---> uname -a:
Linux prd-ubuntu1804-docker-4c-4g-827 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   11G  9.2G  53% /
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         487         183           0        3273        3173
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:0a:20:eb brd ff:ff:ff:ff:ff:ff
    inet 10.32.6.35/23 brd 10.32.7.255 scope global dynamic ens3
       valid_lft 86217sec preferred_lft 86217sec
    inet6 fe80::f816:3eff:fe0a:20eb/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 02:42:42:38:76:13 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-827) 	05/13/25 	_x86_64_	(4 CPU)

07:56:14     LINUX RESTART	(4 CPU)

07:57:03          tps      rtps      wtps   bread/s   bwrtn/s
07:58:01        67.40      8.57     58.83    926.46   6637.48
07:59:01       181.77      8.87    172.90   1490.28  62501.85
Average:       125.55      8.72    116.84   1213.15  35043.01

07:57:03    kbmemfree   kbavail kbmemused  %memused kbbuffers  kbcached  kbcommit   %commit  kbactive   kbinact   kbdirty
07:58:01      1593980   3401268   2444680     60.53     57956   1898716    825024     16.22    516912   1733972    211028
07:59:01       269028   3316428   3769632     93.34     92960   3034932    923460     18.15    691064   2782548     26520
Average:       931504   3358848   3107156     76.94     75458   2466824    874242     17.19    603988   2258260    118774

07:57:03        IFACE   rxpck/s   txpck/s    rxkB/s    txkB/s   rxcmp/s   txcmp/s  rxmcst/s   %ifutil
07:58:01           lo      2.28      2.28      0.20      0.20      0.00      0.00      0.00      0.00
07:58:01         ens3     91.60     81.02   1043.73     11.68      0.00      0.00      0.00      0.00
07:58:01      docker0      0.00      0.00      0.00      0.00      0.00      0.00      0.00      0.00
07:59:01           lo      1.20      1.20      0.10      0.10      0.00      0.00      0.00      0.00
07:59:01         ens3    261.74    164.57   6297.10     27.09      0.00      0.00      0.00      0.00
07:59:01      docker0      0.00      0.00      0.00      0.00      0.00      0.00      0.00      0.00
Average:           lo      1.73      1.73      0.15      0.15      0.00      0.00      0.00      0.00
Average:         ens3    178.11    123.50   3714.93     19.52      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-827) 	05/13/25 	_x86_64_	(4 CPU)

07:56:14     LINUX RESTART	(4 CPU)

07:57:03        CPU     %user     %nice   %system   %iowait    %steal     %idle
07:58:01        all     20.49      0.00      1.42      1.95      0.05     76.10
07:58:01          0     29.00      0.00      1.85      0.22      0.05     68.88
07:58:01          1     33.51      0.00      2.17      0.16      0.07     64.09
07:58:01          2     17.07      0.00      0.97      0.17      0.05     81.73
07:58:01          3      2.25      0.00      0.64      7.28      0.03     89.79
07:59:01        all     22.04      0.00      4.35      3.54      0.07     70.00
07:59:01          0     26.74      0.00      4.06      1.58      0.07     67.54
07:59:01          1     18.43      0.00      4.12      3.91      0.05     73.49
07:59:01          2     17.80      0.00      4.05      2.05      0.07     76.03
07:59:01          3     25.23      0.00      5.18      6.63      0.08     62.88
Average:        all     21.27      0.00      2.90      2.76      0.06     73.01
Average:          0     27.86      0.00      2.97      0.91      0.06     68.20
Average:          1     25.87      0.00      3.16      2.06      0.06     68.85
Average:          2     17.44      0.00      2.53      1.13      0.06     78.84
Average:          3     13.89      0.00      2.94      6.95      0.06     76.16