---> uname -a: Linux prd-ubuntu2204-docker-8c-8g-13347 5.15.0-181-generic #191-Ubuntu SMP Fri May 22 19:09:02 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 25G 131G 16% / 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 871 14631 4 16588 30752 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:64:73:f9 brd ff:ff:ff:ff:ff:ff altname enp0s3 inet 10.30.107.249/23 metric 100 brd 10.30.107.255 scope global dynamic ens3 valid_lft 83752sec preferred_lft 83752sec inet6 fe80::f816:3eff:fe64:73f9/64 scope link valid_lft forever preferred_lft forever 3: docker0: mtu 1458 qdisc noqueue state DOWN group default link/ether e2:9e:4e:be:30:94 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::e09e:4eff:febe:3094/64 scope link valid_lft forever preferred_lft forever ---> sar -b -r -n DEV: Linux 5.15.0-181-generic (prd-ubuntu2204-docker-8c-8g-13347) 07/28/26 _x86_64_ (8 CPU) 13:15:15 LINUX RESTART (8 CPU) 13:20:01 tps rtps wtps dtps bread/s bwrtn/s bdscd/s 13:30:01 317.06 0.60 304.08 12.38 56.85 51464.37 62250.60 13:40:01 26.06 0.58 23.41 2.08 25.55 2940.08 6189.08 13:50:01 15.19 0.07 14.23 0.89 1.63 2358.90 3345.21 Average: 119.47 0.42 113.94 5.12 28.02 18926.08 23934.46 13:20:01 kbmemfree kbavail kbmemused %memused kbbuffers kbcached kbcommit %commit kbactive kbinact kbdirty 13:30:01 744100 20489756 11661708 35.49 598824 18244632 17976972 53.01 4784408 23642648 240 13:40:01 592996 18532548 13527164 41.16 584528 16563844 19863468 58.58 4849068 23751408 13348 13:50:01 356952 17861816 14193552 43.19 584948 16142432 20460940 60.34 4835612 23968416 11564 Average: 564683 18961373 13127475 39.95 589433 16983636 19433793 57.31 4823029 23787491 8384 13:20:01 IFACE rxpck/s txpck/s rxkB/s txkB/s rxcmp/s txcmp/s rxmcst/s %ifutil 13:30:01 lo 0.81 0.81 0.07 0.07 0.00 0.00 0.00 0.00 13:30:01 ens3 353.53 220.56 2957.37 69.97 0.00 0.00 0.00 0.00 13:30:01 docker0 15.71 29.68 0.98 753.71 0.00 0.00 0.00 0.00 13:30:01 br-e934c88f984d 0.29 0.26 0.01 0.02 0.00 0.00 0.00 0.00 13:30:01 veth6ab4efb 0.03 0.12 0.00 0.01 0.00 0.00 0.00 0.00 13:30:01 veth17446f7 0.18 0.24 0.02 0.01 0.00 0.00 0.00 0.00 13:30:01 vetheaf472e 0.03 0.13 0.00 0.01 0.00 0.00 0.00 0.00 13:30:01 veth312ca8f 6.96 6.79 4.63 1.33 0.00 0.00 0.00 0.00 13:30:01 vethf82d207 0.02 0.10 0.00 0.01 0.00 0.00 0.00 0.00 13:30:01 veth962b716 1.29 1.31 0.14 0.97 0.00 0.00 0.00 0.00 13:30:01 veth6724d30 0.01 0.04 0.00 0.00 0.00 0.00 0.00 0.00 13:30:01 veth8542055 0.66 0.60 0.09 0.73 0.00 0.00 0.00 0.00 13:40:01 lo 12.21 12.21 31.53 31.53 0.00 0.00 0.00 0.00 13:40:01 ens3 12.17 9.06 25.72 2.46 0.00 0.00 0.00 0.00 13:40:01 docker0 0.00 0.00 0.00 0.00 0.00 0.00 0.00 0.00 13:40:01 br-e934c88f984d 12.12 13.56 6.37 49.64 0.00 0.00 0.00 0.00 13:40:01 veth6ab4efb 0.10 0.10 0.01 0.03 0.00 0.00 0.00 0.00 13:40:01 veth17446f7 7.00 6.70 38.11 21.91 0.00 0.00 0.00 0.00 13:40:01 vetheaf472e 12.04 12.30 144.94 38.39 0.00 0.00 0.00 0.01 13:40:01 veth312ca8f 111.22 119.69 63.31 55.53 0.00 0.00 0.00 0.01 13:40:01 vethf82d207 18.89 20.34 5.81 193.56 0.00 0.00 0.00 0.02 13:40:01 veth962b716 87.74 81.57 76.48 39.29 0.00 0.00 0.00 0.01 13:40:01 veth8542055 37.83 34.87 15.72 26.62 0.00 0.00 0.00 0.00 13:50:01 lo 38.14 38.14 178.40 178.40 0.00 0.00 0.00 0.00 13:50:01 ens3 3.70 2.52 7.57 0.95 0.00 0.00 0.00 0.00 13:50:01 docker0 0.00 0.00 0.00 0.00 0.00 0.00 0.00 0.00 13:50:01 br-e934c88f984d 23.06 28.26 34.38 151.82 0.00 0.00 0.00 0.00 13:50:01 veth6ab4efb 0.00 0.00 0.00 0.00 0.00 0.00 0.00 0.00 13:50:01 veth17446f7 10.86 12.02 26.36 45.58 0.00 0.00 0.00 0.00 13:50:01 vetheaf472e 15.41 14.46 108.73 26.09 0.00 0.00 0.00 0.01 13:50:01 veth312ca8f 73.92 81.23 60.37 29.07 0.00 0.00 0.00 0.00 13:50:01 vethf82d207 31.13 36.24 35.11 258.51 0.00 0.00 0.00 0.02 13:50:01 veth962b716 45.92 42.47 55.85 25.08 0.00 0.00 0.00 0.00 13:50:01 veth8542055 42.02 38.04 18.80 38.04 0.00 0.00 0.00 0.00 Average: lo 17.05 17.05 69.97 69.97 0.00 0.00 0.00 0.00 Average: ens3 123.17 77.40 997.18 24.47 0.00 0.00 0.00 0.00 Average: docker0 5.24 9.90 0.33 251.31 0.00 0.00 0.00 0.00 Average: br-e934c88f984d 11.82 14.02 13.58 67.13 0.00 0.00 0.00 0.00 Average: veth6ab4efb 0.04 0.07 0.00 0.01 0.00 0.00 0.00 0.00 Average: veth17446f7 6.01 6.32 21.49 22.49 0.00 0.00 0.00 0.00 Average: vetheaf472e 9.16 8.96 84.55 21.49 0.00 0.00 0.00 0.01 Average: veth312ca8f 64.03 69.23 42.76 28.64 0.00 0.00 0.00 0.00 Average: vethf82d207 16.68 18.89 13.63 150.66 0.00 0.00 0.00 0.01 Average: veth962b716 44.98 41.78 44.15 21.78 0.00 0.00 0.00 0.00 Average: veth8542055 26.83 24.50 11.53 21.79 0.00 0.00 0.00 0.00 ---> sar -P ALL: Linux 5.15.0-181-generic (prd-ubuntu2204-docker-8c-8g-13347) 07/28/26 _x86_64_ (8 CPU) 13:15:15 LINUX RESTART (8 CPU) 13:20:01 CPU %user %nice %system %iowait %steal %idle 13:30:01 all 27.59 0.02 3.70 0.87 0.09 67.73 13:30:01 0 28.45 0.04 3.91 0.82 0.09 66.69 13:30:01 1 27.70 0.02 3.95 1.23 0.09 67.01 13:30:01 2 27.48 0.02 3.49 0.68 0.09 68.24 13:30:01 3 28.31 0.01 3.68 1.23 0.09 66.67 13:30:01 4 27.37 0.04 3.55 0.88 0.08 68.08 13:30:01 5 25.66 0.01 3.71 0.66 0.08 69.88 13:30:01 6 26.65 0.01 3.34 0.77 0.09 69.15 13:30:01 7 29.12 0.01 4.00 0.68 0.09 66.10 13:40:01 all 9.70 0.01 1.47 0.15 0.07 88.61 13:40:01 0 9.80 0.00 1.55 0.21 0.07 88.37 13:40:01 1 10.52 0.01 1.62 0.42 0.08 87.36 13:40:01 2 9.38 0.00 1.55 0.15 0.07 88.84 13:40:01 3 9.13 0.01 1.45 0.09 0.07 89.25 13:40:01 4 9.75 0.01 1.45 0.06 0.07 88.66 13:40:01 5 9.75 0.01 1.42 0.12 0.07 88.64 13:40:01 6 8.97 0.01 1.33 0.08 0.07 89.54 13:40:01 7 10.29 0.01 1.37 0.04 0.07 88.23 13:50:01 all 8.92 0.00 2.01 0.06 0.09 88.92 13:50:01 0 8.22 0.00 2.07 0.04 0.08 89.59 13:50:01 1 9.02 0.00 2.03 0.05 0.09 88.81 13:50:01 2 9.08 0.00 2.19 0.07 0.09 88.56 13:50:01 3 9.29 0.00 2.07 0.21 0.09 88.34 13:50:01 4 9.12 0.00 1.98 0.03 0.08 88.79 13:50:01 5 8.54 0.00 1.88 0.04 0.09 89.45 13:50:01 6 9.11 0.00 1.94 0.02 0.08 88.85 13:50:01 7 9.01 0.00 1.92 0.03 0.09 88.95 Average: all 15.41 0.01 2.39 0.36 0.08 81.75 Average: 0 15.49 0.02 2.51 0.36 0.08 81.55 Average: 1 15.75 0.01 2.53 0.57 0.08 81.06 Average: 2 15.32 0.01 2.41 0.30 0.08 81.87 Average: 3 15.59 0.01 2.40 0.51 0.08 81.41 Average: 4 15.42 0.02 2.32 0.32 0.08 81.84 Average: 5 14.66 0.01 2.34 0.27 0.08 82.65 Average: 6 14.91 0.01 2.20 0.29 0.08 82.51 Average: 7 16.14 0.01 2.43 0.25 0.08 81.09