---> uname -a:
Linux prd-ubuntu2204-docker-v1-8c-8g-4902 5.15.0-179-generic #189-Ubuntu SMP Tue May 5 18:20:56 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:                                5600.00
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         629        8393           4        6966       15017
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:56:0b:c6 brd ff:ff:ff:ff:ff:ff
    altname enp0s3
    inet 10.30.107.5/23 metric 100 brd 10.30.107.255 scope global dynamic ens3
       valid_lft 84992sec preferred_lft 84992sec
    inet6 fe80::f816:3eff:fe56:bc6/64 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 e2:25:f4:d2:ce:23 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 5.15.0-179-generic (prd-ubuntu2204-docker-v1-8c-8g-4902) 	05/29/26 	_x86_64_	(4 CPU)

18:39:25     LINUX RESTART	(4 CPU)

18:40:03          tps      rtps      wtps      dtps   bread/s   bwrtn/s   bdscd/s
18:50:00        39.98      3.55     35.51      0.92    224.19   4641.40   1223.73
19:00:00       227.57      0.50    218.91      8.16      6.01  15083.25  59111.37
Average:       133.97      2.02    127.40      4.55    114.87   9873.27  30228.22

18:40:03    kbmemfree   kbavail kbmemused  %memused kbbuffers  kbcached  kbcommit   %commit  kbactive   kbinact   kbdirty
18:50:00     10857700  13927724   2034712     12.43    147152   3063744   2410512     13.84    454660   4694276     63208
19:00:00      7123396  13536340   2399280     14.65    302448   5974004   2672372     15.34   1276704   7303032     44316
Average:      8990548  13732032   2216996     13.54    224800   4518874   2541442     14.59    865682   5998654     53762

18:40:03        IFACE   rxpck/s   txpck/s    rxkB/s    txkB/s   rxcmp/s   txcmp/s  rxmcst/s   %ifutil
18:50:00           lo      0.51      0.51      0.05      0.05      0.00      0.00      0.00      0.00
18:50:00         ens3    127.26    109.11    902.81     25.75      0.00      0.00      0.00      0.00
18:50:00      docker0      0.00      0.00      0.00      0.00      0.00      0.00      0.00      0.00
19:00:00           lo      0.31      0.31      0.04      0.04      0.00      0.00      0.00      0.00
19:00:00         ens3     85.56     70.26    335.34     18.86      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      0.41      0.41      0.04      0.04      0.00      0.00      0.00      0.00
Average:         ens3    106.36     89.65    618.48     22.30      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 5.15.0-179-generic (prd-ubuntu2204-docker-v1-8c-8g-4902) 	05/29/26 	_x86_64_	(4 CPU)

18:39:25     LINUX RESTART	(4 CPU)

18:40:03        CPU     %user     %nice   %system   %iowait    %steal     %idle
18:50:00        all     15.22      0.00      1.12      0.81      0.06     82.79
18:50:00          0     15.24      0.00      1.10      0.54      0.06     83.06
18:50:00          1     13.59      0.00      1.07      1.93      0.06     83.36
18:50:00          2     15.66      0.00      1.35      0.34      0.07     82.59
18:50:00          3     16.39      0.00      0.95      0.44      0.06     82.15
19:00:00        all     40.14      0.00      3.51      0.33      0.11     55.91
19:00:00          0     34.88      0.00      3.09      0.20      0.10     61.72
19:00:00          1     41.13      0.00      3.54      0.34      0.11     54.88
19:00:00          2     43.56      0.00      3.93      0.49      0.11     51.91
19:00:00          3     41.02      0.00      3.48      0.29      0.11     55.10
Average:        all     27.68      0.00      2.32      0.57      0.08     69.35
Average:          0     25.07      0.00      2.10      0.37      0.08     72.39
Average:          1     27.36      0.00      2.31      1.13      0.08     69.12
Average:          2     29.61      0.00      2.64      0.41      0.09     67.26
Average:          3     28.70      0.00      2.22      0.37      0.08     68.63

