---> uname -a:
Linux prd-ubuntu1804-docker-4c-4g-1572 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  9.6G  9.7G  50% /
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         460         699           0        2783        3201
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:6f:4e:d8 brd ff:ff:ff:ff:ff:ff
    inet 10.32.6.215/23 brd 10.32.7.255 scope global dynamic ens3
       valid_lft 86176sec preferred_lft 86176sec
    inet6 fe80::f816:3eff:fe6f:4ed8/64 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 02:42:0b:df:fd:66 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-1572) 	05/24/25 	_x86_64_	(4 CPU)

16:27:44     LINUX RESTART	(4 CPU)

16:28:01          tps      rtps      wtps   bread/s   bwrtn/s
16:29:02       172.52     69.44    103.08   5639.73  41576.55
16:30:01       134.98     12.83    122.15   2306.73  38459.92
16:31:01        13.96      0.58     13.38     42.39    584.30
Average:       107.00     27.70     79.30   2664.94  26808.88

16:28:01    kbmemfree   kbavail kbmemused  %memused kbbuffers  kbcached  kbcommit   %commit  kbactive   kbinact   kbdirty
16:29:02      1703504   3381536   2335156     57.82     51208   1781000    859420     16.89    515964   1638080    162164
16:30:01       791100   3339404   3247560     80.41     73408   2598416    986084     19.38    846660   2155256       180
16:31:01       754524   3312800   3284136     81.32     76388   2605236    921512     18.11    923752   2114624     26280
Average:      1083043   3344580   2955617     73.18     67001   2328217    922339     18.13    762125   1969320     62875

16:28:01        IFACE   rxpck/s   txpck/s    rxkB/s    txkB/s   rxcmp/s   txcmp/s  rxmcst/s   %ifutil
16:29:02      docker0      0.00      0.00      0.00      0.00      0.00      0.00      0.00      0.00
16:29:02           lo      1.20      1.20      0.11      0.11      0.00      0.00      0.00      0.00
16:29:02         ens3    400.93    258.79   1463.30     68.37      0.00      0.00      0.00      0.00
16:30:01      docker0      0.00      0.00      0.00      0.00      0.00      0.00      0.00      0.00
16:30:01           lo      3.25      3.25      0.29      0.29      0.00      0.00      0.00      0.00
16:30:01         ens3    547.55    375.50   3950.76    383.27      0.00      0.00      0.00      0.00
16:31:01      docker0      0.00      0.00      0.00      0.00      0.00      0.00      0.00      0.00
16:31:01           lo      1.13      1.13      0.10      0.10      0.00      0.00      0.00      0.00
16:31:01         ens3     89.89    172.15     16.45   1227.27      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      1.85      1.85      0.17      0.17      0.00      0.00      0.00      0.00
Average:         ens3    345.00    268.22   1798.21    560.62      0.00      0.00      0.00      0.00

---> sar -P ALL:
Linux 4.15.0-213-generic (prd-ubuntu1804-docker-4c-4g-1572) 	05/24/25 	_x86_64_	(4 CPU)

16:27:44     LINUX RESTART	(4 CPU)

16:28:01        CPU     %user     %nice   %system   %iowait    %steal     %idle
16:29:02        all     18.24      0.00      2.28      5.46      0.06     73.96
16:29:02          0      8.31      0.00      1.27      3.12      0.07     87.23
16:29:02          1     18.81      0.00      3.17      7.48      0.05     70.49
16:29:02          2     11.09      0.00      1.56      7.01      0.05     80.29
16:29:02          3     34.79      0.00      3.12      4.23      0.07     57.80
16:30:01        all     15.52      0.00      2.55      2.59      0.06     79.29
16:30:01          0      7.90      0.00      1.92      0.66      0.05     89.46
16:30:01          1     15.28      0.00      2.62      1.02      0.03     81.05
16:30:01          2      8.76      0.00      2.55      3.90      0.07     84.73
16:30:01          3     30.17      0.00      3.10      4.83      0.09     61.82
16:31:01        all     18.63      0.00      0.77      0.34      0.05     80.20
16:31:01          0     16.85      0.00      0.55      0.03      0.03     82.53
16:31:01          1     14.30      0.00      0.75      0.00      0.07     84.89
16:31:01          2     20.44      0.00      0.89      0.02      0.05     78.61
16:31:01          3     22.94      0.00      0.89      1.32      0.07     74.79
Average:        all     17.47      0.00      1.86      2.80      0.06     77.81
Average:          0     11.04      0.00      1.24      1.28      0.05     86.39
Average:          1     16.13      0.00      2.18      2.84      0.05     78.81
Average:          2     13.47      0.00      1.66      3.64      0.06     81.18
Average:          3     29.29      0.00      2.36      3.45      0.07     64.83