---> uname -a:
Linux prd-ubuntu1804-docker-4c-4g-2453 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  700K  394M   1% /run
/dev/vda1        20G  9.3G   10G  49% /
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         454         794           0        2694        3215
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:fc:42 brd ff:ff:ff:ff:ff:ff
    inet 10.32.6.69/23 brd 10.32.7.255 scope global dynamic ens3
       valid_lft 86135sec preferred_lft 86135sec
    inet6 fe80::f816:3eff:fe85:fc42/64 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 02:42:6b:79:7c:d3 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-2453) 	03/12/25 	_x86_64_	(4 CPU)

21:01:42     LINUX RESTART	(4 CPU)

21:02:01          tps      rtps      wtps   bread/s   bwrtn/s
21:03:01       233.81    109.75    124.06   7744.84  53143.03
21:04:01        27.61     11.08     16.53    525.51   9786.37
21:05:01        56.84     23.95     32.89    873.85   5739.58
21:06:01        64.23      0.88     63.35     78.37   9562.81
Average:        95.62     36.41     59.21   2305.55  19557.53

21:02:01    kbmemfree   kbavail kbmemused  %memused kbbuffers  kbcached  kbcommit   %commit  kbactive   kbinact   kbdirty
21:03:01      1413572   3320684   2625088     65.00     34400   2028328    928912     18.26    890212   1557532    168676
21:04:01      1120080   3110688   2918580     72.27     35296   2109380   1179904     23.19   1165448   1572216     15336
21:05:01      1046976   3299084   2991684     74.08     48048   2348572    932620     18.33   1049844   1741068    118744
21:06:01       796520   3275328   3242140     80.28     68228   2541580    941516     18.51   1082468   1932004    117868
Average:      1094287   3251446   2944373     72.90     46493   2256965    995738     19.57   1046993   1700705    105156

21:02:01        IFACE   rxpck/s   txpck/s    rxkB/s    txkB/s   rxcmp/s   txcmp/s  rxmcst/s   %ifutil
21:03:01      docker0      0.00      0.00      0.00      0.00      0.00      0.00      0.00      0.00
21:03:01           lo      2.10      2.10      0.22      0.22      0.00      0.00      0.00      0.00
21:03:01         ens3    480.77    287.62   1604.55     71.15      0.00      0.00      0.00      0.00
21:04:01      docker0      0.00      0.00      0.00      0.00      0.00      0.00      0.00      0.00
21:04:01           lo      0.33      0.33      0.03      0.03      0.00      0.00      0.00      0.00
21:04:01         ens3    119.43     77.12     28.90     27.40      0.00      0.00      0.00      0.00
21:05:01      docker0      0.00      0.00      0.00      0.00      0.00      0.00      0.00      0.00
21:05:01           lo      0.87      0.87      0.08      0.08      0.00      0.00      0.00      0.00
21:05:01         ens3    248.44    173.97   1044.51     33.26      0.00      0.00      0.00      0.00
21:06:01      docker0      0.00      0.00      0.00      0.00      0.00      0.00      0.00      0.00
21:06:01           lo      1.27      1.27      0.11      0.11      0.00      0.00      0.00      0.00
21:06:01         ens3     47.37     45.30    510.40     10.21      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      1.14      1.14      0.11      0.11      0.00      0.00      0.00      0.00
Average:         ens3    224.00    146.00    797.07     35.50      0.00      0.00      0.00      0.00

---> sar -P ALL:
Linux 4.15.0-213-generic (prd-ubuntu1804-docker-4c-4g-2453) 	03/12/25 	_x86_64_	(4 CPU)

21:01:42     LINUX RESTART	(4 CPU)

21:02:01        CPU     %user     %nice   %system   %iowait    %steal     %idle
21:03:01        all     15.89      1.21      3.85      6.34      0.07     72.63
21:03:01          0     15.70      1.47      4.32      6.47      0.07     71.96
21:03:01          1     13.07      0.92      2.72      3.12      0.05     80.11
21:03:01          2     17.62      2.40      4.26      9.46      0.10     66.15
21:03:01          3     17.20      0.02      4.11      6.29      0.07     72.33
21:04:01        all     22.52      0.00      2.37      0.31      0.05     74.75
21:04:01          0     12.24      0.00      2.42      0.50      0.03     84.81
21:04:01          1     16.91      0.00      2.53      0.10      0.05     80.42
21:04:01          2     21.73      0.00      2.22      0.48      0.05     75.51
21:04:01          3     39.21      0.00      2.31      0.15      0.08     58.25
21:05:01        all     19.94      0.00      6.09      0.87      0.08     73.02
21:05:01          0     14.56      0.00      6.60      1.10      0.07     77.67
21:05:01          1     13.45      0.00      5.30      1.58      0.07     79.59
21:05:01          2     27.56      0.00      6.44      0.44      0.08     65.48
21:05:01          3     24.20      0.00      6.07      0.37      0.07     69.30
21:06:01        all     20.85      0.00      1.26      1.55      0.05     76.28
21:06:01          0     29.00      0.00      1.57      0.17      0.05     69.22
21:06:01          1      2.54      0.00      0.74      5.69      0.05     90.98
21:06:01          2     34.37      0.00      1.89      0.25      0.08     63.41
21:06:01          3     17.71      0.00      0.83      0.07      0.03     81.35
Average:        all     19.80      0.30      3.39      2.26      0.06     74.18
Average:          0     17.88      0.37      3.72      2.05      0.05     75.92
Average:          1     11.46      0.23      2.82      2.63      0.05     82.81
Average:          2     25.33      0.60      3.70      2.65      0.08     67.64
Average:          3     24.58      0.00      3.33      1.71      0.06     70.31