---> uname -a: Linux prd-ubuntu2204-docker-8c-8g-2858 5.15.0-194-generic #204-Ubuntu SMP Wed Sep 2 13:09:23 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 870 15991 4 15230 30745 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:d0:2e:b1 brd ff:ff:ff:ff:ff:ff altname enp0s3 inet 10.30.106.163/23 metric 100 brd 10.30.107.255 scope global dynamic ens3 valid_lft 84359sec preferred_lft 84359sec inet6 fe80::f816:3eff:fed0:2eb1/64 scope link valid_lft forever preferred_lft forever 3: docker0: mtu 1458 qdisc noqueue state DOWN group default link/ether 1e:f9:09:a5:b0:41 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::1cf9:9ff:fea5:b041/64 scope link valid_lft forever preferred_lft forever ---> sar -b -r -n DEV: Linux 5.15.0-194-generic (prd-ubuntu2204-docker-8c-8g-2858) 10/18/26 _x86_64_ (8 CPU) 13:53:36 LINUX RESTART (8 CPU) 14:00:05 tps rtps wtps dtps bread/s bwrtn/s bdscd/s 14:10:01 254.24 0.66 242.79 10.80 30.48 49548.71 123495.95 14:20:08 47.33 0.35 42.91 4.07 12.75 7634.68 19892.59 Average: 149.83 0.50 141.92 7.40 21.53 28397.00 71213.03 14:00:05 kbmemfree kbavail kbmemused %memused kbbuffers kbcached kbcommit %commit kbactive kbinact kbdirty 14:10:01 2011632 22169936 9979428 30.37 592132 18666744 16433972 48.46 4801152 22368976 516 14:20:08 444632 16530576 14666584 44.63 576268 15594132 25262196 74.50 4652632 24022080 24020 Average: 1228132 19350256 12323006 37.50 584200 17130438 20848084 61.48 4726892 23195528 12268 14:00:05 IFACE rxpck/s txpck/s rxkB/s txkB/s rxcmp/s txcmp/s rxmcst/s %ifutil 14:10:01 lo 2.16 2.16 0.64 0.64 0.00 0.00 0.00 0.00 14:10:01 ens3 302.51 176.40 3200.53 56.93 0.00 0.00 0.00 0.00 14:10:01 docker0 26.12 48.61 1.91 740.99 0.00 0.00 0.00 0.00 14:10:01 br-6b4d45a19122 0.29 0.26 0.01 0.02 0.00 0.00 0.00 0.00 14:10:01 veth0a100b4 7.85 8.14 4.98 1.55 0.00 0.00 0.00 0.00 14:10:01 vethc36961e 0.02 0.12 0.00 0.01 0.00 0.00 0.00 0.00 14:10:01 veth429b04d 0.03 0.12 0.00 0.01 0.00 0.00 0.00 0.00 14:10:01 veth53304bf 0.04 0.13 0.00 0.01 0.00 0.00 0.00 0.00 14:10:01 veth2b94867 0.30 0.33 0.03 0.12 0.00 0.00 0.00 0.00 14:10:01 veth73a011a 2.76 2.39 0.50 1.14 0.00 0.00 0.00 0.00 14:10:01 vethb01f8ef 0.08 0.16 0.03 0.04 0.00 0.00 0.00 0.00 14:10:01 vethbeb84ec 1.01 0.85 0.14 0.97 0.00 0.00 0.00 0.00 14:20:08 lo 61.93 61.93 280.27 280.27 0.00 0.00 0.00 0.00 14:20:08 ens3 12.98 10.66 34.07 2.53 0.00 0.00 0.00 0.00 14:20:08 docker0 0.00 0.00 0.00 0.00 0.00 0.00 0.00 0.00 14:20:08 br-6b4d45a19122 54.75 65.29 63.05 253.20 0.00 0.00 0.00 0.00 14:20:08 veth0a100b4 139.04 145.70 92.07 76.11 0.00 0.00 0.00 0.01 14:20:08 vethc36961e 70.95 82.13 63.90 520.94 0.00 0.00 0.00 0.04 14:20:08 veth429b04d 0.10 0.10 0.01 0.03 0.00 0.00 0.00 0.00 14:20:08 veth53304bf 29.44 28.88 270.82 69.92 0.00 0.00 0.00 0.02 14:20:08 veth2b94867 17.29 17.42 69.62 45.32 0.00 0.00 0.00 0.01 14:20:08 veth73a011a 107.45 99.99 106.47 60.44 0.00 0.00 0.00 0.01 14:20:08 vethbeb84ec 48.02 47.96 28.89 36.44 0.00 0.00 0.00 0.00 Average: lo 32.32 32.32 141.76 141.76 0.00 0.00 0.00 0.00 Average: ens3 156.40 92.76 1602.59 29.47 0.00 0.00 0.00 0.00 Average: docker0 12.94 24.08 0.95 367.06 0.00 0.00 0.00 0.00 Average: br-6b4d45a19122 27.78 33.08 31.83 127.78 0.00 0.00 0.00 0.00 Average: veth0a100b4 74.05 77.56 48.93 39.17 0.00 0.00 0.00 0.00 Average: vethc36961e 35.81 41.51 32.25 262.89 0.00 0.00 0.00 0.02 Average: veth429b04d 0.07 0.11 0.01 0.02 0.00 0.00 0.00 0.00 Average: veth53304bf 14.87 14.64 136.67 35.29 0.00 0.00 0.00 0.01 Average: veth2b94867 8.87 8.96 35.15 22.93 0.00 0.00 0.00 0.00 Average: veth73a011a 55.59 51.64 53.98 31.07 0.00 0.00 0.00 0.00 Average: vethbeb84ec 24.73 24.63 14.65 18.87 0.00 0.00 0.00 0.00 ---> sar -P ALL: Linux 5.15.0-194-generic (prd-ubuntu2204-docker-8c-8g-2858) 10/18/26 _x86_64_ (8 CPU) 13:53:36 LINUX RESTART (8 CPU) 14:00:05 CPU %user %nice %system %iowait %steal %idle 14:10:01 all 22.80 0.03 3.64 1.45 0.02 72.06 14:10:01 0 22.37 0.02 3.80 2.26 0.02 71.54 14:10:01 1 22.06 0.05 3.85 1.43 0.02 72.58 14:10:01 2 22.68 0.03 3.62 1.00 0.02 72.65 14:10:01 3 25.45 0.02 3.34 1.26 0.02 69.92 14:10:01 4 20.39 0.03 3.46 1.19 0.02 74.90 14:10:01 5 23.20 0.03 3.85 1.17 0.02 71.73 14:10:01 6 24.09 0.03 3.95 1.94 0.02 69.97 14:10:01 7 22.19 0.01 3.26 1.31 0.02 73.22 14:20:08 all 21.55 0.01 4.38 0.18 0.02 73.87 14:20:08 0 21.64 0.00 5.50 0.14 0.02 72.70 14:20:08 1 20.78 0.01 4.77 0.16 0.02 74.26 14:20:08 2 21.63 0.00 4.50 0.15 0.02 73.71 14:20:08 3 21.79 0.01 4.18 0.14 0.02 73.85 14:20:08 4 22.18 0.00 4.09 0.15 0.02 73.57 14:20:08 5 21.03 0.01 3.98 0.19 0.02 74.78 14:20:08 6 22.18 0.02 4.08 0.24 0.02 73.46 14:20:08 7 21.18 0.00 3.92 0.26 0.01 74.62 Average: all 22.17 0.02 4.01 0.81 0.02 72.97 Average: 0 22.00 0.01 4.66 1.19 0.02 72.12 Average: 1 21.41 0.03 4.32 0.79 0.02 73.43 Average: 2 22.15 0.02 4.06 0.57 0.02 73.19 Average: 3 23.61 0.02 3.76 0.69 0.02 71.90 Average: 4 21.29 0.02 3.78 0.67 0.02 74.23 Average: 5 22.11 0.02 3.92 0.67 0.02 73.27 Average: 6 23.13 0.02 4.01 1.08 0.02 71.73 Average: 7 21.68 0.01 3.59 0.78 0.02 73.92