---> uname -a:
Linux prd-ubuntu1804-docker-4c-4g-4193 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  9.3G   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:           3943         424         972           0        2547        3239
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:9c:20:34 brd ff:ff:ff:ff:ff:ff
    inet 10.32.7.12/23 brd 10.32.7.255 scope global dynamic ens3
       valid_lft 86234sec preferred_lft 86234sec
    inet6 fe80::f816:3eff:fe9c:2034/64 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 02:42:01:6b:86:e5 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-4193) 	04/02/25 	_x86_64_	(4 CPU)

21:47:43     LINUX RESTART	(4 CPU)

21:48:01          tps      rtps      wtps   bread/s   bwrtn/s
21:49:01       172.95     69.24    103.72   5642.26  41528.83
21:50:01       217.04    112.05    105.00   4631.39  20502.77
Average:       195.00     90.64    104.36   5136.78  31014.92

21:48:01    kbmemfree   kbavail kbmemused  %memused kbbuffers  kbcached  kbcommit   %commit  kbactive   kbinact   kbdirty
21:49:01      1696452   3375836   2342200     57.99     51736   1783120    873012     17.16    524848   1638016    167516
21:50:01       993972   3312756   3044680     75.39     86380   2355376    877088     17.24    714892   2082752    121288
Average:      1345212   3344296   2693440     66.69     69058   2069248    875050     17.20    619870   1860384    144402

21:48:01        IFACE   rxpck/s   txpck/s    rxkB/s    txkB/s   rxcmp/s   txcmp/s  rxmcst/s   %ifutil
21:49:01         ens3    410.25    261.67   1427.66     69.09      0.00      0.00      0.00      0.00
21:49:01           lo      1.20      1.20      0.11      0.11      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         ens3    185.69    161.86   1015.34     22.07      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      docker0      0.00      0.00      0.00      0.00      0.00      0.00      0.00      0.00
Average:         ens3    297.96    211.76   1221.48     45.58      0.00      0.00      0.00      0.00
Average:           lo      1.40      1.40      0.13      0.13      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-4193) 	04/02/25 	_x86_64_	(4 CPU)

21:47:43     LINUX RESTART	(4 CPU)

21:48:01        CPU     %user     %nice   %system   %iowait    %steal     %idle
21:49:01        all     18.23      0.00      2.23      4.95      0.07     74.52
21:49:01          0     23.01      0.00      2.59     10.12      0.08     64.19
21:49:01          1      7.66      0.00      1.30      4.30      0.08     86.66
21:49:01          2     27.02      0.00      3.30      2.88      0.08     66.72
21:49:01          3     15.22      0.00      1.73      2.53      0.05     80.47
21:50:01        all     28.41      0.00      3.44     10.18      0.08     57.91
21:50:01          0     18.78      0.00      3.07     11.21      0.07     66.87
21:50:01          1     38.95      0.00      3.52     12.08      0.07     45.39
21:50:01          2     37.81      0.00      3.86     10.80      0.10     47.42
21:50:01          3     18.19      0.00      3.28      6.67      0.07     71.80
Average:        all     23.32      0.00      2.83      7.56      0.07     66.22
Average:          0     20.90      0.00      2.83     10.66      0.08     65.53
Average:          1     23.28      0.00      2.41      8.18      0.08     66.06
Average:          2     32.41      0.00      3.58      6.83      0.09     57.09
Average:          3     16.71      0.00      2.50      4.61      0.06     76.12