---> uname -a: Linux prd-ubuntu2204-docker-8c-8g-16159 5.15.0-190-generic #200-Ubuntu SMP Fri Aug 7 15:06:04 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: 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 lbrv nrip_save tsc_scale vmcb_clean flushbyasid pausefilter pfthreshold v_vmsave_vmload vgif 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 26G 130G 17% / 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 880 14689 4 16522 30737 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:6c:1e:c0 brd ff:ff:ff:ff:ff:ff altname enp0s3 inet 10.30.106.203/23 metric 100 brd 10.30.107.255 scope global dynamic ens3 valid_lft 83593sec preferred_lft 83593sec inet6 fe80::f816:3eff:fe6c:1ec0/64 scope link valid_lft forever preferred_lft forever 3: docker0: mtu 1458 qdisc noqueue state DOWN group default link/ether d2:b6:53:4a:af:d4 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::d0b6:53ff:fe4a:afd4/64 scope link valid_lft forever preferred_lft forever ---> sar -b -r -n DEV: Linux 5.15.0-190-generic (prd-ubuntu2204-docker-8c-8g-16159) 08/28/26 _x86_64_ (8 CPU) 13:10:54 LINUX RESTART (8 CPU) 13:20:00 tps rtps wtps dtps bread/s bwrtn/s bdscd/s 13:30:03 136.56 0.33 130.37 5.86 14.74 30574.22 25128.48 13:40:03 29.09 1.10 25.99 2.00 43.36 4358.09 5407.15 13:50:01 9.43 0.06 8.93 0.44 1.14 1465.67 1828.72 Average: 58.58 0.50 55.31 2.78 19.76 12182.64 10827.85 13:20:00 kbmemfree kbavail kbmemused %memused kbbuffers kbcached kbcommit %commit kbactive kbinact kbdirty 13:30:03 501880 20805840 11344416 34.52 590352 18812304 17666436 52.10 4833900 23845268 892 13:40:03 432516 17999376 13911744 42.33 571504 16351512 21710172 64.02 4691296 24002068 14668 13:50:01 397080 17691552 14200920 43.21 570044 16102860 22040600 65.00 4638428 24100460 13448 Average: 443825 18832256 13152360 40.02 577300 17088892 20472403 60.37 4721208 23982599 9669 13:20:00 IFACE rxpck/s txpck/s rxkB/s txkB/s rxcmp/s txcmp/s rxmcst/s %ifutil 13:30:03 lo 0.48 0.48 0.03 0.03 0.00 0.00 0.00 0.00 13:30:03 ens3 112.47 70.49 1853.65 16.36 0.00 0.00 0.00 0.00 13:30:03 docker0 14.16 28.20 0.81 357.71 0.00 0.00 0.00 0.00 13:30:03 br-a0c247835310 0.29 0.26 0.01 0.02 0.00 0.00 0.00 0.00 13:30:03 veth3c04d10 0.02 0.12 0.00 0.01 0.00 0.00 0.00 0.00 13:30:03 vethb9cc961 0.03 0.13 0.00 0.01 0.00 0.00 0.00 0.00 13:30:03 veth8431e8d 0.44 0.41 0.05 0.24 0.00 0.00 0.00 0.00 13:30:03 veth647fd0d 56.72 59.72 23.52 30.06 0.00 0.00 0.00 0.00 13:30:03 veth96f1e9b 0.03 0.12 0.00 0.01 0.00 0.00 0.00 0.00 13:30:03 veth68fe3e4 55.44 52.09 41.27 20.16 0.00 0.00 0.00 0.00 13:30:03 veth08d5d6c 0.87 1.58 0.90 12.19 0.00 0.00 0.00 0.00 13:30:03 veth6ae8ae8 1.94 1.54 0.26 1.53 0.00 0.00 0.00 0.00 13:40:03 lo 24.55 24.55 93.49 93.49 0.00 0.00 0.00 0.00 13:40:03 ens3 5.57 5.05 3.43 1.71 0.00 0.00 0.00 0.00 13:40:03 docker0 0.00 0.00 0.00 0.00 0.00 0.00 0.00 0.00 13:40:03 br-a0c247835310 19.04 22.66 17.40 79.47 0.00 0.00 0.00 0.00 13:40:03 veth3c04d10 28.65 32.29 17.04 255.62 0.00 0.00 0.00 0.02 13:40:03 vethb9cc961 0.10 0.10 0.01 0.03 0.00 0.00 0.00 0.00 13:40:03 veth8431e8d 9.85 9.83 46.95 21.37 0.00 0.00 0.00 0.00 13:40:03 veth647fd0d 85.21 92.12 60.61 34.66 0.00 0.00 0.00 0.00 13:40:03 veth96f1e9b 17.12 16.98 177.87 47.22 0.00 0.00 0.00 0.01 13:40:03 veth68fe3e4 48.44 45.53 37.81 25.86 0.00 0.00 0.00 0.00 13:40:03 veth6ae8ae8 49.14 45.25 20.64 37.22 0.00 0.00 0.00 0.00 13:50:01 lo 31.86 31.86 154.56 154.56 0.00 0.00 0.00 0.00 13:50:01 ens3 2.18 0.82 1.00 0.73 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-a0c247835310 29.24 34.98 32.47 124.29 0.00 0.00 0.00 0.00 13:50:01 veth3c04d10 32.86 38.61 32.91 147.29 0.00 0.00 0.00 0.01 13:50:01 vethb9cc961 0.00 0.00 0.00 0.00 0.00 0.00 0.00 0.00 13:50:01 veth8431e8d 6.38 7.17 5.43 23.92 0.00 0.00 0.00 0.00 13:50:01 veth647fd0d 60.67 66.83 47.86 22.64 0.00 0.00 0.00 0.00 13:50:01 veth96f1e9b 7.81 6.88 24.27 5.05 0.00 0.00 0.00 0.00 13:50:01 veth68fe3e4 41.20 38.50 33.21 23.72 0.00 0.00 0.00 0.00 13:50:01 veth6ae8ae8 30.60 27.27 13.70 26.17 0.00 0.00 0.00 0.00 Average: lo 18.91 18.91 82.44 82.44 0.00 0.00 0.00 0.00 Average: ens3 40.26 25.57 622.58 6.30 0.00 0.00 0.00 0.00 Average: docker0 4.74 9.45 0.27 119.86 0.00 0.00 0.00 0.00 Average: br-a0c247835310 16.14 19.24 16.57 67.72 0.00 0.00 0.00 0.00 Average: veth3c04d10 20.45 23.61 16.59 134.02 0.00 0.00 0.00 0.01 Average: vethb9cc961 0.04 0.07 0.00 0.01 0.00 0.00 0.00 0.00 Average: veth8431e8d 5.54 5.79 17.46 15.14 0.00 0.00 0.00 0.00 Average: veth647fd0d 67.52 72.87 43.95 29.13 0.00 0.00 0.00 0.00 Average: veth96f1e9b 8.30 7.98 67.31 17.41 0.00 0.00 0.00 0.01 Average: veth68fe3e4 48.38 45.40 37.44 23.24 0.00 0.00 0.00 0.00 Average: veth6ae8ae8 27.17 24.64 11.51 21.59 0.00 0.00 0.00 0.00 ---> sar -P ALL: Linux 5.15.0-190-generic (prd-ubuntu2204-docker-8c-8g-16159) 08/28/26 _x86_64_ (8 CPU) 13:10:54 LINUX RESTART (8 CPU) 13:20:00 CPU %user %nice %system %iowait %steal %idle 13:30:03 all 11.57 0.02 2.69 1.07 0.02 84.61 13:30:03 0 11.36 0.02 2.83 0.42 0.02 85.33 13:30:03 1 11.46 0.02 2.72 1.45 0.02 84.33 13:30:03 2 12.24 0.03 2.75 1.20 0.02 83.77 13:30:03 3 10.60 0.03 2.60 1.46 0.03 85.29 13:30:03 4 11.59 0.02 2.73 0.86 0.02 84.77 13:30:03 5 10.81 0.02 2.52 1.17 0.02 85.45 13:30:03 6 11.57 0.04 2.64 1.03 0.02 84.69 13:30:03 7 12.96 0.01 2.77 1.00 0.03 83.24 13:40:03 all 10.93 0.01 2.61 0.15 0.02 86.28 13:40:03 0 10.32 0.02 3.41 0.12 0.02 86.12 13:40:03 1 10.27 0.02 2.99 0.20 0.02 86.50 13:40:03 2 10.66 0.00 2.54 0.07 0.03 86.70 13:40:03 3 11.50 0.01 2.45 0.11 0.02 85.90 13:40:03 4 11.74 0.01 2.40 0.18 0.02 85.65 13:40:03 5 10.57 0.03 2.38 0.16 0.03 86.84 13:40:03 6 11.46 0.01 2.35 0.14 0.02 86.02 13:40:03 7 10.89 0.01 2.35 0.22 0.02 86.52 13:50:01 all 8.65 0.00 2.45 0.05 0.03 88.82 13:50:01 0 8.34 0.00 3.40 0.05 0.03 88.19 13:50:01 1 9.04 0.00 2.66 0.03 0.03 88.25 13:50:01 2 8.12 0.00 2.40 0.03 0.03 89.43 13:50:01 3 9.05 0.00 2.31 0.06 0.03 88.55 13:50:01 4 8.03 0.00 2.08 0.03 0.02 89.84 13:50:01 5 8.80 0.00 2.33 0.11 0.03 88.74 13:50:01 6 8.57 0.00 2.22 0.04 0.03 89.14 13:50:01 7 9.27 0.00 2.24 0.03 0.03 88.44 Average: all 10.39 0.01 2.59 0.43 0.02 86.56 Average: 0 10.01 0.01 3.21 0.20 0.02 86.54 Average: 1 10.26 0.01 2.79 0.56 0.02 86.35 Average: 2 10.35 0.01 2.56 0.43 0.03 86.62 Average: 3 10.39 0.01 2.46 0.55 0.02 86.57 Average: 4 10.46 0.01 2.40 0.36 0.02 86.74 Average: 5 10.06 0.02 2.41 0.48 0.02 87.01 Average: 6 10.54 0.02 2.40 0.41 0.02 86.61 Average: 7 11.04 0.01 2.45 0.42 0.02 86.06