---> uname -a:
Linux prd-ubuntu1804-docker-4c-4g-394 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            2.0G     0  2.0G   0% /dev
tmpfs           395M  696K  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:           3944         499         714           0        2730        3161
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:79:3b:40 brd ff:ff:ff:ff:ff:ff
    inet 10.32.6.219/23 brd 10.32.7.255 scope global dynamic ens3
       valid_lft 86191sec preferred_lft 86191sec
    inet6 fe80::f816:3eff:fe79:3b40/64 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 02:42:71:3a:a4:a7 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-394) 	05/06/25 	_x86_64_	(4 CPU)

10:16:45     LINUX RESTART	(4 CPU)

10:17:01          tps      rtps      wtps   bread/s   bwrtn/s
10:18:02       173.09     69.37    103.72   5631.33  41538.03
10:19:01       198.85     12.74    186.10   2292.76  24742.92
10:20:01        81.62      0.65     80.97     47.06  11443.43
Average:       150.92     27.67    123.25   2659.09  25914.63

10:17:01    kbmemfree   kbavail kbmemused  %memused kbbuffers  kbcached  kbcommit   %commit  kbactive   kbinact   kbdirty
10:18:02      1545188   3275616   2493472     61.74     50764   1832452    968976     19.05    655484   1652220    210148
10:19:01      1025400   3239532   3013260     74.61     75032   2268636   1284700     25.25    733480   2042832     38500
10:20:01       761032   3263840   3277628     81.16     94228   2504404    967988     19.03    900148   2098260     27456
Average:      1110540   3259663   2928120     72.50     73341   2201831   1073888     21.11    763037   1931104     92035

10:17:01        IFACE   rxpck/s   txpck/s    rxkB/s    txkB/s   rxcmp/s   txcmp/s  rxmcst/s   %ifutil
10:18:02         ens3    383.97    246.38   1482.55     71.02      0.00      0.00      0.00      0.00
10:18:02      docker0      0.00      0.00      0.00      0.00      0.00      0.00      0.00      0.00
10:18:02           lo      1.13      1.13      0.11      0.11      0.00      0.00      0.00      0.00
10:19:01         ens3    310.02    239.25   2134.94     24.50      0.00      0.00      0.00      0.00
10:19:01      docker0      0.00      0.00      0.00      0.00      0.00      0.00      0.00      0.00
10:19:01           lo      2.51      2.51      0.23      0.23      0.00      0.00      0.00      0.00
10:20:01         ens3     23.35     22.38     19.74      9.74      0.00      0.00      0.00      0.00
10:20:01      docker0      0.00      0.00      0.00      0.00      0.00      0.00      0.00      0.00
10:20:01           lo      0.87      0.87      0.08      0.08      0.00      0.00      0.00      0.00
Average:         ens3    238.71    168.94   1207.26     35.14      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:           lo      1.50      1.50      0.14      0.14      0.00      0.00      0.00      0.00

---> sar -P ALL:
Linux 4.15.0-213-generic (prd-ubuntu1804-docker-4c-4g-394) 	05/06/25 	_x86_64_	(4 CPU)

10:16:45     LINUX RESTART	(4 CPU)

10:17:01        CPU     %user     %nice   %system   %iowait    %steal     %idle
10:18:02        all     17.89      0.00      2.25      5.32      0.06     74.49
10:18:02          0     16.36      0.00      1.48      2.96      0.07     79.14
10:18:02          1     14.22      0.00      1.34      7.64      0.05     76.75
10:18:02          2     16.39      0.00      2.43      2.19      0.05     78.94
10:18:02          3     24.60      0.00      3.73      8.45      0.07     63.15
10:19:01        all     17.53      0.00      2.65      5.29      0.06     74.47
10:19:01          0     25.35      0.00      2.59      2.75      0.09     69.22
10:19:01          1      6.80      0.00      3.10     12.50      0.05     77.54
10:19:01          2     10.31      0.00      2.08      4.85      0.07     82.70
10:19:01          3     27.64      0.00      2.81      1.07      0.05     68.43
10:20:01        all     19.27      0.00      1.75      1.97      0.05     76.96
10:20:01          0     11.64      0.00      1.63      0.60      0.03     86.10
10:20:01          1     18.34      0.00      1.41      2.28      0.07     77.91
10:20:01          2      7.52      0.00      1.24      4.73      0.03     86.48
10:20:01          3     39.55      0.00      2.72      0.30      0.07     57.36
Average:        all     18.23      0.00      2.21      4.19      0.06     75.31
Average:          0     17.74      0.00      1.90      2.10      0.06     78.20
Average:          1     13.16      0.00      1.94      7.44      0.06     77.40
Average:          2     11.41      0.00      1.91      3.92      0.05     82.71
Average:          3     30.62      0.00      3.09      3.29      0.06     62.95