---> uname -a:
Linux prd-ubuntu1804-docker-4c-4g-2040 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  700K  394M   1% /run
/dev/vda1        20G  9.5G  9.8G  50% /
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         447         575           0        2921        3220
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:62:87:eb brd ff:ff:ff:ff:ff:ff
    inet 10.32.7.78/23 brd 10.32.7.255 scope global dynamic ens3
       valid_lft 86177sec preferred_lft 86177sec
    inet6 fe80::f816:3eff:fe62:87eb/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 02:42:9d:eb:61:1c 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-2040) 	06/01/25 	_x86_64_	(4 CPU)

22:32:47     LINUX RESTART	(4 CPU)

22:33:01          tps      rtps      wtps   bread/s   bwrtn/s
22:34:02       171.44     69.62    101.82   5643.06  41850.11
22:35:01       227.76    126.66    101.10   7171.39  32823.86
22:36:01        46.64     28.78     17.86   1352.71   7083.09
Average:       148.17     74.73     73.44   4708.71  27221.23

22:33:01    kbmemfree   kbavail kbmemused  %memused kbbuffers  kbcached  kbcommit   %commit  kbactive   kbinact   kbdirty
22:34:02      1552080   3284812   2486572     61.57     51176   1834992    954476     18.76    650224   1654128    208032
22:35:01       754124   3326868   3284528     81.33     73344   2629000   1143396     22.48    947124   2104452    108236
22:36:01       550172   3255876   3488480     86.38     75436   2759364    944996     18.58   1150188   2105744     28596
Average:       952125   3289185   3086527     76.42     66652   2407785   1014289     19.94    915845   1954775    114955

22:33:01        IFACE   rxpck/s   txpck/s    rxkB/s    txkB/s   rxcmp/s   txcmp/s  rxmcst/s   %ifutil
22:34:02           lo      1.07      1.07      0.10      0.10      0.00      0.00      0.00      0.00
22:34:02      docker0      0.00      0.00      0.00      0.00      0.00      0.00      0.00      0.00
22:34:02         ens3    369.34    239.43   1500.07     67.10      0.00      0.00      0.00      0.00
22:35:01           lo      2.85      2.85      0.29      0.29      0.00      0.00      0.00      0.00
22:35:01      docker0      0.00      0.00      0.00      0.00      0.00      0.00      0.00      0.00
22:35:01         ens3    368.78    285.22   2004.41     27.02      0.00      0.00      0.00      0.00
22:36:01           lo      0.93      0.93      0.09      0.09      0.00      0.00      0.00      0.00
22:36:01      docker0      0.00      0.00      0.00      0.00      0.00      0.00      0.00      0.00
22:36:01         ens3    222.73    147.99   1542.15     84.59      0.00      0.00      0.00      0.00
Average:           lo      1.61      1.61      0.16      0.16      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    320.01    223.87   1680.41     59.75      0.00      0.00      0.00      0.00

---> sar -P ALL:
Linux 4.15.0-213-generic (prd-ubuntu1804-docker-4c-4g-2040) 	06/01/25 	_x86_64_	(4 CPU)

22:32:47     LINUX RESTART	(4 CPU)

22:33:01        CPU     %user     %nice   %system   %iowait    %steal     %idle
22:34:02        all     17.15      0.00      2.27      5.33      0.06     75.19
22:34:02          0     30.25      0.00      2.87      6.35      0.08     60.45
22:34:02          1     13.38      0.00      1.86      6.07      0.05     78.64
22:34:02          2      7.56      0.00      2.50      3.02      0.05     86.87
22:34:02          3     17.37      0.00      1.82      5.87      0.05     74.88
22:35:01        all     25.81      0.90      3.78      9.10      0.08     60.33
22:35:01          0     47.09      0.02      4.40      8.18      0.09     40.22
22:35:01          1     16.21      0.00      3.13      5.85      0.05     74.77
22:35:01          2     19.33      3.55      3.47      7.46      0.07     66.13
22:35:01          3     20.54      0.00      4.14     14.96      0.10     60.26
22:36:01        all     18.93      0.00      1.11      0.90      0.05     79.02
22:36:01          0     27.89      0.00      1.26      0.55      0.05     70.24
22:36:01          1     27.77      0.00      1.37      0.98      0.05     69.83
22:36:01          2      9.39      0.00      0.88      1.54      0.05     88.13
22:36:01          3     10.67      0.00      0.94      0.53      0.05     87.81
Average:        all     20.60      0.30      2.38      5.08      0.06     71.59
Average:          0     35.00      0.01      2.84      5.00      0.07     57.09
Average:          1     19.15      0.00      2.11      4.29      0.05     74.40
Average:          2     12.04      1.17      2.27      3.98      0.06     80.49
Average:          3     16.16      0.00      2.29      7.06      0.07     74.43