      0.88     71.85
10:30:01          1     24.30      0.00      3.11     12.25      1.21     59.13
10:30:01          2     20.90      0.00      5.61      1.09      1.21     71.20
10:30:01          3     23.45      0.00      1.95      0.90      1.05     72.65
10:31:01        all     20.85      0.00      1.35      1.85      0.81     75.13
10:31:01          0     19.46      0.00      1.12      2.23      0.85     76.34
10:31:01          1     13.08      0.00      0.97      4.76      0.63     80.56
10:31:01          2     26.05      0.00      1.28      0.15      0.95     71.57
10:31:01          3     24.81      0.00      2.03      0.23      0.82     72.11
Average:        all     21.54      0.00      2.25      3.31      0.95     71.96
Average:          0     19.87      0.00      1.56      3.59      0.87     74.12
Average:          1     18.63      0.00      2.03      8.47      0.92     69.95
Average:          2     23.50      0.00      3.43      0.61      1.08     71.38
Average:          3     24.13      0.00      1.99      0.56      0.93     72.38

