---> uname -a:
Linux prd-ubuntu2204-docker-v1-8c-8g-9357 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   17G   62G  21% /
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         661        6392           4        8934       14984
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:e3:36:15 brd ff:ff:ff:ff:ff:ff
    altname enp0s3
    inet 10.30.107.11/23 metric 100 brd 10.30.107.255 scope global dynamic ens3
       valid_lft 84988sec preferred_lft 84988sec
    inet6 fe80::f816:3eff:fee3:3615/64 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 1a:5d:59:fc:87:cc 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-9357) 	05/10/26 	_x86_64_	(4 CPU)

05:17:31     LINUX RESTART	(4 CPU)

05:20:02          tps      rtps      wtps      dtps   bread/s   bwrtn/s   bdscd/s
05:30:06        58.50      2.53     40.46     15.51    154.66  16326.53 230482.05
05:40:01       306.44      0.68    294.29     11.47     17.11  14288.08  38893.06
Average:       181.56      1.61    166.45     13.50     86.39  15314.77 135389.40

05:20:02    kbmemfree   kbavail kbmemused  %memused kbbuffers  kbcached  kbcommit   %commit  kbactive   kbinact   kbdirty
05:30:06      7252976  13732232   2213020     13.52    204856   6255460   2542408     14.59   1220216   7335072    355988
05:40:01      6528868  15321868    601700      3.67    325936   8240852   1121076      6.43   2114264   6917944       200
Average:      6890922  14527050   1407360      8.60    265396   7248156   1831742     10.51   1667240   7126508    178094

05:20:02        IFACE   rxpck/s   txpck/s    rxkB/s    txkB/s   rxcmp/s   txcmp/s  rxmcst/s   %ifutil
05:30:06           lo      0.77      0.77      0.23      0.23      0.00      0.00      0.00      0.00
05:30:06         ens3    221.55    166.60   1797.20     33.42      0.00      0.00      0.00      0.00
05:30:06      docker0      0.00      0.00      0.00      0.00      0.00      0.00      0.00      0.00
05:40:01           lo     14.97     14.97      1.45      1.45      0.00      0.00      0.00      0.00
05:40:01         ens3     94.59     96.12    247.45    526.58      0.00      0.00      0.00      0.00
05:40:01      docker0      0.00      0.00      0.00      0.00      0.00      0.00      0.00      0.00
Average:           lo      7.82      7.82      0.84      0.84      0.00      0.00      0.00      0.00
Average:         ens3    158.53    131.62   1028.00    278.19      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-9357) 	05/10/26 	_x86_64_	(4 CPU)

05:17:31     LINUX RESTART	(4 CPU)

05:20:02        CPU     %user     %nice   %system   %iowait    %steal     %idle
05:30:06        all     40.17      0.00      3.33      0.38      0.07     56.05
05:30:06          0     40.01      0.00      3.32      0.54      0.07     56.06
05:30:06          1     37.46      0.00      3.18      0.43      0.07     58.85
05:30:06          2     40.78      0.00      3.49      0.27      0.08     55.37
05:30:06          3     42.44      0.00      3.31      0.27      0.07     53.91
05:40:01        all     37.67      0.00      3.45      0.34      0.07     58.47
05:40:01          0     36.65      0.00      3.21      0.21      0.07     59.86
05:40:01          1     36.98      0.00      3.92      0.51      0.07     58.52
05:40:01          2     40.33      0.00      3.41      0.28      0.08     55.91
05:40:01          3     36.69      0.00      3.25      0.38      0.07     59.60
Average:        all     38.93      0.00      3.39      0.36      0.07     57.25
Average:          0     38.35      0.00      3.27      0.37      0.07     57.94
Average:          1     37.22      0.00      3.55      0.47      0.07     58.69
Average:          2     40.56      0.00      3.45      0.27      0.08     55.64
Average:          3     39.59      0.00      3.28      0.32      0.07     56.73

