---> uname -a: Linux prd-ubuntu2204-docker-4c-4g-3848 5.15.0-161-generic #171-Ubuntu SMP Sat Oct 11 08:17:01 UTC 2025 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 12G 66G 15% / 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 635 9231 4 6122 15011 Swap: 1023 0 1023 ---> ip addr: 1: lo: 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: mtu 1458 qdisc mq state UP group default qlen 1000 link/ether fa:16:3e:7d:d5:31 brd ff:ff:ff:ff:ff:ff altname enp0s3 inet 10.30.170.174/23 metric 100 brd 10.30.171.255 scope global dynamic ens3 valid_lft 84466sec preferred_lft 84466sec inet6 fe80::f816:3eff:fe7d:d531/64 scope link valid_lft forever preferred_lft forever 3: docker0: mtu 1458 qdisc noqueue state DOWN group default link/ether 96:49:4f:42:cf:2f 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 5.15.0-161-generic (prd-ubuntu2204-docker-4c-4g-3848) 12/05/25 _x86_64_ (4 CPU) 07:38:16 LINUX RESTART (4 CPU) 07:40:01 tps rtps wtps dtps bread/s bwrtn/s bdscd/s 07:50:04 6.36 0.56 5.27 0.53 605.69 901.21 17178.00 08:00:04 40.86 4.26 35.90 0.69 255.34 3338.97 1148.66 08:10:01 36.39 0.62 32.04 3.73 29.03 10329.84 18942.67 Average: 27.82 1.82 24.36 1.65 297.61 4841.69 12421.04 07:40:01 kbmemfree kbavail kbmemused %memused kbbuffers kbcached kbcommit %commit kbactive kbinact kbdirty 07:50:04 13386876 15510956 502020 3.07 60224 2287284 1130856 6.49 389076 2342328 188 08:00:04 10813680 13932968 2030240 12.40 109448 3182440 2467980 14.17 633112 4602968 46140 08:10:01 9440512 15352892 597388 3.65 147308 5821628 1092224 6.27 1589708 4875840 13784 Average: 11213689 14932272 1043216 6.37 105660 3763784 1563687 8.98 870632 3940379 20037 07:40:01 IFACE rxpck/s txpck/s rxkB/s txkB/s rxcmp/s txcmp/s rxmcst/s %ifutil 07:50:04 lo 0.17 0.17 0.02 0.02 0.00 0.00 0.00 0.00 07:50:04 ens3 18.99 12.14 272.08 0.92 0.00 0.00 0.00 0.00 07:50:04 docker0 0.00 0.00 0.00 0.00 0.00 0.00 0.00 0.00 08:00:04 lo 0.55 0.55 0.05 0.05 0.00 0.00 0.00 0.00 08:00:04 ens3 79.56 56.15 740.24 12.26 0.00 0.00 0.00 0.00 08:00:04 docker0 0.00 0.00 0.00 0.00 0.00 0.00 0.00 0.00 08:10:01 lo 1198.51 1198.51 1138.08 1138.08 0.00 0.00 0.00 0.00 08:10:01 ens3 87.79 72.87 439.00 101.92 0.00 0.00 0.00 0.00 08:10:01 docker0 0.00 0.00 0.00 0.00 0.00 0.00 0.00 0.00 Average: lo 397.85 397.85 377.59 377.59 0.00 0.00 0.00 0.00 Average: ens3 62.00 46.95 483.49 38.21 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 5.15.0-161-generic (prd-ubuntu2204-docker-4c-4g-3848) 12/05/25 _x86_64_ (4 CPU) 07:38:16 LINUX RESTART (4 CPU) 07:40:01 CPU %user %nice %system %iowait %steal %idle 07:50:04 all 0.59 0.00 0.18 0.12 0.02 99.09 07:50:04 0 0.36 0.00 0.18 0.03 0.02 99.40 07:50:04 1 1.20 0.00 0.20 0.34 0.02 98.24 07:50:04 2 0.41 0.00 0.17 0.06 0.02 99.34 07:50:04 3 0.38 0.00 0.16 0.06 0.02 99.38 08:00:04 all 14.21 0.00 0.69 0.36 0.04 84.71 08:00:04 0 16.17 0.00 0.85 0.17 0.04 82.77 08:00:04 1 14.34 0.00 0.68 0.11 0.05 84.83 08:00:04 2 13.31 0.00 0.73 1.06 0.03 84.87 08:00:04 3 13.01 0.00 0.49 0.10 0.03 86.37 08:10:01 all 51.27 0.00 2.29 0.16 0.10 46.18 08:10:01 0 56.56 0.00 2.75 0.28 0.10 40.31 08:10:01 1 49.23 0.00 2.06 0.18 0.09 48.44 08:10:01 2 47.53 0.00 2.11 0.14 0.10 50.12 08:10:01 3 51.74 0.00 2.25 0.04 0.10 45.87 Average: all 21.91 0.00 1.05 0.21 0.05 76.78 Average: 0 24.26 0.00 1.26 0.16 0.05 74.27 Average: 1 21.46 0.00 0.97 0.21 0.05 77.30 Average: 2 20.30 0.00 1.00 0.42 0.05 78.23 Average: 3 21.60 0.00 0.96 0.07 0.05 77.33