---> uname -a:
Linux prd-ubuntu1804-docker-4c-4g-5226 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         462        5472           0        2040        7239
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:cb:3c:5a brd ff:ff:ff:ff:ff:ff
    inet 10.32.7.86/23 brd 10.32.7.255 scope global dynamic ens3
       valid_lft 86220sec preferred_lft 86220sec
    inet6 fe80::f816:3eff:fecb:3c5a/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 02:42:0d:f9:7f:c6 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-5226) 	02/06/26 	_x86_64_	(4 CPU)

10:28:45     LINUX RESTART	(4 CPU)

10:29:01          tps      rtps      wtps   bread/s   bwrtn/s
10:30:02       156.52     69.24     87.29   5590.53  39541.56
10:31:01        74.53      0.75     73.78    100.46  10092.66
Average:       115.87     35.28     80.59   2868.56  24940.83

10:29:01    kbmemfree   kbavail kbmemused  %memused kbbuffers  kbcached  kbcommit   %commit  kbactive   kbinact   kbdirty
10:30:02      5930528   7431392   2236900     27.39     37624   1643264    960988     10.43    567308   1498200     51632
10:31:01      5653408   7399732   2514020     30.78     59196   1855152    988120     10.72    612880   1704768     59144
Average:      5791968   7415562   2375460     29.08     48410   1749208    974554     10.57    590094   1601484     55388

10:29:01        IFACE   rxpck/s   txpck/s    rxkB/s    txkB/s   rxcmp/s   txcmp/s  rxmcst/s   %ifutil
10:30:02         ens3    469.91    253.14    963.67     67.10      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
10:30:02      docker0      0.00      0.00      0.00      0.00      0.00      0.00      0.00      0.00
10:31:01         ens3    174.94    104.51    933.69     12.91      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
10:31:01      docker0      0.00      0.00      0.00      0.00      0.00      0.00      0.00      0.00
Average:         ens3    323.66    179.45    948.81     40.23      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-5226) 	02/06/26 	_x86_64_	(4 CPU)

10:28:45     LINUX RESTART	(4 CPU)

10:29:01        CPU     %user     %nice   %system   %iowait    %steal     %idle
10:30:02        all     19.10      0.00      3.02      4.80      1.15     71.94
10:30:02          0     29.89      0.00      2.74      1.23      1.60     64.54
10:30:02          1     11.79      0.00      2.07      4.93      0.89     80.31
10:30:02          2     18.93      0.00      2.97      8.16      1.20     68.73
10:30:02          3     15.69      0.00      4.30      4.85      0.90     74.25
10:31:01        all     20.49      0.00      1.42      2.31      0.99     74.79
10:31:01          0     16.12      0.00      1.17      0.17      0.66     81.89
10:31:01          1      5.24      0.00      0.59      0.78      0.62     92.77
10:31:01          2     10.66      0.00      1.13      7.39      0.81     80.00
10:31:01          3     50.09      0.00      2.80      0.92      1.85     44.33
Average:        all     19.79      0.00      2.22      3.56      1.07     73.36
Average:          0     23.06      0.00      1.96      0.70      1.13     73.14
Average:          1      8.53      0.00      1.33      2.86      0.76     86.52
Average:          2     14.82      0.00      2.06      7.78      1.01     74.33
Average:          3     32.76      0.00      3.56      2.90      1.37     59.41

