---> uname -a:
Linux prd-ubuntu1804-docker-4c-4g-10105 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:             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            3.9G     0  3.9G   0% /dev
tmpfs           798M  696K  797M   1% /run
/dev/vda1        20G  8.9G   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:           7976         494        5441           0        2040        7207
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:90:dd:38 brd ff:ff:ff:ff:ff:ff
    inet 10.32.7.188/23 brd 10.32.7.255 scope global dynamic ens3
       valid_lft 86224sec preferred_lft 86224sec
    inet6 fe80::f816:3eff:fe90:dd38/64 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:dc:6d:f7:a4 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-10105) 	03/30/26 	_x86_64_	(4 CPU)

10:28:46     LINUX RESTART	(4 CPU)

10:29:01          tps      rtps      wtps   bread/s   bwrtn/s
10:30:02       163.06     69.34     93.72   5600.40  39959.89
10:31:01        75.14      2.51     72.64    139.75   9930.46
Average:       119.47     36.20     83.26   2892.78  25070.06

10:29:01    kbmemfree   kbavail kbmemused  %memused kbbuffers  kbcached  kbcommit   %commit  kbactive   kbinact   kbdirty
10:30:02      5879380   7382896   2288048     28.01     39336   1644096   1025004     11.12    617088   1499632     47212
10:31:01      5592292   7355952   2575136     31.53     59936   1870112   1033548     11.21    661600   1714020     84240
Average:      5735836   7369424   2431592     29.77     49636   1757104   1029276     11.17    639344   1606826     65726

10:29:01        IFACE   rxpck/s   txpck/s    rxkB/s    txkB/s   rxcmp/s   txcmp/s  rxmcst/s   %ifutil
10:30:02         ens3    468.49    252.41    990.72     68.41      0.00      0.00      0.00      0.00
10:30:02      docker0      0.00      0.00      0.00      0.00      0.00      0.00      0.00      0.00
10:30:02           lo      1.40      1.40      0.15      0.15      0.00      0.00      0.00      0.00
10:31:01         ens3    144.19     90.43    918.44     22.17      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           lo      0.95      0.95      0.10      0.10      0.00      0.00      0.00      0.00
Average:         ens3    307.69    172.09    954.88     45.48      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:           lo      1.18      1.18      0.13      0.13      0.00      0.00      0.00      0.00

---> sar -P ALL:
Linux 4.15.0-213-generic (prd-ubuntu1804-docker-4c-4g-10105) 	03/30/26 	_x86_64_	(4 CPU)

10:28:46     LINUX RESTART	(4 CPU)

10:29:01        CPU     %user     %nice   %system   %iowait    %steal     %idle
10:30:02        all     18.37      0.00      2.91      5.34      1.03     72.34
10:30:02          0     12.98      0.00      2.41      7.49      0.98     76.14
10:30:02          1     15.64      0.00      1.80      6.22      0.80     75.53
10:30:02          2     15.89      0.00      4.94      2.56      1.14     75.48
10:30:02          3     28.97      0.00      2.50      5.09      1.22     62.22
10:31:01        all     21.09      0.00      1.51      2.46      0.90     74.04
10:31:01          0     16.69      0.00      1.40      0.63      0.74     80.54
10:31:01          1     17.07      0.00      1.29      5.43      0.81     75.40
10:31:01          2     20.84      0.00      1.72      1.17      1.17     75.11
10:31:01          3     29.79      0.00      1.59      2.61      0.90     65.10
Average:        all     19.72      0.00      2.22      3.91      0.97     73.18
Average:          0     14.82      0.00      1.91      4.09      0.86     78.32
Average:          1     16.35      0.00      1.55      5.83      0.81     75.47
Average:          2     18.35      0.00      3.34      1.87      1.15     75.29
Average:          3     29.38      0.00      2.05      3.86      1.06     63.65

