---> uname -a:
Linux prd-ubuntu2204-docker-8c-8g-2652 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):                                  8
On-line CPU(s) list:                     0-7
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):                               8
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:                               256 KiB (8 instances)
L1i cache:                               256 KiB (8 instances)
L2 cache:                                4 MiB (8 instances)
L3 cache:                                128 MiB (8 instances)
NUMA node(s):                            1
NUMA node0 CPU(s):                       0-7
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:
8

---> df -h:
Filesystem      Size  Used Avail Use% Mounted on
tmpfs           3.2G  1.1M  3.2G   1% /run
/dev/vda1       155G   23G  133G  15% /
tmpfs            16G     0   16G   0% /dev/shm
tmpfs           5.0M     0  5.0M   0% /run/lock
/dev/vda15      105M  6.1M   99M   6% /boot/efi
tmpfs           3.2G  4.0K  3.2G   1% /run/user/1001

---> free -m:
               total        used        free      shared  buff/cache   available
Mem:           32092         887       14286           4       16918       30737
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:cd:61:44 brd ff:ff:ff:ff:ff:ff
    altname enp0s3
    inet 10.30.106.188/23 metric 100 brd 10.30.107.255 scope global dynamic ens3
       valid_lft 84807sec preferred_lft 84807sec
    inet6 fe80::f816:3eff:fecd:6144/64 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 c2:58:ec:49:df:a1 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
    inet6 fe80::c058:ecff:fe49:dfa1/64 scope link 
       valid_lft forever preferred_lft forever

---> sar -b -r -n DEV:
Linux 5.15.0-171-generic (prd-ubuntu2204-docker-8c-8g-2652) 	03/06/26 	_x86_64_	(8 CPU)

13:55:37     LINUX RESTART	(8 CPU)

14:00:01          tps      rtps      wtps      dtps   bread/s   bwrtn/s   bdscd/s
14:10:01        61.25      1.44     57.52      2.28    470.68  22817.40  26236.40
14:20:08       285.02      0.43    277.90      6.68      5.94  33509.90  18515.26
Average:       173.88      0.93    168.45      4.50    236.75  28199.40  22350.01

14:00:01    kbmemfree   kbavail kbmemused  %memused kbbuffers  kbcached  kbcommit   %commit  kbactive   kbinact   kbdirty
14:10:01     21258672  29400228   2886388      8.78    192704   7983416   3093308      9.12   2643844   8251228    164084
14:20:08     12839484  29498472   2711488      8.25    538744  15349100   2818732      8.31   4667228  13758644    546112
Average:     17049078  29449350   2798938      8.52    365724  11666258   2956020      8.72   3655536  11004936    355098

14:00:01        IFACE   rxpck/s   txpck/s    rxkB/s    txkB/s   rxcmp/s   txcmp/s  rxmcst/s   %ifutil
14:10:01           lo      1.52      1.52      0.92      0.92      0.00      0.00      0.00      0.00
14:10:01         ens3     77.25     60.31   1128.55     11.34      0.00      0.00      0.00      0.00
14:10:01      docker0      6.99      9.52      0.65    156.74      0.00      0.00      0.00      0.00
14:10:01    veth4dd1c0d      3.17      4.76      0.35     63.40      0.00      0.00      0.00      0.01
14:20:08           lo      1.17      1.17      0.26      0.26      0.00      0.00      0.00      0.00
14:20:08         ens3    140.69    101.34   1954.94     14.75      0.00      0.00      0.00      0.00
14:20:08      docker0     16.18     25.84      2.44    178.26      0.00      0.00      0.00      0.00
Average:           lo      1.34      1.34      0.59      0.59      0.00      0.00      0.00      0.00
Average:         ens3    109.18     80.96   1544.51     13.06      0.00      0.00      0.00      0.00
Average:      docker0     11.62     17.74      1.55    167.57      0.00      0.00      0.00      0.00

---> sar -P ALL:
Linux 5.15.0-171-generic (prd-ubuntu2204-docker-8c-8g-2652) 	03/06/26 	_x86_64_	(8 CPU)

13:55:37     LINUX RESTART	(8 CPU)

14:00:01        CPU     %user     %nice   %system   %iowait    %steal     %idle
14:10:01        all     32.46      0.00      1.74      0.31      0.07     65.42
14:10:01          0     28.87      0.00      1.74      0.58      0.07     68.75
14:10:01          1     33.37      0.00      1.89      0.32      0.08     64.34
14:10:01          2     29.34      0.00      1.69      0.20      0.07     68.71
14:10:01          3     34.40      0.00      1.49      0.13      0.07     63.92
14:10:01          4     34.54      0.00      1.43      0.10      0.07     63.87
14:10:01          5     32.40      0.00      1.74      0.57      0.07     65.22
14:10:01          6     33.44      0.00      1.68      0.22      0.07     64.60
14:10:01          7     33.36      0.00      2.27      0.37      0.07     63.93
14:20:08        all     15.34      0.00      2.60      0.39      0.06     81.61
14:20:08          0     18.25      0.00      2.41      0.43      0.06     78.85
14:20:08          1     13.23      0.00      2.90      0.31      0.07     83.49
14:20:08          2     12.41      0.00      3.02      0.53      0.07     83.97
14:20:08          3     17.79      0.00      1.85      0.32      0.06     79.98
14:20:08          4     15.35      0.00      2.56      0.73      0.06     81.30
14:20:08          5     15.83      0.00      2.26      0.28      0.06     81.57
14:20:08          6     16.57      0.00      3.01      0.28      0.06     80.08
14:20:08          7     13.28      0.00      2.80      0.25      0.06     83.61
Average:        all     23.86      0.00      2.17      0.35      0.07     73.56
Average:          0     23.53      0.00      2.08      0.50      0.06     73.83
Average:          1     23.25      0.00      2.40      0.31      0.07     73.97
Average:          2     20.84      0.00      2.36      0.37      0.07     76.37
Average:          3     26.03      0.00      1.67      0.23      0.07     72.01
Average:          4     24.90      0.00      2.00      0.41      0.06     72.63
Average:          5     24.07      0.00      2.00      0.42      0.06     73.44
Average:          6     24.96      0.00      2.35      0.25      0.07     72.38
Average:          7     23.27      0.00      2.54      0.31      0.06     73.82

