---> uname -a:
Linux prd-ubuntu1804-docker-4c-4g-849 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:           3944         476         652           0        2815        3184
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:c4:4a:c6 brd ff:ff:ff:ff:ff:ff
    inet 10.32.7.198/23 brd 10.32.7.255 scope global dynamic ens3
       valid_lft 85611sec preferred_lft 85611sec
    inet6 fe80::f816:3eff:fec4:4ac6/64 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:bb:44:8c:d6 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:bbff:fe44:8cd6/64 scope link 
       valid_lft forever preferred_lft forever

---> sar -b -r -n DEV:
Linux 4.15.0-213-generic (prd-ubuntu1804-docker-4c-4g-849) 	05/13/25 	_x86_64_	(4 CPU)

11:45:09     LINUX RESTART	(4 CPU)

11:46:01          tps      rtps      wtps   bread/s   bwrtn/s
11:47:01        96.88     12.85     84.04   2279.22  11782.04
11:48:01       147.76      0.13    147.63      5.73  21912.21
11:49:01        13.30      1.75     11.55     40.93   3168.54
11:50:01         3.30      0.00      3.30      0.00    212.90
11:51:01         3.63      0.00      3.63      0.00   1042.76
11:52:01         2.98      0.00      2.98      0.00    319.01
11:53:01         3.37      0.00      3.37      0.00    415.13
11:54:01         3.85      0.00      3.85      0.00    371.88
11:55:01         3.25      0.00      3.25      0.00    383.67
11:56:01         3.43      0.00      3.43      0.00    387.54
11:57:01         4.90      0.00      4.90      0.00   1048.89
11:58:01        29.38      0.75     28.63     61.99   2819.80
Average:        26.34      1.29     25.05    198.99   3655.32

11:46:01    kbmemfree   kbavail kbmemused  %memused kbbuffers  kbcached  kbcommit   %commit  kbactive   kbinact   kbdirty
11:47:01      1311880   3338576   2726780     67.52     65864   2102408   1195328     23.50    626832   1886760    237236
11:48:01       850244   3300144   3188416     78.95     89636   2478648   1341468     26.37    851308   2077056     88948
11:49:01       830060   3286004   3208600     79.45     89876   2483160   1305064     25.65    870588   2076220      2356
11:50:01       798836   3261592   3239824     80.22     90068   2489440   1370176     26.93    898084   2078688      4788
11:51:01       792776   3285604   3245884     80.37     90220   2518168   1314312     25.84    875672   2104392      4264
11:52:01       761580   3264396   3277080     81.14     90368   2527468   1313112     25.81    902324   2109268      6536
11:53:01       779112   3287984   3259548     80.71     90552   2532844   1313924     25.83    881416   2111960      2776
11:54:01       766436   3285960   3272224     81.02     90752   2542560   1314168     25.83    888220   2116800      5196
11:55:01       754192   3282012   3284468     81.33     90968   2550168   1314580     25.84    894676   2120816      5144
11:56:01       728824   3269240   3309836     81.95     91120   2561788   1383400     27.19    913504   2127360      9076
11:57:01       366892   2949956   3671768     90.92     91564   2601872   1858284     36.53   1248760   2150436     24852
11:58:01       698948   3292048   3339712     82.69     95200   2614568    937192     18.42   1077276   2003224     25128
Average:       786648   3258626   3252012     80.52     88849   2500258   1330084     26.15    910722   2080248     34692

11:46:01        IFACE   rxpck/s   txpck/s    rxkB/s    txkB/s   rxcmp/s   txcmp/s  rxmcst/s   %ifutil
11:47:01    vethbbe7ed1     33.91     58.72      2.24    351.61      0.00      0.00      0.00      0.03
11:47:01           lo      2.33      2.33      0.21      0.21      0.00      0.00      0.00      0.00
11:47:01      docker0     33.91     58.62      1.78    351.60      0.00      0.00      0.00      0.00
11:47:01         ens3    195.85    132.31   1611.53     15.22      0.00      0.00      0.00      0.00
11:48:01    veth1f7b6f2    175.62    268.56     11.67   1791.14      0.00      0.00      0.00      0.15
11:48:01           lo      0.20      0.20      0.01      0.01      0.00      0.00      0.00      0.00
11:48:01      docker0    213.38    319.66     11.22   1953.57      0.00      0.00      0.00      0.00
11:48:01         ens3    338.61    226.78   1957.00     18.69      0.00      0.00      0.00      0.00
11:49:01    veth1f7b6f2      0.00      0.02      0.00      0.00      0.00      0.00      0.00      0.00
11:49:01           lo      0.13      0.13      0.01      0.01      0.00      0.00      0.00      0.00
11:49:01      docker0      0.00      0.00      0.00      0.00      0.00      0.00      0.00      0.00
11:49:01         ens3     16.86     13.48      8.63     13.71      0.00      0.00      0.00      0.00
11:50:01    veth1f7b6f2      0.35      0.37      0.04      0.12      0.00      0.00      0.00      0.00
11:50:01           lo      0.20      0.20      0.01      0.01      0.00      0.00      0.00      0.00
11:50:01      docker0      0.35      0.35      0.03      0.12      0.00      0.00      0.00      0.00
11:50:01         ens3      6.30      5.68      1.44      1.78      0.00      0.00      0.00      0.00
11:51:01    veth1f7b6f2    107.98    112.41      8.20    762.20      0.00      0.00      0.00      0.06
11:51:01           lo      0.00      0.00      0.00      0.00      0.00      0.00      0.00      0.00
11:51:01      docker0    107.98    112.41      6.73    762.20      0.00      0.00      0.00      0.00
11:51:01         ens3    115.13    111.41    762.83      9.22      0.00      0.00      0.00      0.00
11:52:01    veth1f7b6f2      0.00      0.02      0.00      0.00      0.00      0.00      0.00      0.00
11:52:01           lo      0.20      0.20      0.01      0.01      0.00      0.00      0.00      0.00
11:52:01      docker0      0.00      0.00      0.00      0.00      0.00      0.00      0.00      0.00
11:52:01         ens3      2.48      2.38      0.52      1.07      0.00      0.00      0.00      0.00
11:53:01    veth1f7b6f2      0.00      0.00      0.00      0.00      0.00      0.00      0.00      0.00
11:53:01           lo      0.00      0.00      0.00      0.00      0.00      0.00      0.00      0.00
11:53:01      docker0      0.00      0.00      0.00      0.00      0.00      0.00      0.00      0.00
11:53:01         ens3      4.32      4.27      0.99      1.44      0.00      0.00      0.00      0.00
11:54:01    veth1f7b6f2      0.00      0.00      0.00      0.00      0.00      0.00      0.00      0.00
11:54:01           lo      0.20      0.20      0.01      0.01      0.00      0.00      0.00      0.00
11:54:01      docker0      0.00      0.00      0.00      0.00      0.00      0.00      0.00      0.00
11:54:01         ens3      6.03      6.56      1.27      1.71      0.00      0.00      0.00      0.00
11:55:01    veth1f7b6f2      0.00      0.00      0.00      0.00      0.00      0.00      0.00      0.00
11:55:01           lo      0.00      0.00      0.00      0.00      0.00      0.00      0.00      0.00
11:55:01      docker0      0.00      0.00      0.00      0.00      0.00      0.00      0.00      0.00
11:55:01         ens3      7.62      7.40      1.88      2.12      0.00      0.00      0.00      0.00
11:56:01    veth1f7b6f2      0.00      0.02      0.00      0.00      0.00      0.00      0.00      0.00
11:56:01           lo      0.20      0.20      0.01      0.01      0.00      0.00      0.00      0.00
11:56:01      docker0      0.00      0.00      0.00      0.00      0.00      0.00      0.00      0.00
11:56:01         ens3      5.02      5.17      1.12      1.57      0.00      0.00      0.00      0.00
11:57:01    veth1f7b6f2     49.44     48.14      3.80    386.94      0.00      0.00      0.00      0.03
11:57:01           lo      0.00      0.00      0.00      0.00      0.00      0.00      0.00      0.00
11:57:01      docker0     49.44     48.14      3.12    386.94      0.00      0.00      0.00      0.00
11:57:01         ens3     56.64     57.14    388.83      6.29      0.00      0.00      0.00      0.00
11:58:01           lo      1.00      1.00      0.09      0.09      0.00      0.00      0.00      0.00
11:58:01      docker0     36.23     39.48      2.35    380.50      0.00      0.00      0.00      0.00
11:58:01         ens3     58.67     54.69    394.82     15.66      0.00      0.00      0.00      0.00
Average:           lo      0.37      0.37      0.03      0.03      0.00      0.00      0.00      0.00
Average:      docker0     36.77     48.22      2.10    319.57      0.00      0.00      0.00      0.00
Average:         ens3     67.79     52.27    427.57      7.37      0.00      0.00      0.00      0.00

---> sar -P ALL:
Linux 4.15.0-213-generic (prd-ubuntu1804-docker-4c-4g-849) 	05/13/25 	_x86_64_	(4 CPU)

11:45:09     LINUX RESTART	(4 CPU)

11:46:01        CPU     %user     %nice   %system   %iowait    %steal     %idle
11:47:01        all     18.42      0.00      1.76      2.46      0.05     77.31
11:47:01          0     18.87      0.00      1.57      2.07      0.05     77.43
11:47:01          1      2.16      0.00      0.90      6.05      0.02     90.87
11:47:01          2     12.35      0.00      1.37      0.32      0.07     85.89
11:47:01          3     40.22      0.00      3.19      1.39      0.07     55.14
11:48:01        all      8.36      0.00      3.21      3.57      0.06     84.79
11:48:01          0      6.45      0.00      2.85      1.78      0.05     88.87
11:48:01          1      8.64      0.00      2.90      1.07      0.05     87.34
11:48:01          2      6.46      0.00      3.61      5.09      0.08     84.75
11:48:01          3     11.90      0.00      3.50      6.37      0.05     78.19
11:49:01        all      3.27      0.00      0.85      0.17      0.03     95.68
11:49:01          0      3.45      0.00      0.88      0.37      0.03     95.26
11:49:01          1      3.23      0.00      0.80      0.23      0.03     95.70
11:49:01          2      3.16      0.00      0.95      0.03      0.03     95.82
11:49:01          3      3.27      0.00      0.77      0.02      0.02     95.92
11:50:01        all      3.52      0.00      0.82      0.02      0.03     95.61
11:50:01          0      3.30      0.00      0.85      0.02      0.03     95.80
11:50:01          1      3.40      0.00      0.79      0.03      0.02     95.76
11:50:01          2      4.01      0.00      0.82      0.03      0.03     95.11
11:50:01          3      3.37      0.00      0.82      0.00      0.03     95.77
11:51:01        all      7.58      0.00      1.05      0.02      0.06     91.28
11:51:01          0      8.51      0.00      1.10      0.00      0.03     90.36
11:51:01          1      8.13      0.00      1.14      0.00      0.07     90.66
11:51:01          2      5.84      0.00      0.89      0.08      0.05     93.14
11:51:01          3      7.83      0.00      1.10      0.00      0.08     90.98
11:52:01        all      3.42      0.00      0.80      0.02      0.04     95.72
11:52:01          0      3.03      0.00      0.80      0.00      0.03     96.14
11:52:01          1      3.15      0.00      0.74      0.05      0.05     96.01
11:52:01          2      3.46      0.00      0.85      0.03      0.05     95.61
11:52:01          3      4.03      0.00      0.77      0.00      0.03     95.17
11:53:01        all      3.77      0.00      1.03      0.02      0.05     95.12
11:53:01          0      3.98      0.00      1.20      0.00      0.05     94.77
11:53:01          1      3.60      0.00      1.06      0.08      0.05     95.21
11:53:01          2      3.67      0.00      0.88      0.00      0.03     95.41
11:53:01          3      3.83      0.00      0.97      0.02      0.07     95.11
11:54:01        all      4.46      0.00      1.00      0.03      0.05     94.45
11:54:01          0      4.32      0.00      1.10      0.00      0.07     94.51
11:54:01          1      4.73      0.00      0.85      0.12      0.05     94.25
11:54:01          2      4.64      0.00      1.02      0.00      0.05     94.29
11:54:01          3      4.17      0.00      1.04      0.00      0.07     94.73
11:55:01        all      4.93      0.00      0.96      0.03      0.05     94.03
11:55:01          0      3.99      0.00      1.08      0.05      0.05     94.83
11:55:01          1      6.02      0.00      0.85      0.02      0.03     93.08
11:55:01          2      4.60      0.00      0.99      0.02      0.05     94.35
11:55:01          3      5.12      0.00      0.94      0.05      0.05     93.85
11:56:01        all      5.43      0.00      0.94      0.02      0.06     93.56
11:56:01          0      4.02      0.00      0.88      0.00      0.05     95.05
11:56:01          1      7.64      0.00      0.92      0.00      0.05     91.38
11:56:01          2      5.05      0.00      1.00      0.02      0.07     93.86
11:56:01          3      4.98      0.00      0.94      0.03      0.07     93.98
11:57:01        all     13.10      0.00      2.09      0.05      0.08     84.67
11:57:01          0     11.66      0.00      2.08      0.07      0.10     86.09
11:57:01          1     16.12      0.00      2.04      0.07      0.08     81.69
11:57:01          2     12.50      0.00      2.11      0.05      0.07     85.28
11:57:01          3     12.11      0.00      2.16      0.02      0.08     85.63

11:57:01        CPU     %user     %nice   %system   %iowait    %steal     %idle
11:58:01        all     20.24      0.00      1.55      0.71      0.06     77.43
11:58:01          0      7.82      0.00      1.19      1.94      0.05     89.01
11:58:01          1     10.94      0.00      1.44      0.47      0.07     87.08
11:58:01          2     43.24      0.00      2.17      0.22      0.07     54.30
11:58:01          3     18.97      0.00      1.39      0.20      0.05     79.39
Average:        all      8.04      0.00      1.34      0.59      0.05     89.98
Average:          0      6.61      0.00      1.30      0.52      0.05     91.52
Average:          1      6.48      0.00      1.20      0.68      0.05     91.59
Average:          2      9.08      0.00      1.39      0.49      0.05     88.99
Average:          3      9.99      0.00      1.46      0.67      0.06     87.82