---> uname -a:
Linux prd-ubuntu1804-docker-4c-4g-1415 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:             2799.972
BogoMIPS:            5599.94
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            2.0G     0  2.0G   0% /dev
tmpfs           395M  696K  394M   1% /run
/dev/vda1        20G  9.2G   11G  48% /
tmpfs           2.0G     0  2.0G   0% /dev/shm
tmpfs           5.0M     0  5.0M   0% /run/lock
tmpfs           2.0G     0  2.0G   0% /sys/fs/cgroup
/dev/vda15      105M  5.3M  100M   5% /boot/efi
tmpfs           395M     0  395M   0% /run/user/1001

---> free -m:
              total        used        free      shared  buff/cache   available
Mem:           3943         477        1058           0        2407        3196
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:91:50:6a brd ff:ff:ff:ff:ff:ff
    inet 10.32.7.47/23 brd 10.32.7.255 scope global dynamic ens3
       valid_lft 86204sec preferred_lft 86204sec
    inet6 fe80::f816:3eff:fe91:506a/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:d8:29:93:74 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
    inet6 fe80::42:d8ff:fe29:9374/64 scope link 
       valid_lft forever preferred_lft forever

---> sar -b -r -n DEV:
Linux 4.15.0-213-generic (prd-ubuntu1804-docker-4c-4g-1415) 	05/22/25 	_x86_64_	(4 CPU)

15:05:43     LINUX RESTART	(4 CPU)

15:06:01          tps      rtps      wtps   bread/s   bwrtn/s
15:07:01       170.67     69.32    101.35   5629.06  42196.32
15:08:01       157.01     12.90    144.11   2299.35  23102.28
Average:       163.84     41.11    122.73   3964.21  32649.30

15:06:01    kbmemfree   kbavail kbmemused  %memused kbbuffers  kbcached  kbcommit   %commit  kbactive   kbinact   kbdirty
15:07:01      1518524   3267268   2520128     62.40     52500   1848132    955628     18.78    668144   1665520    209700
15:08:01      1129652   3304876   2909000     72.03     75992   2234580   1387024     27.26    793312   1888484      2532
Average:      1324088   3286072   2714564     67.21     64246   2041356   1171326     23.02    730728   1777002    106116

15:06:01        IFACE   rxpck/s   txpck/s    rxkB/s    txkB/s   rxcmp/s   txcmp/s  rxmcst/s   %ifutil
15:07:01      docker0      0.00      0.00      0.00      0.00      0.00      0.00      0.00      0.00
15:07:01           lo      1.13      1.13      0.11      0.11      0.00      0.00      0.00      0.00
15:07:01         ens3    377.49    258.16   1563.65     69.83      0.00      0.00      0.00      0.00
15:08:01      docker0    108.05    154.07      5.75    962.14      0.00      0.00      0.00      0.00
15:08:01           lo      2.33      2.33      0.21      0.21      0.00      0.00      0.00      0.00
15:08:01    veth0728cd0      0.02      0.17      0.00      0.01      0.00      0.00      0.00      0.00
15:08:01         ens3    256.99    177.25   1628.19     27.46      0.00      0.00      0.00      0.00
Average:      docker0     54.02     77.04      2.87    481.07      0.00      0.00      0.00      0.00
Average:           lo      1.73      1.73      0.16      0.16      0.00      0.00      0.00      0.00
Average:    veth0728cd0      0.01      0.08      0.00      0.01      0.00      0.00      0.00      0.00
Average:         ens3    317.24    217.71   1595.92     48.64      0.00      0.00      0.00      0.00

---> sar -P ALL:
Linux 4.15.0-213-generic (prd-ubuntu1804-docker-4c-4g-1415) 	05/22/25 	_x86_64_	(4 CPU)

15:05:43     LINUX RESTART	(4 CPU)

15:06:01        CPU     %user     %nice   %system   %iowait    %steal     %idle
15:07:01        all     17.72      0.00      2.22      5.43      0.05     74.58
15:07:01          0     11.99      0.00      2.60      6.13      0.05     79.23
15:07:01          1      6.05      0.00      1.47      8.12      0.05     84.31
15:07:01          2     37.01      0.00      3.23      2.88      0.07     56.82
15:07:01          3     15.84      0.00      1.55      4.61      0.03     77.97
15:08:01        all     15.23      0.00      3.01      4.06      0.06     77.63
15:08:01          0     14.07      0.00      3.39      5.79      0.07     76.69
15:08:01          1      6.98      0.00      2.72      5.66      0.05     84.59
15:08:01          2     32.89      0.00      3.44      1.93      0.07     61.67
15:08:01          3      7.01      0.00      2.45      2.87      0.03     87.63
Average:        all     16.48      0.00      2.61      4.75      0.05     76.11
Average:          0     13.03      0.00      3.00      5.96      0.06     77.96
Average:          1      6.52      0.00      2.09      6.89      0.05     84.45
Average:          2     34.96      0.00      3.34      2.41      0.07     59.24
Average:          3     11.43      0.00      2.00      3.74      0.03     82.79