---> uname -a:
Linux prd-ubuntu1804-docker-4c-4g-7751 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  9.0G   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         476        5446           0        2053        7225
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:df:b4:11 brd ff:ff:ff:ff:ff:ff
    inet 10.32.6.61/23 brd 10.32.7.255 scope global dynamic ens3
       valid_lft 86217sec preferred_lft 86217sec
    inet6 fe80::f816:3eff:fedf:b411/64 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:f9:cb:63:48 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-7751) 	02/28/26 	_x86_64_	(4 CPU)

10:28:48     LINUX RESTART	(4 CPU)

10:29:01          tps      rtps      wtps   bread/s   bwrtn/s
10:30:01       155.01     68.99     86.03   5593.74  39423.33
10:31:01        67.82      0.80     67.02     98.12   9558.94
Average:       111.43     34.90     76.53   2846.61  24494.87

10:29:01    kbmemfree   kbavail kbmemused  %memused kbbuffers  kbcached  kbcommit   %commit  kbactive   kbinact   kbdirty
10:30:01      5912588   7406044   2254840     27.61     36380   1638324    996088     10.81    592432   1494772     41768
10:31:01      5676888   7410776   2490540     30.49     57308   1845732    976588     10.60    601428   1697084     52192
Average:      5794738   7408410   2372690     29.05     46844   1742028    986338     10.70    596930   1595928     46980

10:29:01        IFACE   rxpck/s   txpck/s    rxkB/s    txkB/s   rxcmp/s   txcmp/s  rxmcst/s   %ifutil
10:30:01         ens3    416.57    229.21    945.18     64.53      0.00      0.00      0.00      0.00
10:30:01           lo      1.27      1.27      0.14      0.14      0.00      0.00      0.00      0.00
10:30:01      docker0      0.00      0.00      0.00      0.00      0.00      0.00      0.00      0.00
10:31:01         ens3    146.83     92.88    785.17     11.94      0.00      0.00      0.00      0.00
10:31:01           lo      0.93      0.93      0.10      0.10      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
Average:         ens3    281.73    161.07    865.19     38.24      0.00      0.00      0.00      0.00
Average:           lo      1.10      1.10      0.12      0.12      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-7751) 	02/28/26 	_x86_64_	(4 CPU)

10:28:48     LINUX RESTART	(4 CPU)

10:29:01        CPU     %user     %nice   %system   %iowait    %steal     %idle
10:30:01        all     17.21      0.00      2.78      5.41      1.21     73.39
10:30:01          0     18.93      0.00      2.37      4.73      1.18     72.78
10:30:01          1     14.16      0.00      2.75      3.05      1.05     78.99
10:30:01          2     14.05      0.00      3.86      9.69      1.15     71.25
10:30:01          3     21.69      0.00      2.08      4.22      1.47     70.54
10:31:01        all     20.26      0.00      1.28      2.31      0.90     75.25
10:31:01          0      6.56      0.00      0.75      0.20      0.43     92.05
10:31:01          1     42.15      0.00      2.48      8.32      1.32     45.73
10:31:01          2     21.05      0.00      1.11      0.58      1.00     76.26
10:31:01          3     11.29      0.00      0.80      0.10      0.88     86.92
Average:        all     18.74      0.00      2.03      3.86      1.06     74.32
Average:          0     12.75      0.00      1.56      2.47      0.81     82.42
Average:          1     28.15      0.00      2.62      5.68      1.18     62.37
Average:          2     17.56      0.00      2.48      5.12      1.07     73.76
Average:          3     16.49      0.00      1.44      2.16      1.17     78.73

