---> uname -a:
Linux prd-ubuntu1804-docker-4c-4g-10985 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  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         475        5457           0        2043        7225
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:06:cd:2d brd ff:ff:ff:ff:ff:ff
    inet 10.32.7.64/23 brd 10.32.7.255 scope global dynamic ens3
       valid_lft 86212sec preferred_lft 86212sec
    inet6 fe80::f816:3eff:fe06:cd2d/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 02:42:5b:26:86:c9 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-10985) 	12/05/25 	_x86_64_	(4 CPU)

10:28:47     LINUX RESTART	(4 CPU)

10:29:01          tps      rtps      wtps   bread/s   bwrtn/s
10:30:02       156.02     69.61     86.42   5601.33  39631.41
10:31:01        68.72      0.71     68.01     98.02   9708.86
Average:       112.74     35.45     77.29   2872.79  24795.84

10:29:01    kbmemfree   kbavail kbmemused  %memused kbbuffers  kbcached  kbcommit   %commit  kbactive   kbinact   kbdirty
10:30:02      5901460   7403936   2265960     27.74     38112   1644284    988344     10.72    595192   1498364     53952
10:31:01      5697116   7415624   2470304     30.25     57048   1829968    970836     10.53    593700   1681668     45092
Average:      5799288   7409780   2368132     28.99     47580   1737126    979590     10.63    594446   1590016     49522

10:29:01        IFACE   rxpck/s   txpck/s    rxkB/s    txkB/s   rxcmp/s   txcmp/s  rxmcst/s   %ifutil
10:30:02      docker0      0.00      0.00      0.00      0.00      0.00      0.00      0.00      0.00
10:30:02         ens3    322.86    185.79    959.44     60.85      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      docker0      0.00      0.00      0.00      0.00      0.00      0.00      0.00      0.00
10:31:01         ens3    135.76     86.61    772.28     10.95      0.00      0.00      0.00      0.00
10:31:01           lo      0.81      0.81      0.09      0.09      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    230.10    136.62    866.65     36.11      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

---> sar -P ALL:
Linux 4.15.0-213-generic (prd-ubuntu1804-docker-4c-4g-10985) 	12/05/25 	_x86_64_	(4 CPU)

10:28:47     LINUX RESTART	(4 CPU)

10:29:01        CPU     %user     %nice   %system   %iowait    %steal     %idle
10:30:02        all     19.21      0.00      2.97      4.54      1.13     72.15
10:30:02          0     24.38      0.00      1.73      1.22      1.07     71.60
10:30:02          1     17.38      0.00      4.59      4.27      1.02     72.74
10:30:02          2     17.34      0.00      3.49      5.33      1.22     72.62
10:30:02          3     17.73      0.00      2.07      7.33      1.22     71.65
10:31:01        all     20.90      0.00      1.22      1.96      0.92     75.00
10:31:01          0     47.13      0.00      2.34      0.41      1.54     48.57
10:31:01          1     16.89      0.00      0.83      2.76      0.66     78.86
10:31:01          2     10.34      0.00      0.86      0.25      0.95     87.60
10:31:01          3      9.31      0.00      0.85      4.45      0.51     84.88
Average:        all     20.05      0.00      2.10      3.26      1.02     73.57
Average:          0     35.65      0.00      2.04      0.82      1.30     60.19
Average:          1     17.14      0.00      2.72      3.52      0.84     75.78
Average:          2     13.86      0.00      2.19      2.81      1.08     80.06
Average:          3     13.56      0.00      1.46      5.90      0.87     78.21

