---> uname -a: Linux prd-ubuntu2204-docker-8c-8g-4654 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: 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 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 850 11775 4 19466 30769 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:4c:67:13 brd ff:ff:ff:ff:ff:ff altname enp0s3 inet 10.30.106.130/23 metric 100 brd 10.30.107.255 scope global dynamic ens3 valid_lft 84476sec preferred_lft 84476sec inet6 fe80::f816:3eff:fe4c:6713/64 scope link valid_lft forever preferred_lft forever 3: docker0: mtu 1458 qdisc noqueue state DOWN group default link/ether 7a:f3:7b:0b:0f:28 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::78f3:7bff:fe0b:f28/64 scope link valid_lft forever preferred_lft forever ---> sar -b -r -n DEV: Linux 5.15.0-190-generic (prd-ubuntu2204-docker-8c-8g-4654) 09/24/26 _x86_64_ (8 CPU) 12:00:43 LINUX RESTART (8 CPU) 12:10:00 tps rtps wtps dtps bread/s bwrtn/s bdscd/s 12:20:15 140.77 0.27 134.40 6.10 5.34 29944.69 20635.09 12:30:15 10.82 0.08 10.54 0.20 2.72 452.91 1890.71 Average: 76.63 0.18 73.26 3.19 4.05 15387.44 11382.79 12:10:00 kbmemfree kbavail kbmemused %memused kbbuffers kbcached kbcommit %commit kbactive kbinact kbdirty 12:20:15 765732 21327176 10822276 32.93 587940 19063204 17132332 50.52 4938732 23471488 780 12:30:15 307244 20333692 11810724 35.94 572048 18550616 18085540 53.33 4928892 23922160 408 Average: 536488 20830434 11316500 34.44 579994 18806910 17608936 51.93 4933812 23696824 594 12:10:00 IFACE rxpck/s txpck/s rxkB/s txkB/s rxcmp/s txcmp/s rxmcst/s %ifutil 12:20:15 lo 0.47 0.47 0.03 0.03 0.00 0.00 0.00 0.00 12:20:15 ens3 124.32 72.18 1875.99 14.35 0.00 0.00 0.00 0.00 12:20:15 docker0 19.41 38.17 1.09 516.19 0.00 0.00 0.00 0.00 12:20:15 br-5f6d53df94b6 0.30 0.26 0.01 0.02 0.00 0.00 0.00 0.00 12:20:15 veth8edbb99 57.79 61.30 25.81 31.75 0.00 0.00 0.00 0.00 12:20:15 veth5af0b84 0.04 0.12 0.00 0.01 0.00 0.00 0.00 0.00 12:20:15 veth3f0faab 0.02 0.11 0.00 0.01 0.00 0.00 0.00 0.00 12:20:15 veth8139401 0.04 0.12 0.00 0.01 0.00 0.00 0.00 0.00 12:20:15 veth889331c 0.45 0.41 0.05 0.24 0.00 0.00 0.00 0.00 12:20:15 vethd239195 57.22 53.17 43.29 22.57 0.00 0.00 0.00 0.00 12:20:15 veth5ba43a1 0.89 1.62 0.97 12.49 0.00 0.00 0.00 0.00 12:20:15 veth70c81e2 1.89 1.50 0.26 1.54 0.00 0.00 0.00 0.00 12:30:15 lo 10.35 10.35 56.61 56.61 0.00 0.00 0.00 0.00 12:30:15 ens3 10.53 8.91 3.22 3.94 0.00 0.00 0.00 0.00 12:30:15 docker0 0.00 0.00 0.00 0.00 0.00 0.00 0.00 0.00 12:30:15 br-5f6d53df94b6 6.00 5.49 55.57 1.17 0.00 0.00 0.00 0.00 12:30:15 veth8edbb99 268.58 278.94 225.36 143.28 0.00 0.00 0.00 0.02 12:30:15 veth5af0b84 0.23 0.20 0.02 0.08 0.00 0.00 0.00 0.00 12:30:15 veth3f0faab 0.00 0.00 0.00 0.00 0.00 0.00 0.00 0.00 12:30:15 veth8139401 0.00 0.00 0.00 0.00 0.00 0.00 0.00 0.00 12:30:15 veth889331c 0.40 0.20 0.07 0.35 0.00 0.00 0.00 0.00 12:30:15 vethd239195 122.47 113.37 103.80 81.27 0.00 0.00 0.00 0.01 12:30:15 veth70c81e2 165.33 163.75 98.78 148.25 0.00 0.00 0.00 0.01 Average: lo 5.34 5.34 27.96 27.96 0.00 0.00 0.00 0.00 Average: ens3 68.15 40.95 951.58 9.21 0.00 0.00 0.00 0.00 Average: docker0 9.83 19.33 0.55 261.40 0.00 0.00 0.00 0.00 Average: br-5f6d53df94b6 3.11 2.84 27.43 0.59 0.00 0.00 0.00 0.00 Average: veth8edbb99 161.83 168.73 124.31 86.80 0.00 0.00 0.00 0.01 Average: veth5af0b84 0.13 0.16 0.01 0.04 0.00 0.00 0.00 0.00 Average: veth3f0faab 0.01 0.06 0.00 0.00 0.00 0.00 0.00 0.00 Average: veth8139401 0.02 0.06 0.00 0.00 0.00 0.00 0.00 0.00 Average: veth889331c 0.42 0.31 0.06 0.29 0.00 0.00 0.00 0.00 Average: vethd239195 89.43 82.89 73.16 51.55 0.00 0.00 0.00 0.01 Average: veth70c81e2 82.56 81.58 48.89 73.96 0.00 0.00 0.00 0.01 ---> sar -P ALL: Linux 5.15.0-190-generic (prd-ubuntu2204-docker-8c-8g-4654) 09/24/26 _x86_64_ (8 CPU) 12:00:43 LINUX RESTART (8 CPU) 12:10:00 CPU %user %nice %system %iowait %steal %idle 12:20:15 all 11.46 0.03 2.67 0.67 0.01 85.16 12:20:15 0 10.99 0.02 2.84 0.82 0.01 85.32 12:20:15 1 10.71 0.01 2.64 0.42 0.01 86.21 12:20:15 2 11.03 0.04 2.57 0.91 0.01 85.44 12:20:15 3 12.55 0.01 2.93 0.79 0.01 83.71 12:20:15 4 11.47 0.02 2.68 0.80 0.01 85.02 12:20:15 5 11.97 0.03 2.75 0.52 0.01 84.72 12:20:15 6 12.49 0.04 2.63 0.65 0.01 84.19 12:20:15 7 10.50 0.04 2.35 0.46 0.01 86.64 12:30:15 all 7.07 0.00 1.64 0.04 0.01 91.24 12:30:15 0 7.50 0.00 2.05 0.02 0.01 90.42 12:30:15 1 7.35 0.00 1.80 0.03 0.01 90.82 12:30:15 2 5.71 0.00 1.61 0.12 0.01 92.56 12:30:15 3 7.10 0.00 1.67 0.02 0.01 91.20 12:30:15 4 6.96 0.00 1.49 0.03 0.01 91.51 12:30:15 5 7.32 0.00 1.63 0.02 0.01 91.03 12:30:15 6 7.70 0.00 1.50 0.02 0.01 90.76 12:30:15 7 6.91 0.00 1.40 0.03 0.01 91.66 Average: all 9.30 0.01 2.17 0.36 0.01 88.16 Average: 0 9.27 0.01 2.45 0.43 0.01 87.84 Average: 1 9.06 0.01 2.23 0.23 0.01 88.47 Average: 2 8.41 0.02 2.10 0.52 0.01 88.94 Average: 3 9.87 0.01 2.31 0.41 0.01 87.39 Average: 4 9.25 0.01 2.09 0.42 0.01 88.22 Average: 5 9.68 0.02 2.20 0.27 0.01 87.83 Average: 6 10.13 0.02 2.07 0.34 0.01 87.43 Average: 7 8.73 0.02 1.88 0.25 0.01 89.11