---> uname -a:
Linux prd-ubuntu1804-docker-4c-4g-905 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  9.1G   11G  48% /
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         441        1174           0        2328        3238
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:30:2d:56 brd ff:ff:ff:ff:ff:ff
    inet 10.32.7.64/23 brd 10.32.7.255 scope global dynamic ens3
       valid_lft 86206sec preferred_lft 86206sec
    inet6 fe80::f816:3eff:fe30:2d56/64 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 02:42:05:3f:b2:cc 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-905) 	02/22/25 	_x86_64_	(4 CPU)

02:15:41     LINUX RESTART	(4 CPU)

02:16:01          tps      rtps      wtps   bread/s   bwrtn/s
02:17:02       170.20     69.34    100.87   5641.19  41733.19
02:18:01       136.74     37.40     99.34   2305.91  15770.34
Average:       153.61     53.50    100.11   3987.57  28860.84

02:16:01    kbmemfree   kbavail kbmemused  %memused kbbuffers  kbcached  kbcommit   %commit  kbactive   kbinact   kbdirty
02:17:02      1565696   3310900   2472956     61.23     52400   1844336    934680     18.37    621084   1664060    221336
02:18:01       776368   2792956   3262284     80.78     65172   2093472   1438648     28.28   1159924   1892956     12796
Average:      1171032   3051928   2867620     71.00     58786   1968904   1186664     23.33    890504   1778508    117066

02:16:01        IFACE   rxpck/s   txpck/s    rxkB/s    txkB/s   rxcmp/s   txcmp/s  rxmcst/s   %ifutil
02:17:02      docker0      0.00      0.00      0.00      0.00      0.00      0.00      0.00      0.00
02:17:02           lo      1.07      1.07      0.10      0.10      0.00      0.00      0.00      0.00
02:17:02         ens3    366.24    231.36   1444.79     67.45      0.00      0.00      0.00      0.00
02:18:01      docker0      0.00      0.00      0.00      0.00      0.00      0.00      0.00      0.00
02:18:01           lo      1.69      1.69      0.16      0.16      0.00      0.00      0.00      0.00
02:18:01         ens3    361.01    384.14   2645.75     61.61      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      1.38      1.38      0.13      0.13      0.00      0.00      0.00      0.00
Average:         ens3    363.64    307.11   2040.22     64.56      0.00      0.00      0.00      0.00

---> sar -P ALL:
Linux 4.15.0-213-generic (prd-ubuntu1804-docker-4c-4g-905) 	02/22/25 	_x86_64_	(4 CPU)

02:15:41     LINUX RESTART	(4 CPU)

02:16:01        CPU     %user     %nice   %system   %iowait    %steal     %idle
02:17:02        all     17.47      0.00      2.31      5.19      0.06     74.97
02:17:02          0     12.64      0.00      1.62      2.64      0.03     83.07
02:17:02          1      7.77      0.00      2.99     11.22      0.07     77.95
02:17:02          2     13.23      0.00      1.86      1.27      0.07     83.57
02:17:02          3     36.14      0.00      2.79      5.67      0.07     55.33
02:18:01        all     31.66      0.00      1.77      2.12      0.08     64.36
02:18:01          0     27.69      0.00      0.98      0.63      0.07     70.63
02:18:01          1     25.86      0.00      1.61      4.26      0.08     68.19
02:18:01          2     38.51      0.00      2.42      0.94      0.10     58.04
02:18:01          3     34.68      0.00      2.04      2.64      0.09     60.55
Average:        all     24.51      0.00      2.04      3.67      0.07     69.71
Average:          0     20.11      0.00      1.30      1.64      0.05     76.90
Average:          1     16.78      0.00      2.30      7.75      0.08     73.09
Average:          2     25.77      0.00      2.13      1.11      0.08     70.91
Average:          3     35.42      0.00      2.42      4.17      0.08     57.91