---> uname -a:
Linux prd-ubuntu1804-docker-4c-4g-8857 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            3.9G     0  3.9G   0% /dev
tmpfs           798M  696K  797M   1% /run
/dev/vda1        20G  8.9G   11G  47% /
tmpfs           3.9G     0  3.9G   0% /dev/shm
tmpfs           5.0M     0  5.0M   0% /run/lock
tmpfs           3.9G     0  3.9G   0% /sys/fs/cgroup
/dev/vda15      105M  5.3M  100M   5% /boot/efi
tmpfs           798M     0  798M   0% /run/user/1001

---> free -m:
              total        used        free      shared  buff/cache   available
Mem:           7976         456        5480           0        2039        7245
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:c7:ce:c0 brd ff:ff:ff:ff:ff:ff
    inet 10.32.7.96/23 brd 10.32.7.255 scope global dynamic ens3
       valid_lft 86216sec preferred_lft 86216sec
    inet6 fe80::f816:3eff:fec7:cec0/64 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 02:42:99:9a:4b:e2 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-8857) 	03/14/26 	_x86_64_	(4 CPU)

10:28:43     LINUX RESTART	(4 CPU)

10:29:01          tps      rtps      wtps   bread/s   bwrtn/s
10:30:02       159.77     69.09     90.68   5573.34  39686.07
10:31:01        71.63      0.71     70.92     98.02   9860.02
Average:       116.07     35.19     80.89   2858.68  24898.34

10:29:01    kbmemfree   kbavail kbmemused  %memused kbbuffers  kbcached  kbcommit   %commit  kbactive   kbinact   kbdirty
10:30:02      5908472   7414160   2258956     27.66     38384   1647608    987404     10.71    588516   1502372     51520
10:31:01      5655188   7401764   2512240     30.76     58912   1856300    985256     10.69    613172   1705816     59588
Average:      5781830   7407962   2385598     29.21     48648   1751954    986330     10.70    600844   1604094     55554

10:29:01        IFACE   rxpck/s   txpck/s    rxkB/s    txkB/s   rxcmp/s   txcmp/s  rxmcst/s   %ifutil
10:30:02         ens3    424.18    237.03    972.77     65.68      0.00      0.00      0.00      0.00
10:30:02      docker0      0.00      0.00      0.00      0.00      0.00      0.00      0.00      0.00
10:30:02           lo      1.40      1.40      0.15      0.15      0.00      0.00      0.00      0.00
10:31:01         ens3    172.63     89.21    918.81     11.79      0.00      0.00      0.00      0.00
10:31:01      docker0      0.00      0.00      0.00      0.00      0.00      0.00      0.00      0.00
10:31:01           lo      0.81      0.81      0.09      0.09      0.00      0.00      0.00      0.00
Average:         ens3    299.46    163.74    946.02     38.96      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      1.11      1.11      0.12      0.12      0.00      0.00      0.00      0.00

---> sar -P ALL:
Linux 4.15.0-213-generic (prd-ubuntu1804-docker-4c-4g-8857) 	03/14/26 	_x86_64_	(4 CPU)

10:28:43     LINUX RESTART	(4 CPU)

10:29:01        CPU     %user     %nice   %system   %iowait    %steal     %idle
10:30:02        all     19.00      0.00      2.97      6.12      1.88     70.03
10:30:02          0     13.86      0.00      1.74      4.62      1.40     78.38
10:30:02          1     29.79      0.00      2.83      4.32      1.96     61.09
10:30:02          2     18.62      0.00      5.07      9.60      2.19     64.52
10:30:02          3     13.78      0.00      2.22      5.94      1.94     76.13
10:31:01        all     19.53      0.00      1.28      2.88      1.29     75.03
10:31:01          0     17.94      0.00      0.58      0.14      0.74     80.60
10:31:01          1     21.75      0.00      1.37      0.62      1.27     75.00
10:31:01          2     23.34      0.00      2.03     10.02      1.34     63.27
10:31:01          3     15.09      0.00      1.13      0.77      1.80     81.20
Average:        all     19.26      0.00      2.13      4.52      1.58     72.51
Average:          0     15.88      0.00      1.17      2.40      1.07     79.48
Average:          1     25.80      0.00      2.10      2.49      1.62     68.00
Average:          2     20.96      0.00      3.56      9.81      1.77     63.90
Average:          3     14.43      0.00      1.68      3.37      1.87     78.65

