---> uname -a:
Linux prd-ubuntu1804-docker-4c-4g-1282 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  9.2G   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         467        1142           0        2333        3209
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:9f:c9:3b brd ff:ff:ff:ff:ff:ff
    inet 10.32.7.13/23 brd 10.32.7.255 scope global dynamic ens3
       valid_lft 86210sec preferred_lft 86210sec
    inet6 fe80::f816:3eff:fe9f:c93b/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 02:42:08:0a:9b:fc 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-1282) 	05/20/25 	_x86_64_	(4 CPU)

07:32:43     LINUX RESTART	(4 CPU)

07:33:01          tps      rtps      wtps   bread/s   bwrtn/s
07:34:01       172.57     69.49    103.08   5633.19  41583.89
07:35:01       146.93     13.00    133.93   2300.02  20061.59
Average:       159.75     41.24    118.51   3966.61  30822.74

07:33:01    kbmemfree   kbavail kbmemused  %memused kbbuffers  kbcached  kbcommit   %commit  kbactive   kbinact   kbdirty
07:34:01      1693900   3374516   2344752     58.06     51072   1784972    886076     17.42    526328   1640324    170504
07:35:01      1229380   3332940   2809272     69.56     66920   2175652    923188     18.15    816704   1779220       904
Average:      1461640   3353728   2577012     63.81     58996   1980312    904632     17.78    671516   1709772     85704

07:33:01        IFACE   rxpck/s   txpck/s    rxkB/s    txkB/s   rxcmp/s   txcmp/s  rxmcst/s   %ifutil
07:34:01         ens3    441.66    279.02   1487.87     70.68      0.00      0.00      0.00      0.00
07:34:01      docker0      0.00      0.00      0.00      0.00      0.00      0.00      0.00      0.00
07:34:01           lo      1.20      1.20      0.11      0.11      0.00      0.00      0.00      0.00
07:35:01         ens3    313.06    245.39   1572.84   1185.92      0.00      0.00      0.00      0.00
07:35:01      docker0      0.00      0.00      0.00      0.00      0.00      0.00      0.00      0.00
07:35:01           lo      5.40      5.40      0.48      0.48      0.00      0.00      0.00      0.00
Average:         ens3    377.36    262.21   1530.36    628.30      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      3.30      3.30      0.29      0.29      0.00      0.00      0.00      0.00

---> sar -P ALL:
Linux 4.15.0-213-generic (prd-ubuntu1804-docker-4c-4g-1282) 	05/20/25 	_x86_64_	(4 CPU)

07:32:43     LINUX RESTART	(4 CPU)

07:33:01        CPU     %user     %nice   %system   %iowait    %steal     %idle
07:34:01        all     18.52      0.00      2.19      5.53      0.05     73.70
07:34:01          0     31.99      0.00      2.34      3.12      0.05     62.50
07:34:01          1     21.26      0.00      3.07      3.45      0.05     72.17
07:34:01          2      6.72      0.00      1.81     12.38      0.08     79.00
07:34:01          3     14.04      0.00      1.54      3.20      0.03     81.19
07:35:01        all     20.35      0.00      2.22      3.78      0.06     73.59
07:35:01          0     15.63      0.00      1.93      1.74      0.05     80.65
07:35:01          1     36.60      0.00      3.25      3.60      0.07     56.48
07:35:01          2     17.66      0.00      2.30      6.51      0.07     73.46
07:35:01          3     11.52      0.00      1.37      3.28      0.05     83.78
Average:        all     19.44      0.00      2.20      4.66      0.06     73.65
Average:          0     23.82      0.00      2.13      2.43      0.05     71.56
Average:          1     28.93      0.00      3.16      3.53      0.06     64.32
Average:          2     12.19      0.00      2.06      9.45      0.08     76.23
Average:          3     12.78      0.00      1.46      3.24      0.04     82.49