---> uname -a:
Linux prd-ubuntu2204-docker-v1-8c-8g-8993 5.15.0-171-generic #181-Ubuntu SMP Fri Feb 6 22:44:50 UTC 2026 x86_64 x86_64 x86_64 GNU/Linux

---> lscpu:
Architecture:                            x86_64
CPU op-mode(s):                          32-bit, 64-bit
Address sizes:                           40 bits physical, 48 bits virtual
Byte Order:                              Little Endian
CPU(s):                                  4
On-line CPU(s) list:                     0-3
Vendor ID:                               AuthenticAMD
Model name:                              AMD EPYC-Rome Processor
CPU family:                              23
Model:                                   49
Thread(s) per core:                      1
Core(s) per socket:                      1
Socket(s):                               4
Stepping:                                0
BogoMIPS:                                5599.99
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 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 clzero xsaveerptr wbnoinvd arat npt nrip_save umip rdpid arch_capabilities
Virtualization:                          AMD-V
Hypervisor vendor:                       KVM
Virtualization type:                     full
L1d cache:                               128 KiB (4 instances)
L1i cache:                               128 KiB (4 instances)
L2 cache:                                2 MiB (4 instances)
L3 cache:                                64 MiB (4 instances)
NUMA node(s):                            1
NUMA node0 CPU(s):                       0-3
Vulnerability Gather data sampling:      Not affected
Vulnerability Indirect target selection: Not affected
Vulnerability Itlb multihit:             Not affected
Vulnerability L1tf:                      Not affected
Vulnerability Mds:                       Not affected
Vulnerability Meltdown:                  Not affected
Vulnerability Mmio stale data:           Not affected
Vulnerability Reg file data sampling:    Not affected
Vulnerability Retbleed:                  Mitigation; untrained return thunk; SMT disabled
Vulnerability Spec rstack overflow:      Mitigation; SMT disabled
Vulnerability Spec store bypass:         Mitigation; Speculative Store Bypass disabled via prctl and seccomp
Vulnerability Spectre v1:                Mitigation; usercopy/swapgs barriers and __user pointer sanitization
Vulnerability Spectre v2:                Mitigation; Retpolines; IBPB conditional; STIBP disabled; RSB filling; PBRSB-eIBRS Not affected; BHI Not affected
Vulnerability Srbds:                     Not affected
Vulnerability Tsa:                       Not affected
Vulnerability Tsx async abort:           Not affected
Vulnerability Vmscape:                   Not affected

---> nproc:
4

---> df -h:
Filesystem      Size  Used Avail Use% Mounted on
tmpfs           1.6G  1.1M  1.6G   1% /run
/dev/vda1        78G   14G   64G  18% /
tmpfs           7.9G     0  7.9G   0% /dev/shm
tmpfs           5.0M     0  5.0M   0% /run/lock
/dev/vda15      105M  6.1M   99M   6% /boot/efi
tmpfs           1.6G  4.0K  1.6G   1% /run/user/1001

---> free -m:
               total        used        free      shared  buff/cache   available
Mem:           15989         630        8490           4        6868       15016
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 1458 qdisc mq state UP group default qlen 1000
    link/ether fa:16:3e:34:72:d6 brd ff:ff:ff:ff:ff:ff
    altname enp0s3
    inet 10.30.107.83/23 metric 100 brd 10.30.107.255 scope global dynamic ens3
       valid_lft 85006sec preferred_lft 85006sec
    inet6 fe80::f816:3eff:fe34:72d6/64 scope link 
       valid_lft forever preferred_lft forever
3: docker0: <NO-CARRIER,BROADCAST,MULTICAST,UP> mtu 1458 qdisc noqueue state DOWN group default 
    link/ether 22:a9:f3:2e:33:34 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 5.15.0-171-generic (prd-ubuntu2204-docker-v1-8c-8g-8993) 	05/08/26 	_x86_64_	(4 CPU)

18:37:22     LINUX RESTART	(4 CPU)

18:40:10          tps      rtps      wtps      dtps   bread/s   bwrtn/s   bdscd/s
18:50:10        10.51      1.40      8.96      0.15     96.52   3520.56    754.47
19:00:00       231.48      0.80    221.86      8.83     18.66  15563.53 162808.67
Average:       119.96      1.10    114.41      4.45     57.96   9485.62  81022.34

18:40:10    kbmemfree   kbavail kbmemused  %memused kbbuffers  kbcached  kbcommit   %commit  kbactive   kbinact   kbdirty
18:50:10     10202828  13693484   2265848     13.84    173216   3419252   2573316     14.77    596500   5141616    154112
19:00:00      8763292  15441556    492464      3.01    301024   6247220    996132      5.72   1526228   5381892       116
Average:      9483060  14567520   1379156      8.42    237120   4833236   1784724     10.24   1061364   5261754     77114

18:40:10        IFACE   rxpck/s   txpck/s    rxkB/s    txkB/s   rxcmp/s   txcmp/s  rxmcst/s   %ifutil
18:50:10           lo      0.39      0.39      0.04      0.04      0.00      0.00      0.00      0.00
18:50:10         ens3    122.34    107.96    698.30     25.38      0.00      0.00      0.00      0.00
18:50:10      docker0      0.00      0.00      0.00      0.00      0.00      0.00      0.00      0.00
19:00:00           lo     17.29     17.29      1.64      1.64      0.00      0.00      0.00      0.00
19:00:00         ens3    124.81    123.40    309.74    634.06      0.00      0.00      0.00      0.00
19:00:00      docker0      0.00      0.00      0.00      0.00      0.00      0.00      0.00      0.00
Average:           lo      8.76      8.76      0.83      0.83      0.00      0.00      0.00      0.00
Average:         ens3    123.56    115.61    505.84    326.87      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 5.15.0-171-generic (prd-ubuntu2204-docker-v1-8c-8g-8993) 	05/08/26 	_x86_64_	(4 CPU)

18:37:22     LINUX RESTART	(4 CPU)

18:40:10        CPU     %user     %nice   %system   %iowait    %steal     %idle
18:50:10        all     23.22      0.00      1.45      0.92      0.07     74.34
18:50:10          0     22.05      0.00      1.58      2.08      0.07     74.22
18:50:10          1     25.21      0.00      1.37      0.33      0.07     73.02
18:50:10          2     22.90      0.00      1.43      0.36      0.07     75.24
18:50:10          3     22.74      0.00      1.42      0.91      0.07     74.86
19:00:00        all     37.51      0.00      3.27      0.39      0.12     58.71
19:00:00          0     33.33      0.00      3.44      0.67      0.10     62.45
19:00:00          1     44.57      0.00      3.58      0.33      0.18     51.34
19:00:00          2     37.32      0.00      2.87      0.27      0.11     59.43
19:00:00          3     34.81      0.00      3.19      0.30      0.10     61.60
Average:        all     30.29      0.00      2.35      0.66      0.10     66.60
Average:          0     27.64      0.00      2.50      1.38      0.09     68.39
Average:          1     34.79      0.00      2.46      0.33      0.12     62.29
Average:          2     30.03      0.00      2.14      0.32      0.09     67.42
Average:          3     28.71      0.00      2.29      0.61      0.08     68.31

