---> uname -a: Linux prd-ubuntu2204-docker-4c-16g-3636 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 18G 61G 23% / 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 704 11627 3 3657 14942 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:b6:d3:53 brd ff:ff:ff:ff:ff:ff altname enp0s3 inet 10.30.171.15/23 metric 100 brd 10.30.171.255 scope global dynamic ens3 valid_lft 80164sec preferred_lft 80164sec inet6 fe80::f816:3eff:feb6:d353/64 scope link valid_lft forever preferred_lft forever 3: docker0: mtu 1458 qdisc noqueue state DOWN group default link/ether 9a:3e:a1:d7:27:08 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-16g-3636) 12/04/25 _x86_64_ (4 CPU) 12:00:23 LINUX RESTART (4 CPU) 12:10:00 tps rtps wtps dtps bread/s bwrtn/s bdscd/s 12:20:01 83.04 26.95 52.80 3.29 411.24 5251.53 6083.36 12:30:07 12.68 0.31 11.73 0.64 11.24 319.25 553.64 12:40:00 21.97 0.21 20.85 0.91 13.02 773.58 1108.74 12:50:01 10.53 0.01 9.95 0.56 0.65 281.66 494.05 13:00:07 4.72 0.00 4.55 0.17 0.16 116.91 64.51 13:10:00 5.49 0.02 5.29 0.19 1.52 165.55 612.81 13:20:00 5.67 0.01 5.49 0.17 0.41 142.75 73.59 13:30:10 10.12 0.01 9.67 0.44 0.26 519.97 335.65 13:40:00 7.91 0.01 7.55 0.35 0.50 250.62 127.12 Average: 18.02 3.06 14.21 0.75 48.84 869.78 1050.29 12:10:00 kbmemfree kbavail kbmemused %memused kbbuffers kbcached kbcommit %commit kbactive kbinact kbdirty 12:20:01 1741680 4412724 11524320 70.39 261044 2450904 13009504 74.67 1969912 12142896 700 12:30:07 9580052 12280136 3661064 22.36 262600 2478220 4939536 28.35 1986076 4298032 10436 12:40:00 11977480 14804832 1139328 6.96 268620 2599348 2019964 11.59 2026644 1888996 7256 12:50:01 8479472 11334684 4607252 28.14 270612 2625256 5316396 30.52 2030008 5368700 380 13:00:07 8575508 11444088 4497892 27.47 271076 2638148 5197012 29.83 2031088 5264688 288 13:10:00 12414760 15311840 631760 3.86 271596 2666144 1315264 7.55 2035196 1422092 13756 13:20:00 12406736 15321520 622068 3.80 272208 2683236 1313944 7.54 2037184 1437576 15208 13:30:10 8333724 11344732 4597196 28.08 276088 2774900 5258156 30.18 2044060 5486500 64 13:40:00 7772032 10820612 5121516 31.28 277236 2811280 5854360 33.60 2062600 6041236 368 Average: 9031272 11897241 4044711 24.70 270120 2636382 4913793 28.21 2024752 4816746 5384 12:10:00 IFACE rxpck/s txpck/s rxkB/s txkB/s rxcmp/s txcmp/s rxmcst/s %ifutil 12:20:01 lo 35.40 35.40 22.52 22.52 0.00 0.00 0.00 0.00 12:20:01 ens3 2.32 2.13 0.66 0.57 0.00 0.00 0.00 0.00 12:20:01 docker0 0.00 0.00 0.00 0.00 0.00 0.00 0.00 0.00 12:30:07 lo 38.89 38.89 15.28 15.28 0.00 0.00 0.00 0.00 12:30:07 ens3 1.11 1.20 0.22 0.20 0.00 0.00 0.00 0.00 12:30:07 docker0 0.00 0.00 0.00 0.00 0.00 0.00 0.00 0.00 12:40:00 lo 12.11 12.11 6.77 6.77 0.00 0.00 0.00 0.00 12:40:00 ens3 1.44 1.35 0.34 1.23 0.00 0.00 0.00 0.00 12:40:00 docker0 0.00 0.00 0.00 0.00 0.00 0.00 0.00 0.00 12:50:01 lo 18.74 18.74 10.50 10.50 0.00 0.00 0.00 0.00 12:50:01 ens3 0.85 0.68 0.16 0.13 0.00 0.00 0.00 0.00 12:50:01 docker0 0.00 0.00 0.00 0.00 0.00 0.00 0.00 0.00 13:00:07 lo 24.20 24.20 8.98 8.98 0.00 0.00 0.00 0.00 13:00:07 ens3 0.73 0.57 0.15 0.12 0.00 0.00 0.00 0.00 13:00:07 docker0 0.00 0.00 0.00 0.00 0.00 0.00 0.00 0.00 13:10:00 lo 24.42 24.42 11.21 11.21 0.00 0.00 0.00 0.00 13:10:00 ens3 0.69 0.51 0.14 0.10 0.00 0.00 0.00 0.00 13:10:00 docker0 0.00 0.00 0.00 0.00 0.00 0.00 0.00 0.00 13:20:00 lo 17.69 17.69 10.50 10.50 0.00 0.00 0.00 0.00 13:20:00 ens3 0.64 0.50 0.13 0.10 0.00 0.00 0.00 0.00 13:20:00 docker0 0.00 0.00 0.00 0.00 0.00 0.00 0.00 0.00 13:30:10 lo 10.59 10.59 6.36 6.36 0.00 0.00 0.00 0.00 13:30:10 ens3 0.73 0.60 0.22 0.17 0.00 0.00 0.00 0.00 13:30:10 docker0 0.00 0.00 0.00 0.00 0.00 0.00 0.00 0.00 13:40:00 lo 19.02 19.02 8.39 8.39 0.00 0.00 0.00 0.00 13:40:00 ens3 0.82 0.69 0.19 0.15 0.00 0.00 0.00 0.00 13:40:00 docker0 0.00 0.00 0.00 0.00 0.00 0.00 0.00 0.00 Average: lo 22.36 22.36 11.17 11.17 0.00 0.00 0.00 0.00 Average: ens3 1.04 0.92 0.25 0.31 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-16g-3636) 12/04/25 _x86_64_ (4 CPU) 12:00:23 LINUX RESTART (4 CPU) 12:10:00 CPU %user %nice %system %iowait %steal %idle 12:20:01 all 61.55 0.00 2.38 0.23 0.12 35.72 12:20:01 0 62.27 0.00 2.24 0.42 0.12 34.95 12:20:01 1 61.50 0.00 2.38 0.17 0.12 35.84 12:20:01 2 61.48 0.00 2.53 0.12 0.12 35.76 12:20:01 3 60.96 0.00 2.36 0.22 0.12 36.34 12:30:07 all 24.33 0.00 1.11 0.28 0.11 74.17 12:30:07 0 24.76 0.00 1.07 0.23 0.11 73.83 12:30:07 1 23.85 0.00 1.25 0.51 0.12 74.27 12:30:07 2 24.18 0.00 1.09 0.20 0.11 74.42 12:30:07 3 24.53 0.00 1.02 0.17 0.11 74.16 12:40:00 all 27.72 0.00 1.00 0.09 0.10 71.09 12:40:00 0 27.80 0.00 0.88 0.04 0.09 71.18 12:40:00 1 28.46 0.00 0.97 0.05 0.10 70.42 12:40:00 2 28.00 0.00 1.02 0.09 0.10 70.79 12:40:00 3 26.63 0.00 1.14 0.15 0.10 71.98 12:50:01 all 19.41 0.00 0.69 0.97 0.09 78.84 12:50:01 0 19.06 0.00 0.68 0.02 0.10 80.14 12:50:01 1 19.39 0.00 0.60 0.13 0.09 79.78 12:50:01 2 20.01 0.00 0.85 1.03 0.10 78.02 12:50:01 3 19.16 0.00 0.63 2.71 0.09 77.41 13:00:07 all 7.79 0.00 0.41 0.02 0.09 91.69 13:00:07 0 7.83 0.00 0.46 0.00 0.09 91.62 13:00:07 1 8.30 0.00 0.42 0.04 0.09 91.15 13:00:07 2 7.70 0.00 0.43 0.03 0.09 91.75 13:00:07 3 7.32 0.00 0.33 0.02 0.08 92.26 13:10:00 all 9.79 0.00 0.45 0.02 0.08 89.66 13:10:00 0 9.73 0.00 0.52 0.03 0.08 89.64 13:10:00 1 9.74 0.00 0.47 0.02 0.09 89.69 13:10:00 2 9.63 0.00 0.44 0.03 0.08 89.82 13:10:00 3 10.07 0.00 0.36 0.02 0.08 89.48 13:20:00 all 9.36 0.00 0.51 0.02 0.08 90.03 13:20:00 0 9.76 0.00 0.44 0.00 0.08 89.72 13:20:00 1 9.04 0.00 0.50 0.03 0.08 90.35 13:20:00 2 9.20 0.00 0.60 0.03 0.08 90.10 13:20:00 3 9.44 0.00 0.50 0.03 0.08 89.95 13:30:10 all 12.18 0.00 0.49 0.04 0.08 87.21 13:30:10 0 11.70 0.00 0.49 0.03 0.08 87.71 13:30:10 1 12.70 0.00 0.48 0.10 0.08 86.63 13:30:10 2 12.04 0.00 0.57 0.02 0.08 87.30 13:30:10 3 12.30 0.00 0.41 0.02 0.08 87.19 13:40:00 all 13.50 0.00 0.52 0.03 0.08 85.87 13:40:00 0 12.96 0.00 0.47 0.02 0.08 86.47 13:40:00 1 13.81 0.00 0.48 0.02 0.09 85.60 13:40:00 2 14.08 0.00 0.51 0.01 0.08 85.32 13:40:00 3 13.13 0.00 0.63 0.06 0.09 86.10 Average: all 20.61 0.00 0.84 0.19 0.09 78.27 Average: 0 20.65 0.00 0.81 0.09 0.09 78.37 Average: 1 20.74 0.00 0.84 0.12 0.09 78.21 Average: 2 20.69 0.00 0.89 0.17 0.09 78.16 Average: 3 20.38 0.00 0.82 0.38 0.09 78.33