---> uname -a:
Linux prd-ubuntu1804-docker-4c-4g-4353 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  9.0G   11G  47% /
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         445        1289           0        2208        3240
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:c2:a9:81 brd ff:ff:ff:ff:ff:ff
    inet 10.32.6.47/23 brd 10.32.7.255 scope global dynamic ens3
       valid_lft 86225sec preferred_lft 86225sec
    inet6 fe80::f816:3eff:fec2:a981/64 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 02:42:85:02:21:4d 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-4353) 	04/05/25 	_x86_64_	(4 CPU)

00:25:45     LINUX RESTART	(4 CPU)

00:26:01          tps      rtps      wtps   bread/s   bwrtn/s
00:27:01       173.02     69.06    103.97   5608.00  41545.76
00:28:01       120.91     51.47     69.44   4516.31  11565.81
Average:       146.97     60.26     86.70   5062.16  26555.78

00:26:01    kbmemfree   kbavail kbmemused  %memused kbbuffers  kbcached  kbcommit   %commit  kbactive   kbinact   kbdirty
00:27:01      1717344   3389392   2321316     57.48     51988   1774364    856328     16.83    509656   1630376    159404
00:28:01      1337620   3326776   2701040     66.88     59528   2076656    902344     17.74    674920   1829688     35972
Average:      1527482   3358084   2511178     62.18     55758   1925510    879336     17.29    592288   1730032     97688

00:26:01        IFACE   rxpck/s   txpck/s    rxkB/s    txkB/s   rxcmp/s   txcmp/s  rxmcst/s   %ifutil
00:27:01      docker0      0.00      0.00      0.00      0.00      0.00      0.00      0.00      0.00
00:27:01         ens3    405.40    263.94   1407.66     71.06      0.00      0.00      0.00      0.00
00:27:01           lo      1.20      1.20      0.11      0.11      0.00      0.00      0.00      0.00
00:28:01      docker0      0.00      0.00      0.00      0.00      0.00      0.00      0.00      0.00
00:28:01         ens3    187.27    126.00   1453.02     19.38      0.00      0.00      0.00      0.00
00:28:01           lo      2.00      2.00      0.20      0.20      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    296.33    194.97   1430.34     45.22      0.00      0.00      0.00      0.00
Average:           lo      1.60      1.60      0.16      0.16      0.00      0.00      0.00      0.00

---> sar -P ALL:
Linux 4.15.0-213-generic (prd-ubuntu1804-docker-4c-4g-4353) 	04/05/25 	_x86_64_	(4 CPU)

00:25:45     LINUX RESTART	(4 CPU)

00:26:01        CPU     %user     %nice   %system   %iowait    %steal     %idle
00:27:01        all     17.85      0.00      2.31      5.46      0.06     74.32
00:27:01          0     10.30      0.00      1.45      3.96      0.03     84.25
00:27:01          1     27.46      0.00      2.39      8.15      0.07     61.93
00:27:01          2     24.75      0.00      3.93      3.61      0.07     67.65
00:27:01          3      8.88      0.00      1.49      6.13      0.05     83.44
00:28:01        all     17.28      0.00      1.21      2.62      0.05     78.84
00:28:01          0     13.83      0.00      1.13      1.64      0.03     83.36
00:28:01          1     10.39      0.00      0.70      2.89      0.05     85.97
00:28:01          2     30.77      0.00      1.86      1.71      0.08     65.59
00:28:01          3     14.09      0.00      1.09      4.28      0.07     80.47
Average:        all     17.56      0.00      1.76      4.04      0.05     76.58
Average:          0     12.07      0.00      1.29      2.80      0.03     83.81
Average:          1     18.93      0.00      1.55      5.52      0.06     73.95
Average:          2     27.76      0.00      2.89      2.66      0.08     66.61
Average:          3     11.49      0.00      1.29      5.20      0.06     81.96