---> uname -a:
Linux prd-ubuntu1804-docker-4c-4g-357 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  9.9G  9.4G  52% /
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         439         362           0        3141        3221
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:38:20:a5 brd ff:ff:ff:ff:ff:ff
    inet 10.32.7.0/23 brd 10.32.7.255 scope global dynamic ens3
       valid_lft 86229sec preferred_lft 86229sec
    inet6 fe80::f816:3eff:fe38:20a5/64 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 02:42:93:dc:f4:5b 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-357) 	04/16/25 	_x86_64_	(4 CPU)

22:15:36     LINUX RESTART	(4 CPU)

22:16:01          tps      rtps      wtps   bread/s   bwrtn/s
22:17:01       160.16     60.69     99.47   4683.62  42651.57
22:18:01       185.60     13.10    172.50   2312.41  56087.32
Average:       172.88     36.89    135.99   3498.02  49369.45

22:16:01    kbmemfree   kbavail kbmemused  %memused kbbuffers  kbcached  kbcommit   %commit  kbactive   kbinact   kbdirty
22:17:01      1678676   3381576   2359984     58.43     53940   1802720    853892     16.79    519532   1655840    159304
22:18:01       382184   3306192   3656476     90.54     87152   2929484    946200     18.60    672424   2702844     17788
Average:      1030430   3343884   3008230     74.49     70546   2366102    900046     17.69    595978   2179342     88546

22:16:01        IFACE   rxpck/s   txpck/s    rxkB/s    txkB/s   rxcmp/s   txcmp/s  rxmcst/s   %ifutil
22:17:01         ens3    379.27    250.97   1568.86     68.18      0.00      0.00      0.00      0.00
22:17:01           lo      1.07      1.07      0.10      0.10      0.00      0.00      0.00      0.00
22:17:01      docker0      0.00      0.00      0.00      0.00      0.00      0.00      0.00      0.00
22:18:01         ens3    673.80    354.42   5889.94    131.68      0.00      0.00      0.00      0.00
22:18:01           lo      5.00      5.00      0.45      0.45      0.00      0.00      0.00      0.00
22:18:01      docker0      0.00      0.00      0.00      0.00      0.00      0.00      0.00      0.00
Average:         ens3    526.54    302.70   3729.40     99.93      0.00      0.00      0.00      0.00
Average:           lo      3.03      3.03      0.28      0.28      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-357) 	04/16/25 	_x86_64_	(4 CPU)

22:15:36     LINUX RESTART	(4 CPU)

22:16:01        CPU     %user     %nice   %system   %iowait    %steal     %idle
22:17:01        all     19.53      0.00      2.30      5.02      0.05     73.10
22:17:01          0     13.11      0.00      2.27     12.93      0.07     71.62
22:17:01          1     14.61      0.00      1.32      2.76      0.03     81.28
22:17:01          2     20.80      0.00      3.21      2.55      0.07     73.37
22:17:01          3     29.60      0.00      2.36      1.84      0.07     66.14
22:18:01        all     21.32      0.00      3.89      3.80      0.07     70.93
22:18:01          0     17.91      0.00      3.96      1.81      0.05     76.26
22:18:01          1     39.46      0.00      4.73      6.30      0.08     49.42
22:18:01          2     12.98      0.00      3.01      1.16      0.07     82.78
22:18:01          3     15.02      0.00      3.89      5.93      0.07     75.09
Average:        all     20.42      0.00      3.09      4.41      0.06     72.01
Average:          0     15.51      0.00      3.11      7.39      0.06     73.93
Average:          1     26.98      0.00      3.02      4.52      0.06     65.42
Average:          2     16.87      0.00      3.11      1.86      0.07     78.10
Average:          3     22.33      0.00      3.12      3.88      0.07     70.60