---> uname -a:
Linux prd-ubuntu1804-docker-4c-4g-598 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  700K  394M   1% /run
/dev/vda1        20G   11G  9.1G  54% /
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         465         897           0        2581        3200
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:85:9f:a4 brd ff:ff:ff:ff:ff:ff
    inet 10.32.6.94/23 brd 10.32.7.255 scope global dynamic ens3
       valid_lft 86083sec preferred_lft 86083sec
    inet6 fe80::f816:3eff:fe85:9fa4/64 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 02:42:05:02:14:89 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-598) 	05/09/25 	_x86_64_	(4 CPU)

21:38:43     LINUX RESTART	(4 CPU)

21:39:01          tps      rtps      wtps   bread/s   bwrtn/s
21:40:02       174.20     69.44    104.77   5619.06  42033.14
21:41:01       219.73    107.15    112.57   5548.08  20954.28
21:42:01       136.23     22.30    113.92   1274.08  43468.09
21:43:01        97.30     73.72     23.58   3570.47  13242.86
Average:       156.60     67.98     88.61   3996.12  29963.81

21:39:01    kbmemfree   kbavail kbmemused  %memused kbbuffers  kbcached  kbcommit   %commit  kbactive   kbinact   kbdirty
21:40:02      1668680   3355056   2369972     58.68     51624   1789996    875956     17.22    547752   1643688    163692
21:41:01      1048936   3349860   2989716     74.03     71928   2363616    961160     18.89    801228   1966628    227404
21:42:01       250468   3132488   3788184     93.80    105696   2879392   1472988     28.95   1277816   2239312    296320
21:43:01       796020   3044888   3242632     80.29    114876   2260012   1156380     22.73   1387988   1613388     42196
Average:       941026   3220573   3097626     76.70     86031   2323254   1116621     21.95   1003696   1865754    182403

21:39:01        IFACE   rxpck/s   txpck/s    rxkB/s    txkB/s   rxcmp/s   txcmp/s  rxmcst/s   %ifutil
21:40:02           lo      1.20      1.20      0.11      0.11      0.00      0.00      0.00      0.00
21:40:02         ens3    365.89    230.74   1509.56     66.02      0.00      0.00      0.00      0.00
21:40:02      docker0      0.00      0.00      0.00      0.00      0.00      0.00      0.00      0.00
21:41:01           lo      2.44      2.44      0.24      0.24      0.00      0.00      0.00      0.00
21:41:01         ens3    368.78    272.56    988.95     25.85      0.00      0.00      0.00      0.00
21:41:01      docker0      0.00      0.00      0.00      0.00      0.00      0.00      0.00      0.00
21:42:01           lo      0.20      0.20      0.02      0.02      0.00      0.00      0.00      0.00
21:42:01         ens3    316.04    272.07   1564.58     22.40      0.00      0.00      0.00      0.00
21:42:01      docker0      0.00      0.00      0.00      0.00      0.00      0.00      0.00      0.00
21:43:01           lo     11.18     11.18      2.16      2.16      0.00      0.00      0.00      0.00
21:43:01         ens3    197.70    134.98   1309.05     29.97      0.00      0.00      0.00      0.00
21:43:01      docker0      0.00      0.00      0.00      0.00      0.00      0.00      0.00      0.00
Average:           lo      3.76      3.76      0.64      0.64      0.00      0.00      0.00      0.00
Average:         ens3    311.87    227.41   1344.54     36.10      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-598) 	05/09/25 	_x86_64_	(4 CPU)

21:38:43     LINUX RESTART	(4 CPU)

21:39:01        CPU     %user     %nice   %system   %iowait    %steal     %idle
21:40:02        all     18.46      0.00      2.05      5.72      0.05     73.72
21:40:02          0      8.31      0.00      1.24      6.56      0.03     83.85
21:40:02          1     12.92      0.00      1.65      4.76      0.05     80.61
21:40:02          2     36.93      0.00      3.70      5.26      0.07     54.04
21:40:02          3     15.80      0.00      1.61      6.30      0.07     76.23
21:41:01        all     14.85      0.84      2.35      7.55      0.07     74.34
21:41:01          0      7.63      0.00      1.49      7.13      0.07     83.68
21:41:01          1      6.13      1.58      1.99      9.43      0.05     80.81
21:41:01          2     13.93      1.72      2.58      5.87      0.07     75.83
21:41:01          3     31.83      0.02      3.37      7.76      0.09     56.94
21:42:01        all     55.56      0.00      6.30      1.51      0.08     36.54
21:42:01          0     55.09      0.00      6.47      2.25      0.08     36.10
21:42:01          1     55.04      0.00      6.34      0.50      0.07     38.05
21:42:01          2     56.93      0.00      5.89      1.08      0.08     36.02
21:42:01          3     55.20      0.00      6.46      2.23      0.08     36.03
21:43:01        all     33.31      0.00      4.25      2.75      0.07     59.63
21:43:01          0     32.35      0.00      4.36      3.62      0.07     59.60
21:43:01          1     34.11      0.00      4.59      2.08      0.07     59.15
21:43:01          2     34.03      0.00      4.29      2.50      0.07     59.11
21:43:01          3     32.72      0.00      3.80      2.78      0.07     60.64
Average:        all     30.54      0.21      3.74      4.38      0.07     61.06
Average:          0     25.75      0.00      3.38      4.90      0.06     65.90
Average:          1     27.10      0.39      3.65      4.18      0.06     64.63
Average:          2     35.52      0.43      4.12      3.67      0.07     56.19
Average:          3     33.86      0.00      3.81      4.76      0.08     57.50