---> uname -a:
Linux prd-ubuntu1804-docker-4c-4g-1732 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            2.0G     0  2.0G   0% /dev
tmpfs           395M  696K  394M   1% /run
/dev/vda1        20G  9.3G   10G  49% /
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:           3944         431         959           0        2552        3231
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:82:8a:c4 brd ff:ff:ff:ff:ff:ff
    inet 10.32.6.55/23 brd 10.32.7.255 scope global dynamic ens3
       valid_lft 86216sec preferred_lft 86216sec
    inet6 fe80::f816:3eff:fe82:8ac4/64 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 02:42:4b:67:97:b5 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-1732) 	05/27/25 	_x86_64_	(4 CPU)

21:47:44     LINUX RESTART	(4 CPU)

21:48:01          tps      rtps      wtps   bread/s   bwrtn/s
21:49:01       172.05     69.06    103.00   5596.67  41376.19
21:50:01       200.55    104.55     96.00   4550.97  18075.39
Average:       186.30     86.80     99.50   5073.82  29725.79

21:48:01    kbmemfree   kbavail kbmemused  %memused kbbuffers  kbcached  kbcommit   %commit  kbactive   kbinact   kbdirty
21:49:01      1570204   3283544   2468456     61.12     49320   1819076    954612     18.76    647228   1639604    199540
21:50:01       972264   3291888   3066396     75.93     86232   2356860    915344     17.99    733360   2084508    195708
Average:      1271234   3287716   2767426     68.52     67776   2087968    934978     18.38    690294   1862056    197624

21:48:01        IFACE   rxpck/s   txpck/s    rxkB/s    txkB/s   rxcmp/s   txcmp/s  rxmcst/s   %ifutil
21:49:01           lo      1.07      1.07      0.10      0.10      0.00      0.00      0.00      0.00
21:49:01         ens3    396.42    269.77   1462.96     69.96      0.00      0.00      0.00      0.00
21:49:01      docker0      0.00      0.00      0.00      0.00      0.00      0.00      0.00      0.00
21:50:01           lo      1.60      1.60      0.15      0.15      0.00      0.00      0.00      0.00
21:50:01         ens3    177.65    158.24   1032.76     17.88      0.00      0.00      0.00      0.00
21:50:01      docker0      0.00      0.00      0.00      0.00      0.00      0.00      0.00      0.00
Average:           lo      1.33      1.33      0.12      0.12      0.00      0.00      0.00      0.00
Average:         ens3    287.04    214.01   1247.86     43.92      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-1732) 	05/27/25 	_x86_64_	(4 CPU)

21:47:44     LINUX RESTART	(4 CPU)

21:48:01        CPU     %user     %nice   %system   %iowait    %steal     %idle
21:49:01        all     17.07      0.00      2.04      5.55      0.05     75.29
21:49:01          0      7.33      0.00      2.47      7.10      0.03     83.06
21:49:01          1     10.80      0.00      1.29      2.55      0.03     85.33
21:49:01          2      6.10      0.00      1.29      8.68      0.03     83.91
21:49:01          3     44.00      0.00      3.08      3.86      0.07     49.00
21:50:01        all     28.35      0.00      3.51     11.71      0.06     56.37
21:50:01          0     25.61      0.00      3.62     11.99      0.07     58.72
21:50:01          1     19.35      0.00      3.37     13.10      0.05     64.14
21:50:01          2     26.20      0.00      2.88      9.63      0.07     61.22
21:50:01          3     42.18      0.00      4.21     12.14      0.08     41.38
Average:        all     22.71      0.00      2.77      8.63      0.06     65.83
Average:          0     16.46      0.00      3.05      9.54      0.05     70.90
Average:          1     15.07      0.00      2.33      7.82      0.04     74.74
Average:          2     16.15      0.00      2.09      9.15      0.05     72.56
Average:          3     43.09      0.00      3.65      8.00      0.08     45.19