---> uname -a: Linux prd-ubuntu2204-docker-8c-8g-135 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 888 14072 4 17131 30736 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:f0:fb brd ff:ff:ff:ff:ff:ff altname enp0s3 inet 10.30.107.40/23 metric 100 brd 10.30.107.255 scope global dynamic ens3 valid_lft 83609sec preferred_lft 83609sec inet6 fe80::f816:3eff:fe64:f0fb/64 scope link valid_lft forever preferred_lft forever 3: docker0: mtu 1458 qdisc noqueue state DOWN group default link/ether fa:60:12:fd:77:3f 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::f860:12ff:fefd:773f/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-135) 07/22/26 _x86_64_ (8 CPU) 10:32:33 LINUX RESTART (8 CPU) 10:40:01 tps rtps wtps dtps bread/s bwrtn/s bdscd/s 10:50:05 222.81 0.37 215.12 7.31 16.86 39342.09 122064.56 11:00:05 29.64 0.31 26.67 2.65 22.76 3646.80 20082.19 11:10:01 11.68 0.07 11.16 0.46 1.49 2057.98 126.62 Average: 88.46 0.25 84.72 3.49 13.73 15089.82 47666.36 10:40:01 kbmemfree kbavail kbmemused %memused kbbuffers kbcached kbcommit %commit kbactive kbinact kbdirty 10:50:05 995128 20549020 11604312 35.31 599408 18056632 17442548 51.44 4790856 23359452 396 11:00:05 317100 18783600 13258344 40.34 581664 17103824 19565720 57.70 4739780 24096708 13312 11:10:01 454540 18337696 13676896 41.62 581764 16557288 19925048 58.76 4610772 24096120 11768 Average: 588923 19223439 12846517 39.09 587612 17239248 18977772 55.96 4713803 23850760 8492 10:40:01 IFACE rxpck/s txpck/s rxkB/s txkB/s rxcmp/s txcmp/s rxmcst/s %ifutil 10:50:05 lo 0.65 0.65 0.05 0.05 0.00 0.00 0.00 0.00 10:50:05 ens3 232.23 130.39 1860.27 43.79 0.00 0.00 0.00 0.00 10:50:05 docker0 25.16 46.00 1.53 592.44 0.00 0.00 0.00 0.00 10:50:05 br-a3e46a60c5ab 0.30 0.27 0.01 0.02 0.00 0.00 0.00 0.00 10:50:05 veth292fce9 0.03 0.13 0.00 0.01 0.00 0.00 0.00 0.00 10:50:05 veth3de1ba5 0.03 0.13 0.00 0.01 0.00 0.00 0.00 0.00 10:50:05 veth7cd2135 0.02 0.11 0.00 0.01 0.00 0.00 0.00 0.00 10:50:05 veth8882920 25.66 25.80 7.57 6.24 0.00 0.00 0.00 0.00 10:50:05 veth6b17629 0.36 0.37 0.04 0.16 0.00 0.00 0.00 0.00 10:50:05 veth4283456 20.53 20.33 6.30 3.94 0.00 0.00 0.00 0.00 10:50:05 veth501c468 0.19 0.27 0.32 1.10 0.00 0.00 0.00 0.00 10:50:05 veth6f732de 1.30 1.07 0.18 1.13 0.00 0.00 0.00 0.00 11:00:05 lo 17.80 17.80 51.79 51.79 0.00 0.00 0.00 0.00 11:00:05 ens3 15.77 11.52 33.08 4.13 0.00 0.00 0.00 0.00 11:00:05 docker0 0.00 0.00 0.00 0.00 0.00 0.00 0.00 0.00 11:00:05 br-a3e46a60c5ab 17.59 20.56 10.10 73.22 0.00 0.00 0.00 0.00 11:00:05 veth292fce9 18.12 18.43 211.81 57.55 0.00 0.00 0.00 0.02 11:00:05 veth3de1ba5 0.10 0.10 0.01 0.03 0.00 0.00 0.00 0.00 11:00:05 veth7cd2135 27.98 31.09 10.15 283.46 0.00 0.00 0.00 0.02 11:00:05 veth8882920 107.65 117.15 71.61 56.65 0.00 0.00 0.00 0.01 11:00:05 veth6b17629 10.04 9.64 57.10 26.12 0.00 0.00 0.00 0.00 11:00:05 veth4283456 75.69 69.18 75.54 39.09 0.00 0.00 0.00 0.01 11:00:05 veth6f732de 47.77 44.09 20.44 35.30 0.00 0.00 0.00 0.00 11:10:01 lo 35.10 35.10 172.08 172.08 0.00 0.00 0.00 0.00 11:10:01 ens3 3.77 0.94 1.76 1.46 0.00 0.00 0.00 0.00 11:10:01 docker0 0.00 0.00 0.00 0.00 0.00 0.00 0.00 0.00 11:10:01 br-a3e46a60c5ab 30.96 42.11 35.91 138.70 0.00 0.00 0.00 0.00 11:10:01 veth292fce9 10.06 8.97 42.62 7.07 0.00 0.00 0.00 0.00 11:10:01 veth3de1ba5 0.00 0.00 0.00 0.00 0.00 0.00 0.00 0.00 11:10:01 veth7cd2135 35.79 46.85 36.09 179.76 0.00 0.00 0.00 0.01 11:10:01 veth8882920 63.00 69.43 49.10 23.82 0.00 0.00 0.00 0.00 11:10:01 veth6b17629 7.94 9.23 7.50 42.12 0.00 0.00 0.00 0.00 11:10:01 veth4283456 43.84 40.61 52.57 24.97 0.00 0.00 0.00 0.00 11:10:01 veth6f732de 31.65 28.35 13.95 26.46 0.00 0.00 0.00 0.00 Average: lo 17.78 17.78 74.31 74.31 0.00 0.00 0.00 0.00 Average: ens3 84.38 47.87 635.41 16.54 0.00 0.00 0.00 0.00 Average: docker0 8.44 15.43 0.51 198.66 0.00 0.00 0.00 0.00 Average: br-a3e46a60c5ab 16.22 20.90 15.27 70.37 0.00 0.00 0.00 0.00 Average: veth292fce9 9.38 9.16 84.72 21.53 0.00 0.00 0.00 0.01 Average: veth3de1ba5 0.04 0.07 0.00 0.01 0.00 0.00 0.00 0.00 Average: veth7cd2135 21.20 25.93 15.35 154.04 0.00 0.00 0.00 0.01 Average: veth8882920 65.36 70.70 42.68 28.87 0.00 0.00 0.00 0.00 Average: veth6b17629 6.10 6.39 21.53 22.72 0.00 0.00 0.00 0.00 Average: veth4283456 46.64 43.33 44.71 22.62 0.00 0.00 0.00 0.00 Average: veth6f732de 26.85 24.45 11.49 20.91 0.00 0.00 0.00 0.00 ---> sar -P ALL: Linux 5.15.0-181-generic (prd-ubuntu2204-docker-8c-8g-135) 07/22/26 _x86_64_ (8 CPU) 10:32:33 LINUX RESTART (8 CPU) 10:40:01 CPU %user %nice %system %iowait %steal %idle 10:50:05 all 16.35 0.02 2.70 0.68 0.08 80.17 10:50:05 0 17.62 0.03 2.73 0.49 0.08 79.05 10:50:05 1 17.02 0.01 2.55 0.82 0.08 79.51 10:50:05 2 15.15 0.01 2.62 0.96 0.08 81.19 10:50:05 3 19.20 0.02 2.94 0.68 0.09 77.07 10:50:05 4 18.48 0.02 2.87 0.53 0.08 78.03 10:50:05 5 15.30 0.03 2.53 0.61 0.07 81.46 10:50:05 6 13.59 0.05 2.79 0.65 0.08 82.85 10:50:05 7 14.45 0.02 2.57 0.70 0.07 82.19 11:00:05 all 10.82 0.01 1.86 0.23 0.09 86.98 11:00:05 0 10.67 0.01 1.97 0.10 0.09 87.16 11:00:05 1 9.65 0.01 2.01 0.30 0.10 87.93 11:00:05 2 11.12 0.01 1.86 0.13 0.09 86.79 11:00:05 3 10.89 0.01 1.99 0.19 0.10 86.82 11:00:05 4 11.07 0.02 1.79 0.16 0.09 86.87 11:00:05 5 11.03 0.00 1.68 0.14 0.09 87.06 11:00:05 6 11.07 0.00 1.81 0.17 0.09 86.85 11:00:05 7 11.03 0.00 1.80 0.69 0.10 86.39 11:10:01 all 8.15 0.00 1.82 0.05 0.09 89.90 11:10:01 0 7.93 0.00 1.94 0.03 0.09 90.02 11:10:01 1 9.02 0.00 1.78 0.05 0.10 89.04 11:10:01 2 8.19 0.00 2.00 0.03 0.10 89.68 11:10:01 3 7.80 0.00 1.79 0.08 0.09 90.24 11:10:01 4 8.20 0.00 1.84 0.04 0.09 89.83 11:10:01 5 8.46 0.00 1.85 0.03 0.09 89.57 11:10:01 6 7.82 0.00 1.68 0.05 0.08 90.37 11:10:01 7 7.75 0.00 1.67 0.05 0.08 90.44 Average: all 11.79 0.01 2.13 0.32 0.09 85.66 Average: 0 12.10 0.01 2.21 0.21 0.09 85.38 Average: 1 11.92 0.01 2.12 0.39 0.09 85.47 Average: 2 11.50 0.01 2.16 0.37 0.09 85.87 Average: 3 12.66 0.01 2.24 0.32 0.09 84.68 Average: 4 12.60 0.01 2.17 0.24 0.09 84.88 Average: 5 11.61 0.01 2.02 0.26 0.09 86.01 Average: 6 10.84 0.02 2.09 0.29 0.08 86.68 Average: 7 11.09 0.01 2.02 0.48 0.08 86.32