---> uname -a:
Linux prd-ubuntu1804-docker-4c-4g-5689 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  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         487        5445           0        2042        7214
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:3d:cb:85 brd ff:ff:ff:ff:ff:ff
    inet 10.32.7.74/23 brd 10.32.7.255 scope global dynamic ens3
       valid_lft 86216sec preferred_lft 86216sec
    inet6 fe80::f816:3eff:fe3d:cb85/64 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 02:42:0c:07:77:83 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-5689) 	02/11/26 	_x86_64_	(4 CPU)

10:34:07     LINUX RESTART	(4 CPU)

10:35:02          tps      rtps      wtps   bread/s   bwrtn/s
10:36:01        57.02      4.81     52.20    139.53   5525.56
10:37:01        58.70      0.65     58.05     31.32   8414.80
Average:        57.86      2.71     55.15     84.96   6982.56

10:35:02    kbmemfree   kbavail kbmemused  %memused kbbuffers  kbcached  kbcommit   %commit  kbactive   kbinact   kbdirty
10:36:01      5690308   7368028   2477120     30.33     54544   1794408   1017008     11.04    639248   1648900    140796
10:37:01      5537852   7346896   2629576     32.20     64204   1908276   1029468     11.17    671400   1753564     83140
Average:      5614080   7357462   2553348     31.26     59374   1851342   1023238     11.10    655324   1701232    111968

10:35:02        IFACE   rxpck/s   txpck/s    rxkB/s    txkB/s   rxcmp/s   txcmp/s  rxmcst/s   %ifutil
10:36:01         ens3    156.58     81.85    904.00     10.46      0.00      0.00      0.00      0.00
10:36:01           lo      0.95      0.95      0.12      0.12      0.00      0.00      0.00      0.00
10:36:01      docker0      0.00      0.00      0.00      0.00      0.00      0.00      0.00      0.00
10:37:01         ens3     60.20     39.24    260.60      7.48      0.00      0.00      0.00      0.00
10:37:01           lo      1.27      1.27      0.13      0.13      0.00      0.00      0.00      0.00
10:37:01      docker0      0.00      0.00      0.00      0.00      0.00      0.00      0.00      0.00
Average:         ens3    107.97     60.36    579.54      8.96      0.00      0.00      0.00      0.00
Average:           lo      1.11      1.11      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

---> sar -P ALL:
Linux 4.15.0-213-generic (prd-ubuntu1804-docker-4c-4g-5689) 	02/11/26 	_x86_64_	(4 CPU)

10:34:07     LINUX RESTART	(4 CPU)

10:35:02        CPU     %user     %nice   %system   %iowait    %steal     %idle
10:36:01        all     20.35      0.00      1.36      2.22      1.33     74.75
10:36:01          0      8.00      0.00      1.15      6.52      0.91     83.42
10:36:01          1     18.36      0.00      1.05      0.12      0.95     79.52
10:36:01          2     33.84      0.00      1.73      1.20      1.86     61.37
10:36:01          3     21.25      0.00      1.50      1.03      1.57     74.64
10:37:01        all     21.01      0.00      1.38      1.53      1.16     74.93
10:37:01          0     11.94      0.00      0.50      0.08      0.62     86.86
10:37:01          1     22.09      0.00      1.56      0.38      1.28     74.68
10:37:01          2     39.58      0.00      2.36      0.52      1.96     55.57
10:37:01          3     10.46      0.00      1.11      5.12      0.78     82.54
Average:        all     20.68      0.00      1.37      1.87      1.24     74.84
Average:          0      9.98      0.00      0.82      3.28      0.76     85.16
Average:          1     20.24      0.00      1.31      0.25      1.12     77.08
Average:          2     36.74      0.00      2.05      0.86      1.91     58.44
Average:          3     15.80      0.00      1.31      3.10      1.17     78.63

