---> uname -a:
Linux prd-ubuntu1804-docker-4c-4g-9214 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            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         479        5451           0        2045        7222
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:03:f1:64 brd ff:ff:ff:ff:ff:ff
    inet 10.32.7.67/23 brd 10.32.7.255 scope global dynamic ens3
       valid_lft 86206sec preferred_lft 86206sec
    inet6 fe80::f816:3eff:fe03:f164/64 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 02:42:9a:9e:2b:7a 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-9214) 	11/15/25 	_x86_64_	(4 CPU)

10:28:42     LINUX RESTART	(4 CPU)

10:29:01          tps      rtps      wtps   bread/s   bwrtn/s
10:30:01       161.17     69.34     91.83   5589.47  39760.06
10:31:01        66.22      0.73     65.49    101.05   9226.06
Average:       113.70     35.04     78.66   2845.26  24493.06

10:29:01    kbmemfree   kbavail kbmemused  %memused kbbuffers  kbcached  kbcommit   %commit  kbactive   kbinact   kbdirty
10:30:01      5883532   7391968   2283896     27.96     38996   1649292   1013844     11.00    609436   1503744     53800
10:31:01      5682904   7404948   2484524     30.42     57320   1833440    987552     10.72    606732   1685004     44140
Average:      5783218   7398458   2384210     29.19     48158   1741366   1000698     10.86    608084   1594374     48970

10:29:01        IFACE   rxpck/s   txpck/s    rxkB/s    txkB/s   rxcmp/s   txcmp/s  rxmcst/s   %ifutil
10:30:01           lo      1.40      1.40      0.15      0.15      0.00      0.00      0.00      0.00
10:30:01         ens3    314.06    167.89    969.88     60.93      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           lo      0.80      0.80      0.08      0.08      0.00      0.00      0.00      0.00
10:31:01         ens3    142.69     77.19    742.61     10.11      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:           lo      1.10      1.10      0.12      0.12      0.00      0.00      0.00      0.00
Average:         ens3    228.38    122.54    856.24     35.52      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-9214) 	11/15/25 	_x86_64_	(4 CPU)

10:28:42     LINUX RESTART	(4 CPU)

10:29:01        CPU     %user     %nice   %system   %iowait    %steal     %idle
10:30:01        all     18.86      0.00      2.82      6.18      2.79     69.35
10:30:01          0     18.43      0.00      2.19      5.69      2.52     71.16
10:30:01          1     21.42      0.00      2.03      4.08      2.78     69.69
10:30:01          2     11.87      0.00      4.59      5.48      3.18     74.87
10:30:01          3     23.69      0.00      2.41      9.46      2.69     61.76
10:31:01        all     19.20      0.00      1.29      2.83      1.68     75.00
10:31:01          0     56.44      0.00      3.09      4.60      2.76     33.12
10:31:01          1     14.44      0.00      0.88      0.26      1.62     82.80
10:31:01          2      1.20      0.00      0.87      6.40      1.90     89.62
10:31:01          3      4.89      0.00      0.33      0.03      0.47     94.28
Average:        all     19.03      0.00      2.05      4.51      2.24     72.17
Average:          0     37.38      0.00      2.64      5.15      2.64     52.20
Average:          1     17.93      0.00      1.45      2.17      2.20     76.24
Average:          2      6.53      0.00      2.73      5.94      2.54     82.26
Average:          3     14.33      0.00      1.37      4.77      1.58     77.95

