---> uname -a:
Linux prd-ubuntu1804-docker-4c-4g-420 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        5452           0        2046        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:54:ea:13 brd ff:ff:ff:ff:ff:ff
    inet 10.32.7.160/23 brd 10.32.7.255 scope global dynamic ens3
       valid_lft 86202sec preferred_lft 86202sec
    inet6 fe80::f816:3eff:fe54:ea13/64 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:a4:57:f7:42 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-420) 	12/13/25 	_x86_64_	(4 CPU)

10:28:36     LINUX RESTART	(4 CPU)

10:29:01          tps      rtps      wtps   bread/s   bwrtn/s
10:30:01       145.65     60.71     84.94   4656.18  40013.88
10:31:01        65.72      0.73     64.99    100.92   8818.40
Average:       105.69     30.73     74.96   2378.74  24417.44

10:29:01    kbmemfree   kbavail kbmemused  %memused kbbuffers  kbcached  kbcommit   %commit  kbactive   kbinact   kbdirty
10:30:01      5829256   7358340   2338172     28.63     40252   1668292   1048096     11.37    646268   1522056     61140
10:31:01      5667408   7391140   2500020     30.61     57732   1834796   1012564     10.99    621880   1685660     40536
Average:      5748332   7374740   2419096     29.62     48992   1751544   1030330     11.18    634074   1603858     50838

10:29:01        IFACE   rxpck/s   txpck/s    rxkB/s    txkB/s   rxcmp/s   txcmp/s  rxmcst/s   %ifutil
10:30:01           lo      1.13      1.13      0.13      0.13      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
10:30:01         ens3    417.68    218.43   1052.42     64.44      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
10:31:01      docker0      0.00      0.00      0.00      0.00      0.00      0.00      0.00      0.00
10:31:01         ens3    111.16     61.82    614.48      9.14      0.00      0.00      0.00      0.00
Average:           lo      0.97      0.97      0.11      0.11      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    264.43    140.13    833.47     36.79      0.00      0.00      0.00      0.00

---> sar -P ALL:
Linux 4.15.0-213-generic (prd-ubuntu1804-docker-4c-4g-420) 	12/13/25 	_x86_64_	(4 CPU)

10:28:36     LINUX RESTART	(4 CPU)

10:29:01        CPU     %user     %nice   %system   %iowait    %steal     %idle
10:30:01        all     21.50      0.00      3.03      5.61      2.62     67.24
10:30:01          0     18.96      0.00      1.65      3.38      1.75     74.26
10:30:01          1     21.91      0.00      2.22      6.23      2.45     67.18
10:30:01          2     30.91      0.00      2.96      6.06      3.34     56.73
10:30:01          3     14.18      0.00      5.29      6.71      2.93     70.89
10:31:01        all     19.75      0.00      1.51      2.43      1.59     74.72
10:31:01          0      4.96      0.00      0.43      0.60      0.55     93.46
10:31:01          1     39.20      0.00      1.78      0.78      1.86     56.38
10:31:01          2     13.24      0.00      1.29      0.15      1.90     83.43
10:31:01          3     21.61      0.00      2.52      8.23      2.07     65.57
Average:        all     20.63      0.00      2.27      4.02      2.11     70.97
Average:          0     11.96      0.00      1.04      1.99      1.15     83.86
Average:          1     30.54      0.00      2.00      3.51      2.16     61.79
Average:          2     22.08      0.00      2.13      3.11      2.62     70.06
Average:          3     17.89      0.00      3.90      7.47      2.50     68.23

