---> uname -a:
Linux prd-ubuntu1804-docker-4c-4g-9640 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         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:ee:50:f9 brd ff:ff:ff:ff:ff:ff
    inet 10.32.6.56/23 brd 10.32.7.255 scope global dynamic ens3
       valid_lft 86208sec preferred_lft 86208sec
    inet6 fe80::f816:3eff:feee:50f9/64 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 02:42:85:a8:63:27 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-9640) 	11/19/25 	_x86_64_	(4 CPU)

10:28:50     LINUX RESTART	(4 CPU)

10:29:01          tps      rtps      wtps   bread/s   bwrtn/s
10:30:02       149.94     69.01     80.94   5595.73  39292.80
10:31:01        61.18      0.85     60.33    104.52   7499.34
Average:       105.93     35.21     70.72   2873.20  23529.63

10:29:01    kbmemfree   kbavail kbmemused  %memused kbbuffers  kbcached  kbcommit   %commit  kbactive   kbinact   kbdirty
10:30:02      5917716   7404628   2249712     27.54     35056   1633648    995704     10.80    593896   1489952     37948
10:31:01      5725424   7421572   2442004     29.90     55784   1811212    978548     10.62    592588   1662868     88736
Average:      5821570   7413100   2345858     28.72     45420   1722430    987126     10.71    593242   1576410     63342

10:29:01        IFACE   rxpck/s   txpck/s    rxkB/s    txkB/s   rxcmp/s   txcmp/s  rxmcst/s   %ifutil
10:30:02         ens3    354.74    178.24    941.47     61.53      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      1.13      1.13      0.12      0.12      0.00      0.00      0.00      0.00
10:31:01         ens3    140.37     88.46    785.16     10.88      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      0.95      0.95      0.10      0.10      0.00      0.00      0.00      0.00
Average:         ens3    248.45    133.73    863.97     36.42      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      1.04      1.04      0.11      0.11      0.00      0.00      0.00      0.00

---> sar -P ALL:
Linux 4.15.0-213-generic (prd-ubuntu1804-docker-4c-4g-9640) 	11/19/25 	_x86_64_	(4 CPU)

10:28:50     LINUX RESTART	(4 CPU)

10:29:01        CPU     %user     %nice   %system   %iowait    %steal     %idle
10:30:02        all     16.96      0.00      2.96      4.90      1.31     73.87
10:30:02          0     21.17      0.00      2.26      2.77      1.29     72.52
10:30:02          1     10.73      0.00      2.49      6.53      1.19     79.07
10:30:02          2     17.27      0.00      4.93      4.46      1.35     71.99
10:30:02          3     18.70      0.00      2.17      5.78      1.42     71.94
10:31:01        all     20.52      0.00      1.21      2.20      0.93     75.13
10:31:01          0      9.74      0.00      0.56      0.07      0.37     89.25
10:31:01          1      5.80      0.00      0.64      2.10      1.18     90.28
10:31:01          2     40.39      0.00      1.39      0.22      1.15     56.85
10:31:01          3     26.17      0.00      2.28      6.45      1.00     64.10
Average:        all     18.72      0.00      2.09      3.56      1.12     74.50
Average:          0     15.50      0.00      1.41      1.43      0.83     80.82
Average:          1      8.28      0.00      1.57      4.32      1.18     84.64
Average:          2     28.74      0.00      3.17      2.36      1.25     64.47
Average:          3     22.40      0.00      2.22      6.11      1.21     68.05

