---> uname -a: Linux prd-ubuntu2204-docker-8c-8g-3858 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 844 12424 4 18823 30775 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:21:6e:a2 brd ff:ff:ff:ff:ff:ff altname enp0s3 inet 10.30.107.194/23 metric 100 brd 10.30.107.255 scope global dynamic ens3 valid_lft 84515sec preferred_lft 84515sec inet6 fe80::f816:3eff:fe21:6ea2/64 scope link valid_lft forever preferred_lft forever 3: docker0: mtu 1458 qdisc noqueue state DOWN group default link/ether 72:c7:d1:92:19:ee 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::70c7:d1ff:fe92:19ee/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-3858) 09/21/26 _x86_64_ (8 CPU) 10:03:44 LINUX RESTART (8 CPU) 10:10:37 tps rtps wtps dtps bread/s bwrtn/s bdscd/s 10:20:05 187.63 0.44 179.31 7.89 19.26 43018.36 41577.31 10:30:11 11.31 0.16 10.85 0.31 5.79 476.77 5376.62 Average: 96.64 0.29 92.37 3.97 12.31 21063.18 22894.59 10:10:37 kbmemfree kbavail kbmemused %memused kbbuffers kbcached kbcommit %commit kbactive kbinact kbdirty 10:20:05 721588 20726652 11425144 34.77 582028 18538920 17757140 52.36 4769216 23724128 888 10:30:11 234944 19737996 12413144 37.77 565640 18057272 18676544 55.08 4758368 24200544 376 Average: 478266 20232324 11919144 36.27 573834 18298096 18216842 53.72 4763792 23962336 632 10:10:37 IFACE rxpck/s txpck/s rxkB/s txkB/s rxcmp/s txcmp/s rxmcst/s %ifutil 10:20:05 lo 0.54 0.54 0.04 0.04 0.00 0.00 0.00 0.00 10:20:05 ens3 210.37 122.35 2261.66 36.99 0.00 0.00 0.00 0.00 10:20:05 docker0 26.30 49.96 1.45 635.31 0.00 0.00 0.00 0.00 10:20:05 br-2532407c9b17 0.32 0.27 0.01 0.02 0.00 0.00 0.00 0.00 10:20:05 vethd9538ad 0.04 0.13 0.00 0.01 0.00 0.00 0.00 0.00 10:20:05 vethf2eb589 0.41 0.41 0.04 0.19 0.00 0.00 0.00 0.00 10:20:05 veth35f8c75 30.88 31.36 9.06 8.17 0.00 0.00 0.00 0.00 10:20:05 veth352d18b 0.04 0.13 0.00 0.01 0.00 0.00 0.00 0.00 10:20:05 veth30ef363 0.02 0.11 0.00 0.01 0.00 0.00 0.00 0.00 10:20:05 veth3b4369f 25.86 25.42 8.83 5.17 0.00 0.00 0.00 0.00 10:20:05 vethd06d87f 0.25 0.38 0.38 1.74 0.00 0.00 0.00 0.00 10:20:05 veth4d2af25 1.59 1.30 0.21 1.33 0.00 0.00 0.00 0.00 10:30:11 lo 7.59 7.59 36.11 36.11 0.00 0.00 0.00 0.00 10:30:11 ens3 12.01 9.32 5.15 5.10 0.00 0.00 0.00 0.00 10:30:11 docker0 0.00 0.00 0.00 0.00 0.00 0.00 0.00 0.00 10:30:11 br-2532407c9b17 4.21 3.99 35.28 0.90 0.00 0.00 0.00 0.00 10:30:11 vethd9538ad 0.22 0.20 0.02 0.08 0.00 0.00 0.00 0.00 10:30:11 vethf2eb589 0.40 0.20 0.07 0.35 0.00 0.00 0.00 0.00 10:30:11 veth35f8c75 299.06 322.57 240.42 153.35 0.00 0.00 0.00 0.02 10:30:11 veth352d18b 0.00 0.00 0.00 0.00 0.00 0.00 0.00 0.00 10:30:11 veth30ef363 0.00 0.00 0.00 0.00 0.00 0.00 0.00 0.00 10:30:11 veth3b4369f 128.11 118.01 110.27 76.09 0.00 0.00 0.00 0.01 10:30:11 veth4d2af25 202.80 188.73 92.70 168.43 0.00 0.00 0.00 0.01 Average: lo 4.18 4.18 18.66 18.66 0.00 0.00 0.00 0.00 Average: ens3 108.00 64.02 1097.11 20.53 0.00 0.00 0.00 0.00 Average: docker0 12.73 24.18 0.70 307.43 0.00 0.00 0.00 0.00 Average: br-2532407c9b17 2.33 2.19 18.21 0.48 0.00 0.00 0.00 0.00 Average: vethd9538ad 0.13 0.17 0.01 0.05 0.00 0.00 0.00 0.00 Average: vethf2eb589 0.40 0.30 0.06 0.27 0.00 0.00 0.00 0.00 Average: veth35f8c75 169.28 181.65 128.47 83.10 0.00 0.00 0.00 0.01 Average: veth352d18b 0.02 0.06 0.00 0.00 0.00 0.00 0.00 0.00 Average: veth30ef363 0.01 0.05 0.00 0.00 0.00 0.00 0.00 0.00 Average: veth3b4369f 78.63 73.20 61.18 41.77 0.00 0.00 0.00 0.01 Average: veth4d2af25 105.43 98.03 47.95 87.57 0.00 0.00 0.00 0.01 ---> sar -P ALL: Linux 5.15.0-190-generic (prd-ubuntu2204-docker-8c-8g-3858) 09/21/26 _x86_64_ (8 CPU) 10:03:44 LINUX RESTART (8 CPU) 10:10:37 CPU %user %nice %system %iowait %steal %idle 10:20:05 all 15.88 0.02 2.99 0.73 0.01 80.36 10:20:05 0 15.41 0.01 3.17 0.91 0.01 80.49 10:20:05 1 15.28 0.03 3.03 0.54 0.01 81.11 10:20:05 2 15.30 0.02 2.90 0.64 0.01 81.13 10:20:05 3 16.50 0.02 2.68 0.56 0.01 80.23 10:20:05 4 16.68 0.02 3.09 0.45 0.01 79.74 10:20:05 5 16.75 0.03 3.02 1.30 0.01 78.89 10:20:05 6 15.04 0.03 3.01 0.45 0.01 81.47 10:20:05 7 16.10 0.01 3.03 1.03 0.01 79.82 10:30:11 all 7.25 0.00 1.51 0.03 0.01 91.20 10:30:11 0 6.91 0.00 1.91 0.02 0.01 91.15 10:30:11 1 6.27 0.00 1.65 0.02 0.01 92.05 10:30:11 2 8.07 0.00 1.62 0.02 0.01 90.28 10:30:11 3 7.45 0.00 1.43 0.02 0.01 91.09 10:30:11 4 7.35 0.00 1.32 0.01 0.01 91.32 10:30:11 5 7.06 0.00 1.43 0.05 0.01 91.45 10:30:11 6 7.24 0.00 1.36 0.07 0.01 91.33 10:30:11 7 7.64 0.00 1.38 0.03 0.01 90.94 Average: all 11.44 0.01 2.23 0.37 0.01 85.95 Average: 0 11.02 0.01 2.52 0.45 0.01 86.00 Average: 1 10.64 0.02 2.32 0.27 0.01 86.75 Average: 2 11.58 0.01 2.24 0.32 0.01 85.84 Average: 3 11.84 0.01 2.04 0.28 0.01 85.82 Average: 4 11.88 0.01 2.18 0.22 0.01 85.70 Average: 5 11.76 0.01 2.20 0.66 0.01 85.35 Average: 6 11.02 0.01 2.16 0.25 0.01 86.55 Average: 7 11.75 0.01 2.18 0.51 0.01 85.55