---> uname -a:
Linux prd-ubuntu1804-docker-4c-4g-10166 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         475        5458           0        2042        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:a0:1d:30 brd ff:ff:ff:ff:ff:ff
    inet 10.32.7.113/23 brd 10.32.7.255 scope global dynamic ens3
       valid_lft 86211sec preferred_lft 86211sec
    inet6 fe80::f816:3eff:fea0:1d30/64 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:b5:49:b1:f8 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-10166) 	11/25/25 	_x86_64_	(4 CPU)

10:28:50     LINUX RESTART	(4 CPU)

10:29:01          tps      rtps      wtps   bread/s   bwrtn/s
10:30:01       149.76     69.17     80.59   5565.21  39314.80
10:31:01        66.26      0.83     65.42    102.78   9375.37
Average:       108.01     35.00     73.00   2833.99  24345.08

10:29:01    kbmemfree   kbavail kbmemused  %memused kbbuffers  kbcached  kbcommit   %commit  kbactive   kbinact   kbdirty
10:30:01      5900712   7393916   2266716     27.75     36368   1638276   1018040     11.05    610460   1492052     50564
10:31:01      5724052   7440672   2443376     29.92     56056   1829632    962180     10.44    573584   1681476     51244
Average:      5812382   7417294   2355046     28.83     46212   1733954    990110     10.74    592022   1586764     50904

10:29:01        IFACE   rxpck/s   txpck/s    rxkB/s    txkB/s   rxcmp/s   txcmp/s  rxmcst/s   %ifutil
10:30:01      docker0      0.00      0.00      0.00      0.00      0.00      0.00      0.00      0.00
10:30:01         ens3    424.83    246.09    954.72     66.70      0.00      0.00      0.00      0.00
10:30:01           lo      1.40      1.40      0.15      0.15      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         ens3    143.18     70.75    772.20      9.44      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
Average:      docker0      0.00      0.00      0.00      0.00      0.00      0.00      0.00      0.00
Average:         ens3    284.00    158.42    863.46     38.07      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

---> sar -P ALL:
Linux 4.15.0-213-generic (prd-ubuntu1804-docker-4c-4g-10166) 	11/25/25 	_x86_64_	(4 CPU)

10:28:50     LINUX RESTART	(4 CPU)

10:29:01        CPU     %user     %nice   %system   %iowait    %steal     %idle
10:30:01        all     17.41      0.00      2.81      4.70      2.02     73.05
10:30:01          0     10.77      0.00      2.43      4.85      1.75     80.20
10:30:01          1     30.23      0.00      2.70      8.13      2.00     56.94
10:30:01          2     14.16      0.00      3.96      2.26      2.54     77.09
10:30:01          3     14.55      0.00      2.13      3.58      1.81     77.93
10:31:01        all     20.42      0.00      1.27      2.28      1.37     74.66
10:31:01          0      8.76      0.00      0.40      0.13      0.98     89.73
10:31:01          1     24.90      0.00      2.15      4.81      1.20     66.94
10:31:01          2     39.84      0.00      1.77      3.97      2.17     52.24
10:31:01          3      8.15      0.00      0.80      0.20      1.13     89.72
Average:        all     18.92      0.00      2.04      3.49      1.70     73.85
Average:          0      9.76      0.00      1.41      2.49      1.36     84.97
Average:          1     27.56      0.00      2.42      6.47      1.60     61.94
Average:          2     26.97      0.00      2.87      3.11      2.35     64.70
Average:          3     11.35      0.00      1.46      1.89      1.47     83.83

