---> uname -a:
Linux prd-ubuntu1804-docker-4c-4g-4255 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  9.6G  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:           3943         481         753           0        2709        3182
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:55:cf:3a brd ff:ff:ff:ff:ff:ff
    inet 10.32.7.181/23 brd 10.32.7.255 scope global dynamic ens3
       valid_lft 85408sec preferred_lft 85408sec
    inet6 fe80::f816:3eff:fe55:cf3a/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 02:42:55:f7:81:b8 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
    inet6 fe80::42:55ff:fef7:81b8/64 scope link 
       valid_lft forever preferred_lft forever

---> sar -b -r -n DEV:
Linux 4.15.0-213-generic (prd-ubuntu1804-docker-4c-4g-4255) 	04/03/25 	_x86_64_	(4 CPU)

15:45:02     LINUX RESTART	(4 CPU)

15:46:01          tps      rtps      wtps   bread/s   bwrtn/s
15:47:01        97.70     12.96     84.74   2308.68  12032.13
15:48:01       137.69      0.08    137.61      3.73  21462.02
15:49:01        10.36      0.02     10.35      0.40   2028.06
15:50:01         3.55      0.00      3.55      0.00    187.57
15:51:01         3.55      0.02      3.53      1.33    372.27
15:52:01         4.18      0.00      4.18      0.00    361.01
15:53:01         3.03      0.00      3.03      0.00    480.85
15:54:01         3.67      0.00      3.67      0.00    317.55
15:55:01         3.30      0.00      3.30      0.00    381.54
15:56:01         4.53      0.00      4.53      0.00   1706.12
15:57:01         3.40      0.00      3.40      0.00    389.80
15:58:01         3.67      0.00      3.67      0.00    320.08
15:59:01         3.08      0.00      3.08      0.00    414.73
16:00:01         3.25      0.00      3.25      0.00    452.46
16:01:01        31.19     12.00     19.19    577.94   3147.22
Average:        21.08      1.67     19.41    192.81   2936.92

15:46:01    kbmemfree   kbavail kbmemused  %memused kbbuffers  kbcached  kbcommit   %commit  kbactive   kbinact   kbdirty
15:47:01      1209744   3255216   2828908     70.05     66604   2118876   1268152     24.93    754864   1853872    228892
15:48:01       859708   3296424   3178944     78.71     88860   2466072   1343264     26.40    854696   2063324     54716
15:49:01       857540   3298328   3181112     78.77     89084   2469520   1299984     25.55    856624   2063580      2112
15:50:01       855912   3302528   3182740     78.81     89292   2474812   1309412     25.74    856808   2065320      4036
15:51:01       840428   3295444   3198224     79.19     89448   2482604   1309476     25.74    866420   2069304      2908
15:52:01       750840   3220676   3287812     81.41     89588   2496380   1463992     28.78    947932   2077392      8508
15:53:01       818608   3296004   3220044     79.73     89756   2503372   1378024     27.09    875208   2080848      3928
15:54:01       807224   3292360   3231428     80.01     89916   2510188   1382152     27.17    882728   2084584      4696
15:55:01       543092   3055920   3495560     86.55     90040   2536808   1909856     37.54   1116316   2109180     22140
15:56:01       773844   3293812   3264808     80.84     90228   2543296   1376696     27.06    884820   2112532      2588
15:57:01       762068   3290544   3276584     81.13     90468   2550964   1377156     27.07    891120   2116364      2832
15:58:01       753220   3289784   3285432     81.35     90660   2558404   1379112     27.11    896128   2120264      5248
15:59:01       725988   3273460   3312664     82.02     90864   2568348   1378984     27.11    916080   2125912      7504
16:00:01       466552   3058324   3572100     88.45     91012   2611088   1712288     33.66   1148976   2151700     41172
16:01:01       832664   3301452   3205988     79.38     92316   2500680    939704     18.47   1056832   1899832     20728
Average:       790495   3254685   3248157     80.43     88542   2492761   1388550     27.29    920370   2066267     27467

15:46:01        IFACE   rxpck/s   txpck/s    rxkB/s    txkB/s   rxcmp/s   txcmp/s  rxmcst/s   %ifutil
15:47:01    vethd6644df     69.39    105.02      4.56    506.73      0.00      0.00      0.00      0.04
15:47:01      docker0     69.39    104.90      3.61    506.72      0.00      0.00      0.00      0.00
15:47:01         ens3    238.44    165.26   1587.20     16.97      0.00      0.00      0.00      0.00
15:47:01           lo      2.13      2.13      0.20      0.20      0.00      0.00      0.00      0.00
15:48:01      docker0    196.20    286.39     10.41   1798.66      0.00      0.00      0.00      0.00
15:48:01    veth3c6f9ca    192.38    281.89     12.85   1791.37      0.00      0.00      0.00      0.15
15:48:01         ens3    305.15    210.90   1806.57     17.35      0.00      0.00      0.00      0.00
15:48:01           lo      0.20      0.20      0.01      0.01      0.00      0.00      0.00      0.00
15:49:01      docker0      0.00      0.00      0.00      0.00      0.00      0.00      0.00      0.00
15:49:01    veth3c6f9ca      0.00      0.02      0.00      0.00      0.00      0.00      0.00      0.00
15:49:01         ens3      3.20      4.15      0.70      1.05      0.00      0.00      0.00      0.00
15:49:01           lo      0.00      0.00      0.00      0.00      0.00      0.00      0.00      0.00
15:50:01      docker0      0.00      0.00      0.00      0.00      0.00      0.00      0.00      0.00
15:50:01    veth3c6f9ca      0.00      0.02      0.00      0.00      0.00      0.00      0.00      0.00
15:50:01         ens3      8.20      8.08      1.73      2.10      0.00      0.00      0.00      0.00
15:50:01           lo      0.20      0.20      0.01      0.01      0.00      0.00      0.00      0.00
15:51:01      docker0      0.00      0.00      0.00      0.00      0.00      0.00      0.00      0.00
15:51:01    veth3c6f9ca      0.00      0.00      0.00      0.00      0.00      0.00      0.00      0.00
15:51:01         ens3      7.65      7.05      2.00      2.38      0.00      0.00      0.00      0.00
15:51:01           lo      0.00      0.00      0.00      0.00      0.00      0.00      0.00      0.00
15:52:01      docker0      0.00      0.00      0.00      0.00      0.00      0.00      0.00      0.00
15:52:01    veth3c6f9ca      0.00      0.02      0.00      0.00      0.00      0.00      0.00      0.00
15:52:01         ens3      6.17      5.05      1.28      1.86      0.00      0.00      0.00      0.00
15:52:01           lo      0.20      0.20      0.01      0.01      0.00      0.00      0.00      0.00
15:53:01      docker0      0.00      0.00      0.00      0.00      0.00      0.00      0.00      0.00
15:53:01    veth3c6f9ca      0.00      0.00      0.00      0.00      0.00      0.00      0.00      0.00
15:53:01         ens3      6.80      6.68      1.50      1.91      0.00      0.00      0.00      0.00
15:53:01           lo      0.00      0.00      0.00      0.00      0.00      0.00      0.00      0.00
15:54:01      docker0      0.00      0.00      0.00      0.00      0.00      0.00      0.00      0.00
15:54:01    veth3c6f9ca      0.00      0.00      0.00      0.00      0.00      0.00      0.00      0.00
15:54:01         ens3      7.58      7.38      1.59      6.12      0.00      0.00      0.00      0.00
15:54:01           lo      0.20      0.20      0.01      0.01      0.00      0.00      0.00      0.00
15:55:01      docker0     60.34     60.64      3.73    364.55      0.00      0.00      0.00      0.00
15:55:01    veth3c6f9ca     60.34     60.64      4.56    364.55      0.00      0.00      0.00      0.03
15:55:01         ens3     65.26     64.61    365.54      5.75      0.00      0.00      0.00      0.00
15:55:01           lo      0.00      0.00      0.00      0.00      0.00      0.00      0.00      0.00
15:56:01      docker0     59.71     60.99      3.71    365.89      0.00      0.00      0.00      0.00
15:56:01    veth3c6f9ca     59.71     60.99      4.53    365.89      0.00      0.00      0.00      0.03
15:56:01         ens3     64.99     63.62    366.76      5.81      0.00      0.00      0.00      0.00
15:56:01           lo      0.20      0.20      0.01      0.01      0.00      0.00      0.00      0.00
15:57:01      docker0      0.00      0.00      0.00      0.00      0.00      0.00      0.00      0.00
15:57:01    veth3c6f9ca      0.00      0.02      0.00      0.00      0.00      0.00      0.00      0.00
15:57:01         ens3      7.58      7.65      1.66      2.01      0.00      0.00      0.00      0.00
15:57:01           lo      0.00      0.00      0.00      0.00      0.00      0.00      0.00      0.00
15:58:01      docker0      0.00      0.00      0.00      0.00      0.00      0.00      0.00      0.00
15:58:01    veth3c6f9ca      0.00      0.00      0.00      0.00      0.00      0.00      0.00      0.00
15:58:01         ens3      6.65      7.95      1.45      1.98      0.00      0.00      0.00      0.00
15:58:01           lo      0.20      0.20      0.01      0.01      0.00      0.00      0.00      0.00
15:59:01      docker0      0.00      0.00      0.00      0.00      0.00      0.00      0.00      0.00
15:59:01    veth3c6f9ca      0.00      0.00      0.00      0.00      0.00      0.00      0.00      0.00
15:59:01         ens3      8.08      9.32      1.78      2.23      0.00      0.00      0.00      0.00
15:59:01           lo      0.00      0.00      0.00      0.00      0.00      0.00      0.00      0.00
16:00:01      docker0      0.00      0.00      0.00      0.00      0.00      0.00      0.00      0.00
16:00:01    veth3c6f9ca      0.00      0.00      0.00      0.00      0.00      0.00      0.00      0.00
16:00:01         ens3      7.58      6.97      1.64      1.93      0.00      0.00      0.00      0.00
16:00:01           lo      0.20      0.20      0.01      0.01      0.00      0.00      0.00      0.00
16:01:01      docker0    110.95    118.81      7.06    737.01      0.00      0.00      0.00      0.00
16:01:01         ens3    140.87    131.34    748.41     16.17      0.00      0.00      0.00      0.00
16:01:01           lo      0.27      0.27      0.02      0.02      0.00      0.00      0.00      0.00
Average:      docker0     33.11     42.12      1.90    251.53      0.00      0.00      0.00      0.00
Average:         ens3     58.95     47.07    326.00      5.71      0.00      0.00      0.00      0.00
Average:           lo      0.25      0.25      0.02      0.02      0.00      0.00      0.00      0.00

---> sar -P ALL:
Linux 4.15.0-213-generic (prd-ubuntu1804-docker-4c-4g-4255) 	04/03/25 	_x86_64_	(4 CPU)

15:45:02     LINUX RESTART	(4 CPU)

15:46:01        CPU     %user     %nice   %system   %iowait    %steal     %idle
15:47:01        all     19.50      0.00      2.35      2.54      0.05     75.55
15:47:01          0     10.50      0.00      2.19      5.20      0.03     82.08
15:47:01          1     43.32      0.00      3.38      1.02      0.08     52.20
15:47:01          2     10.54      0.00      1.95      2.79      0.05     84.66
15:47:01          3     13.70      0.00      1.90      1.15      0.03     83.21
15:48:01        all      7.82      0.00      2.91      3.57      0.04     85.65
15:48:01          0      3.99      0.00      2.41      2.11      0.03     91.45
15:48:01          1     12.89      0.00      3.03      4.40      0.05     79.63
15:48:01          2      7.34      0.00      3.09      4.83      0.05     84.69
15:48:01          3      7.05      0.00      3.10      2.96      0.03     86.86
15:49:01        all      2.77      0.00      0.70      0.12      0.02     96.39
15:49:01          0      2.92      0.00      0.72      0.32      0.02     96.03
15:49:01          1      2.49      0.00      0.77      0.15      0.02     96.58
15:49:01          2      2.64      0.00      0.65      0.00      0.02     96.69
15:49:01          3      3.02      0.00      0.65      0.00      0.02     96.31
15:50:01        all      3.25      0.00      0.75      0.03      0.02     95.95
15:50:01          0      3.24      0.00      0.73      0.02      0.02     96.00
15:50:01          1      3.42      0.00      0.90      0.10      0.02     95.56
15:50:01          2      3.26      0.00      0.67      0.00      0.02     96.06
15:50:01          3      3.09      0.00      0.68      0.02      0.02     96.19
15:51:01        all      3.63      0.00      0.84      0.02      0.03     95.48
15:51:01          0      3.56      0.00      0.78      0.00      0.03     95.63
15:51:01          1      3.51      0.00      0.82      0.08      0.03     95.55
15:51:01          2      3.72      0.00      0.80      0.02      0.03     95.42
15:51:01          3      3.73      0.00      0.97      0.00      0.03     95.27
15:52:01        all      4.46      0.00      0.81      0.02      0.02     94.69
15:52:01          0      4.06      0.00      0.79      0.00      0.02     95.14
15:52:01          1      3.98      0.00      0.78      0.05      0.02     95.18
15:52:01          2      5.14      0.00      0.83      0.00      0.02     94.01
15:52:01          3      4.68      0.00      0.89      0.00      0.02     94.42
15:53:01        all      4.45      0.00      0.97      0.04      0.03     94.51
15:53:01          0      4.14      0.00      1.07      0.00      0.03     94.75
15:53:01          1      5.52      0.00      0.86      0.17      0.03     93.43
15:53:01          2      4.08      0.00      1.07      0.00      0.03     94.81
15:53:01          3      4.02      0.00      0.87      0.00      0.03     95.08
15:54:01        all      4.42      0.00      1.03      0.03      0.03     94.49
15:54:01          0      4.31      0.00      1.25      0.00      0.03     94.41
15:54:01          1      4.85      0.00      1.02      0.10      0.03     94.00
15:54:01          2      4.43      0.00      0.89      0.00      0.05     94.63
15:54:01          3      4.11      0.00      0.97      0.00      0.03     94.89
15:55:01        all      5.11      0.00      0.81      0.02      0.03     94.04
15:55:01          0      4.81      0.00      0.80      0.02      0.03     94.34
15:55:01          1      4.32      0.00      0.73      0.07      0.02     94.86
15:55:01          2      5.46      0.00      0.95      0.00      0.02     93.57
15:55:01          3      5.85      0.00      0.72      0.00      0.02     93.42
15:56:01        all      6.41      0.00      0.87      0.05      0.02     92.64
15:56:01          0      5.34      0.00      0.87      0.00      0.02     93.78
15:56:01          1      6.85      0.00      0.67      0.12      0.02     92.35
15:56:01          2      7.60      0.00      0.95      0.07      0.03     91.34
15:56:01          3      5.87      0.00      1.00      0.00      0.03     93.10
15:57:01        all      4.63      0.00      0.96      0.01      0.03     94.36
15:57:01          0      4.48      0.00      1.27      0.00      0.03     94.22
15:57:01          1      4.40      0.00      0.82      0.07      0.03     94.68
15:57:01          2      4.65      0.00      0.85      0.02      0.03     94.44
15:57:01          3      4.96      0.00      0.89      0.00      0.03     94.12

15:57:01        CPU     %user     %nice   %system   %iowait    %steal     %idle
15:58:01        all      4.97      0.00      0.97      0.04      0.03     93.98
15:58:01          0      4.80      0.00      0.94      0.00      0.05     94.22
15:58:01          1      6.06      0.00      0.95      0.13      0.03     92.82
15:58:01          2      4.51      0.00      0.92      0.00      0.03     94.54
15:58:01          3      4.57      0.00      1.09      0.00      0.02     94.32
15:59:01        all      5.39      0.00      0.93      0.02      0.03     93.62
15:59:01          0      5.78      0.00      0.99      0.00      0.03     93.20
15:59:01          1      5.32      0.00      0.88      0.07      0.03     93.69
15:59:01          2      4.56      0.00      0.95      0.00      0.03     94.46
15:59:01          3      5.90      0.00      0.93      0.00      0.03     93.14
16:00:01        all      7.54      0.00      1.09      0.03      0.03     91.31
16:00:01          0      9.75      0.00      1.10      0.00      0.03     89.12
16:00:01          1      5.30      0.00      0.92      0.13      0.03     93.61
16:00:01          2      5.01      0.00      1.00      0.00      0.03     93.95
16:00:01          3     10.09      0.00      1.30      0.00      0.03     88.57
16:01:01        all     20.70      0.00      2.60      0.56      0.07     76.08
16:01:01          0     20.27      0.00      2.78      0.47      0.07     76.41
16:01:01          1     29.59      0.00      2.90      1.36      0.08     66.08
16:01:01          2     15.92      0.00      2.58      0.15      0.05     81.30
16:01:01          3     17.02      0.00      2.16      0.25      0.07     80.50
Average:        all      7.00      0.00      1.24      0.47      0.03     91.26
Average:          0      6.12      0.00      1.25      0.54      0.03     92.06
Average:          1      9.44      0.00      1.29      0.53      0.04     88.70
Average:          2      5.92      0.00      1.21      0.52      0.03     92.31
Average:          3      6.51      0.00      1.21      0.29      0.03     91.96