---> uname -a: Linux prd-ubuntu2204-docker-8c-8g-5323 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 869 13382 4 17839 30754 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:6e:ea:42 brd ff:ff:ff:ff:ff:ff altname enp0s3 inet 10.30.107.161/23 metric 100 brd 10.30.107.255 scope global dynamic ens3 valid_lft 83529sec preferred_lft 83529sec inet6 fe80::f816:3eff:fe6e:ea42/64 scope link valid_lft forever preferred_lft forever 3: docker0: mtu 1458 qdisc noqueue state DOWN group default link/ether 62:7d:a2:d7:9e:fd 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::607d:a2ff:fed7:9efd/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-5323) 09/26/26 _x86_64_ (8 CPU) 08:49:12 LINUX RESTART (8 CPU) 08:50:01 tps rtps wtps dtps bread/s bwrtn/s bdscd/s 09:00:00 570.46 5.24 546.63 18.58 550.25 63569.30 116099.10 09:10:05 101.04 0.24 95.79 5.00 4.93 15342.35 10770.93 09:20:03 27.74 0.22 25.57 1.95 6.35 4406.40 9325.63 09:30:00 35.36 0.10 9.24 26.02 1.51 1393.08 450045.65 Average: 183.59 1.45 169.28 12.86 140.55 21182.56 145970.11 08:50:01 kbmemfree kbavail kbmemused %memused kbbuffers kbcached kbcommit %commit kbactive kbinact kbdirty 09:00:00 10384756 28147448 4060104 12.35 541396 16432800 4317332 12.73 4400536 16467560 155712 09:10:05 602812 21279428 10852932 33.03 589640 19188536 17736564 52.30 5203796 23360532 9076 09:20:03 333824 19266824 12635480 38.45 575848 17700376 20518428 60.51 5231072 23545488 11556 09:30:00 312104 18922652 12971360 39.47 575964 17391308 20852812 61.49 5166308 23632580 11660 Average: 2908374 21904088 10129969 30.83 570712 17678255 15856284 46.76 5000428 21751540 47001 08:50:01 IFACE rxpck/s txpck/s rxkB/s txkB/s rxcmp/s txcmp/s rxmcst/s %ifutil 09:00:00 lo 2.55 2.55 0.70 0.70 0.00 0.00 0.00 0.00 09:00:00 ens3 459.09 273.57 4944.01 79.48 0.00 0.00 0.00 0.00 09:00:00 docker0 24.98 47.79 1.88 764.79 0.00 0.00 0.00 0.00 09:10:05 lo 0.52 0.52 0.19 0.19 0.00 0.00 0.00 0.00 09:10:05 ens3 77.54 37.87 1293.17 10.42 0.00 0.00 0.00 0.00 09:10:05 docker0 3.53 6.47 0.21 99.26 0.00 0.00 0.00 0.00 09:10:05 br-60a1ad4c8925 0.33 0.30 0.15 0.03 0.00 0.00 0.00 0.00 09:10:05 veth14f855a 0.03 0.13 0.00 0.01 0.00 0.00 0.00 0.00 09:10:05 veth51b90df 0.03 0.13 0.00 0.01 0.00 0.00 0.00 0.00 09:10:05 veth63675c9 68.25 72.19 36.18 36.99 0.00 0.00 0.00 0.00 09:10:05 veth115067e 0.46 0.41 0.06 0.27 0.00 0.00 0.00 0.00 09:10:05 veth8df814a 0.02 0.11 0.00 0.02 0.00 0.00 0.00 0.00 09:10:05 veth483d4b9 68.11 63.75 49.48 32.98 0.00 0.00 0.00 0.00 09:10:05 veth246fb4c 2.20 1.74 0.30 1.75 0.00 0.00 0.00 0.00 09:20:03 lo 26.54 26.54 103.25 103.25 0.00 0.00 0.00 0.00 09:20:03 ens3 6.15 5.67 14.54 1.16 0.00 0.00 0.00 0.00 09:20:03 docker0 0.00 0.00 0.00 0.00 0.00 0.00 0.00 0.00 09:20:03 br-60a1ad4c8925 24.66 31.03 19.79 99.44 0.00 0.00 0.00 0.00 09:20:03 veth14f855a 0.10 0.09 0.01 0.03 0.00 0.00 0.00 0.00 09:20:03 veth51b90df 18.46 17.97 180.65 47.70 0.00 0.00 0.00 0.01 09:20:03 veth63675c9 57.98 61.91 46.83 25.20 0.00 0.00 0.00 0.00 09:20:03 veth115067e 10.09 10.33 47.40 23.76 0.00 0.00 0.00 0.00 09:20:03 veth8df814a 35.18 41.70 19.65 278.30 0.00 0.00 0.00 0.02 09:20:03 veth483d4b9 30.02 27.18 31.73 13.34 0.00 0.00 0.00 0.00 09:20:03 veth246fb4c 37.26 36.33 18.39 35.64 0.00 0.00 0.00 0.00 09:30:00 lo 32.47 32.47 155.56 155.56 0.00 0.00 0.00 0.00 09:30:00 ens3 1.20 1.11 0.89 1.09 0.00 0.00 0.00 0.00 09:30:00 docker0 0.00 0.00 0.00 0.00 0.00 0.00 0.00 0.00 09:30:00 br-60a1ad4c8925 31.26 41.85 31.88 126.98 0.00 0.00 0.00 0.00 09:30:00 veth14f855a 0.00 0.00 0.00 0.00 0.00 0.00 0.00 0.00 09:30:00 veth51b90df 7.73 6.85 22.12 4.89 0.00 0.00 0.00 0.00 09:30:00 veth63675c9 51.09 55.48 50.45 20.81 0.00 0.00 0.00 0.00 09:30:00 veth115067e 6.41 7.16 5.29 21.83 0.00 0.00 0.00 0.00 09:30:00 veth8df814a 34.85 45.41 32.39 147.79 0.00 0.00 0.00 0.01 09:30:00 veth483d4b9 36.28 33.32 30.63 23.15 0.00 0.00 0.00 0.00 09:30:00 veth246fb4c 24.14 22.88 12.31 29.37 0.00 0.00 0.00 0.00 Average: lo 15.46 15.46 64.67 64.67 0.00 0.00 0.00 0.00 Average: ens3 135.98 79.53 1564.08 23.03 0.00 0.00 0.00 0.00 Average: docker0 7.13 13.56 0.52 215.93 0.00 0.00 0.00 0.00 Average: br-60a1ad4c8925 14.01 18.22 12.90 56.39 0.00 0.00 0.00 0.00 Average: veth14f855a 0.03 0.06 0.00 0.01 0.00 0.00 0.00 0.00 Average: veth51b90df 6.54 6.22 50.56 13.12 0.00 0.00 0.00 0.00 Average: veth63675c9 44.38 47.45 33.35 20.79 0.00 0.00 0.00 0.00 Average: veth115067e 4.23 4.46 13.15 11.42 0.00 0.00 0.00 0.00 Average: veth8df814a 17.45 21.72 12.96 106.18 0.00 0.00 0.00 0.01 Average: veth483d4b9 33.69 31.15 28.01 17.41 0.00 0.00 0.00 0.00 Average: veth246fb4c 15.85 15.19 7.72 16.64 0.00 0.00 0.00 0.00 ---> sar -P ALL: Linux 5.15.0-190-generic (prd-ubuntu2204-docker-8c-8g-5323) 09/26/26 _x86_64_ (8 CPU) 08:49:12 LINUX RESTART (8 CPU) 08:50:01 CPU %user %nice %system %iowait %steal %idle 09:00:00 all 40.85 0.00 5.74 1.30 0.03 52.08 09:00:00 0 37.54 0.00 5.87 1.31 0.02 55.25 09:00:00 1 44.94 0.00 5.95 2.07 0.03 47.01 09:00:00 2 39.37 0.00 5.71 1.66 0.03 53.23 09:00:00 3 44.18 0.00 6.34 1.20 0.03 48.24 09:00:00 4 39.97 0.00 5.25 0.91 0.02 53.84 09:00:00 5 38.96 0.00 5.47 1.37 0.02 54.18 09:00:00 6 40.43 0.00 5.37 0.97 0.03 53.20 09:00:00 7 41.45 0.00 6.00 0.88 0.02 51.65 09:10:05 all 10.99 0.02 2.16 0.48 0.01 86.34 09:10:05 0 10.98 0.03 2.37 0.38 0.00 86.24 09:10:05 1 10.92 0.02 2.15 0.26 0.01 86.64 09:10:05 2 11.41 0.02 2.14 0.29 0.01 86.13 09:10:05 3 11.05 0.03 2.10 0.20 0.01 86.61 09:10:05 4 10.29 0.02 2.13 0.45 0.01 87.09 09:10:05 5 10.63 0.01 2.11 1.28 0.01 85.96 09:10:05 6 11.24 0.03 2.32 0.74 0.01 85.66 09:10:05 7 11.38 0.03 1.91 0.25 0.01 86.43 09:20:03 all 9.88 0.01 2.54 0.15 0.01 87.42 09:20:03 0 9.16 0.01 3.37 0.11 0.01 87.34 09:20:03 1 10.03 0.00 2.67 0.14 0.01 87.15 09:20:03 2 10.15 0.00 2.62 0.14 0.01 87.08 09:20:03 3 10.13 0.01 2.34 0.09 0.01 87.42 09:20:03 4 10.02 0.00 2.38 0.19 0.01 87.40 09:20:03 5 9.94 0.01 2.41 0.26 0.01 87.38 09:20:03 6 9.46 0.01 2.26 0.10 0.01 88.15 09:20:03 7 10.15 0.01 2.24 0.16 0.01 87.43 09:30:00 all 8.08 0.00 2.39 0.07 0.01 89.45 09:30:00 0 7.28 0.00 3.11 0.04 0.01 89.56 09:30:00 1 8.29 0.00 2.92 0.07 0.01 88.71 09:30:00 2 8.10 0.00 2.45 0.04 0.01 89.40 09:30:00 3 7.78 0.00 2.04 0.03 0.01 90.13 09:30:00 4 8.34 0.00 2.06 0.16 0.01 89.42 09:30:00 5 8.62 0.00 2.27 0.15 0.01 88.95 09:30:00 6 8.04 0.00 2.10 0.05 0.01 89.80 09:30:00 7 8.18 0.00 2.18 0.03 0.01 89.61 Average: all 17.43 0.01 3.20 0.50 0.01 78.84 Average: 0 16.21 0.01 3.68 0.46 0.01 79.64 Average: 1 18.52 0.01 3.42 0.63 0.01 77.41 Average: 2 17.25 0.01 3.23 0.53 0.01 78.97 Average: 3 18.27 0.01 3.20 0.38 0.01 78.12 Average: 4 17.15 0.01 2.96 0.43 0.01 79.44 Average: 5 17.03 0.00 3.06 0.77 0.01 79.12 Average: 6 17.28 0.01 3.01 0.47 0.01 79.21 Average: 7 17.77 0.01 3.08 0.33 0.01 78.81