---> uname -a:
Linux prd-ubuntu1804-docker-4c-4g-1131 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         459        5478           0        2038        7242
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:87:fb:b0 brd ff:ff:ff:ff:ff:ff
    inet 10.32.7.249/23 brd 10.32.7.255 scope global dynamic ens3
       valid_lft 86226sec preferred_lft 86226sec
    inet6 fe80::f816:3eff:fe87:fbb0/64 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:ba:cc:15:2c 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-1131) 	04/22/26 	_x86_64_	(4 CPU)

10:28:48     LINUX RESTART	(4 CPU)

10:29:01          tps      rtps      wtps   bread/s   bwrtn/s
10:30:01       156.67     69.17     87.50   5571.34  39497.43
10:31:02        75.64      0.70     74.94     96.38  10064.86
Average:       116.16     34.94     81.22   2833.86  24781.14

10:29:01    kbmemfree   kbavail kbmemused  %memused kbbuffers  kbcached  kbcommit   %commit  kbactive   kbinact   kbdirty
10:30:01      5936220   7435180   2231208     27.32     37572   1641568    972112     10.55    565160   1495980     52644
10:31:02      5594040   7358592   2573388     31.51     60156   1871316   1040040     11.29    660576   1714864     91560
Average:      5765130   7396886   2402298     29.41     48864   1756442   1006076     10.92    612868   1605422     72102

10:29:01        IFACE   rxpck/s   txpck/s    rxkB/s    txkB/s   rxcmp/s   txcmp/s  rxmcst/s   %ifutil
10:30:01           lo      1.40      1.40      0.15      0.15      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
10:30:01         ens3    433.56    226.73    961.29     64.93      0.00      0.00      0.00      0.00
10:31:02           lo      0.80      0.80      0.08      0.08      0.00      0.00      0.00      0.00
10:31:02      docker0      0.00      0.00      0.00      0.00      0.00      0.00      0.00      0.00
10:31:02         ens3    161.32     96.92    932.95     12.15      0.00      0.00      0.00      0.00
Average:           lo      1.10      1.10      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
Average:         ens3    297.44    161.82    947.12     38.54      0.00      0.00      0.00      0.00

---> sar -P ALL:
Linux 4.15.0-213-generic (prd-ubuntu1804-docker-4c-4g-1131) 	04/22/26 	_x86_64_	(4 CPU)

10:28:48     LINUX RESTART	(4 CPU)

10:29:01        CPU     %user     %nice   %system   %iowait    %steal     %idle
10:30:01        all     18.20      0.00      2.70      4.79      0.86     73.44
10:30:01          0     14.60      0.00      2.01      7.35      0.79     75.25
10:30:01          1     15.79      0.00      1.75      0.53      0.68     81.25
10:30:01          2     31.30      0.00      5.38      2.86      1.24     59.24
10:30:01          3     11.15      0.00      1.67      8.44      0.75     77.99
10:31:02        all     20.89      0.00      1.31      2.09      0.65     75.06
10:31:02          0      7.29      0.00      0.72      7.78      0.38     83.83
10:31:02          1      0.77      0.00      0.20      0.05      0.07     98.92
10:31:02          2     47.52      0.00      2.59      0.30      1.40     48.19
10:31:02          3     28.00      0.00      1.72      0.27      0.75     69.26
Average:        all     19.55      0.00      2.00      3.44      0.76     74.25
Average:          0     10.95      0.00      1.36      7.56      0.58     79.54
Average:          1      8.28      0.00      0.97      0.29      0.37     90.08
Average:          2     39.41      0.00      3.98      1.58      1.32     53.71
Average:          3     19.58      0.00      1.69      4.35      0.75     73.62

