---> uname -a: Linux prd-ubuntu2204-docker-8c-8g-1327 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: 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 881 13297 4 17913 30734 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:d7:80:a6 brd ff:ff:ff:ff:ff:ff altname enp0s3 inet 10.30.106.33/23 metric 100 brd 10.30.107.255 scope global dynamic ens3 valid_lft 83620sec preferred_lft 83620sec inet6 fe80::f816:3eff:fed7:80a6/64 scope link valid_lft forever preferred_lft forever 3: docker0: mtu 1458 qdisc noqueue state DOWN group default link/ether 8e:9f:0d:b5:81:49 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::8c9f:dff:feb5:8149/64 scope link valid_lft forever preferred_lft forever ---> sar -b -r -n DEV: Linux 5.15.0-194-generic (prd-ubuntu2204-docker-8c-8g-1327) 10/13/26 _x86_64_ (8 CPU) 13:50:53 LINUX RESTART (8 CPU) 14:00:00 tps rtps wtps dtps bread/s bwrtn/s bdscd/s 14:10:40 148.88 0.21 141.76 6.91 4.01 28181.18 219834.19 14:20:23 28.67 0.69 26.06 1.92 19.87 4253.70 20257.00 14:30:01 9.54 0.07 9.01 0.46 1.60 1529.75 437.05 Average: 65.23 0.32 61.69 3.22 8.37 11879.01 84790.92 14:00:00 kbmemfree kbavail kbmemused %memused kbbuffers kbcached kbcommit %commit kbactive kbinact kbdirty 14:10:40 1953208 22230568 9918400 30.18 588940 18785284 16280752 48.01 4829076 22404032 584 14:20:23 295128 19384396 12496872 38.03 573412 17877156 20421284 60.22 4840808 23988572 12348 14:30:01 351848 19175752 12732884 38.75 573128 17589580 20612764 60.78 4805436 23954512 12484 Average: 866728 20263572 11716052 35.65 578493 18084007 19104933 56.34 4825107 23449039 8472 14:00:00 IFACE rxpck/s txpck/s rxkB/s txkB/s rxcmp/s txcmp/s rxmcst/s %ifutil 14:10:40 lo 0.45 0.45 0.03 0.03 0.00 0.00 0.00 0.00 14:10:40 ens3 122.33 71.23 1806.10 13.19 0.00 0.00 0.00 0.00 14:10:40 docker0 20.98 41.33 1.16 497.97 0.00 0.00 0.00 0.00 14:10:40 br-8f11d33d54e5 0.27 0.24 0.01 0.02 0.00 0.00 0.00 0.00 14:10:40 veth160a501 0.43 0.40 0.05 0.24 0.00 0.00 0.00 0.00 14:10:40 vethaab9d3e 0.02 0.10 0.00 0.01 0.00 0.00 0.00 0.00 14:10:40 vethfae0b09 57.72 60.42 26.77 31.46 0.00 0.00 0.00 0.00 14:10:40 veth9b8a388 0.03 0.11 0.00 0.01 0.00 0.00 0.00 0.00 14:10:40 vetha66b08e 0.03 0.11 0.00 0.01 0.00 0.00 0.00 0.00 14:10:40 vethd23eb77 56.60 53.25 42.79 23.64 0.00 0.00 0.00 0.00 14:10:40 veth02ba6c0 0.87 1.61 0.99 12.23 0.00 0.00 0.00 0.00 14:10:40 vethbe963bc 1.92 1.50 0.26 1.54 0.00 0.00 0.00 0.00 14:20:23 lo 26.40 26.40 101.52 101.52 0.00 0.00 0.00 0.00 14:20:23 ens3 8.46 7.32 16.04 2.84 0.00 0.00 0.00 0.00 14:20:23 docker0 0.00 0.00 0.00 0.00 0.00 0.00 0.00 0.00 14:20:23 br-8f11d33d54e5 22.74 27.16 18.33 98.88 0.00 0.00 0.00 0.00 14:20:23 veth160a501 10.18 10.29 48.47 22.35 0.00 0.00 0.00 0.00 14:20:23 vethaab9d3e 32.33 36.81 17.92 280.39 0.00 0.00 0.00 0.02 14:20:23 vethfae0b09 66.32 70.50 58.37 29.53 0.00 0.00 0.00 0.00 14:20:23 veth9b8a388 0.10 0.10 0.01 0.03 0.00 0.00 0.00 0.00 14:20:23 vetha66b08e 17.47 17.24 183.32 48.72 0.00 0.00 0.00 0.02 14:20:23 vethd23eb77 37.40 34.28 34.71 21.63 0.00 0.00 0.00 0.00 14:20:23 vethbe963bc 38.63 37.68 18.90 39.14 0.00 0.00 0.00 0.00 14:30:01 lo 33.07 33.07 160.75 160.75 0.00 0.00 0.00 0.00 14:30:01 ens3 0.89 0.78 0.26 0.71 0.00 0.00 0.00 0.00 14:30:01 docker0 0.00 0.00 0.00 0.00 0.00 0.00 0.00 0.00 14:30:01 br-8f11d33d54e5 28.82 29.05 34.39 128.07 0.00 0.00 0.00 0.00 14:30:01 veth160a501 6.61 7.45 5.62 24.41 0.00 0.00 0.00 0.00 14:30:01 vethaab9d3e 32.60 32.81 34.93 151.60 0.00 0.00 0.00 0.01 14:30:01 vethfae0b09 53.52 57.72 55.33 21.48 0.00 0.00 0.00 0.00 14:30:01 veth9b8a388 0.00 0.00 0.00 0.00 0.00 0.00 0.00 0.00 14:30:01 vetha66b08e 8.10 7.14 24.87 5.23 0.00 0.00 0.00 0.00 14:30:01 vethd23eb77 37.15 34.16 33.34 23.70 0.00 0.00 0.00 0.00 14:30:01 vethbe963bc 25.62 24.55 12.78 33.75 0.00 0.00 0.00 0.00 Average: lo 19.32 19.32 84.49 84.49 0.00 0.00 0.00 0.00 Average: ens3 46.48 27.93 646.90 5.83 0.00 0.00 0.00 0.00 Average: docker0 7.45 14.68 0.41 176.91 0.00 0.00 0.00 0.00 Average: br-8f11d33d54e5 16.71 18.20 16.98 73.14 0.00 0.00 0.00 0.00 Average: veth160a501 5.57 5.86 17.50 15.16 0.00 0.00 0.00 0.00 Average: vethaab9d3e 20.94 22.48 17.02 139.40 0.00 0.00 0.00 0.01 Average: vethfae0b09 59.15 62.82 46.17 27.63 0.00 0.00 0.00 0.00 Average: veth9b8a388 0.04 0.07 0.00 0.01 0.00 0.00 0.00 0.00 Average: vetha66b08e 8.26 7.91 67.29 17.44 0.00 0.00 0.00 0.01 Average: vethd23eb77 44.14 40.98 37.14 23.01 0.00 0.00 0.00 0.00 Average: vethbe963bc 21.41 20.61 10.31 24.05 0.00 0.00 0.00 0.00 ---> sar -P ALL: Linux 5.15.0-194-generic (prd-ubuntu2204-docker-8c-8g-1327) 10/13/26 _x86_64_ (8 CPU) 13:50:53 LINUX RESTART (8 CPU) 14:00:00 CPU %user %nice %system %iowait %steal %idle 14:10:40 all 10.66 0.02 2.43 0.68 0.02 86.19 14:10:40 0 9.78 0.02 2.66 0.62 0.02 86.89 14:10:40 1 11.05 0.02 2.60 0.81 0.02 85.50 14:10:40 2 10.14 0.02 2.26 0.44 0.02 87.12 14:10:40 3 11.46 0.03 2.40 0.62 0.02 85.47 14:10:40 4 10.46 0.01 2.20 0.74 0.01 86.57 14:10:40 5 10.28 0.00 2.74 0.79 0.02 86.17 14:10:40 6 11.68 0.02 2.28 0.71 0.02 85.30 14:10:40 7 10.45 0.05 2.29 0.68 0.02 86.51 14:20:23 all 10.04 0.01 2.41 0.14 0.02 87.39 14:20:23 0 8.72 0.02 3.28 0.26 0.01 87.71 14:20:23 1 9.18 0.00 2.54 0.08 0.02 88.18 14:20:23 2 9.81 0.00 2.36 0.29 0.02 87.52 14:20:23 3 10.73 0.01 2.28 0.05 0.02 86.92 14:20:23 4 10.33 0.01 2.29 0.12 0.02 87.24 14:20:23 5 10.39 0.01 2.05 0.05 0.02 87.49 14:20:23 6 10.46 0.00 2.15 0.18 0.01 87.19 14:20:23 7 10.77 0.00 2.28 0.07 0.01 86.87 14:30:01 all 7.58 0.00 2.26 0.04 0.01 90.12 14:30:01 0 7.01 0.00 3.05 0.01 0.01 89.92 14:30:01 1 7.57 0.00 2.47 0.02 0.01 89.93 14:30:01 2 7.35 0.00 2.23 0.04 0.02 90.37 14:30:01 3 7.66 0.00 1.97 0.03 0.02 90.32 14:30:01 4 8.32 0.00 2.16 0.01 0.01 89.49 14:30:01 5 7.95 0.00 2.11 0.02 0.01 89.91 14:30:01 6 7.45 0.00 2.02 0.06 0.01 90.46 14:30:01 7 7.29 0.00 2.05 0.09 0.01 90.55 Average: all 9.47 0.01 2.37 0.30 0.02 87.84 Average: 0 8.54 0.01 2.99 0.31 0.01 88.13 Average: 1 9.33 0.01 2.54 0.32 0.02 87.79 Average: 2 9.14 0.01 2.28 0.26 0.02 88.29 Average: 3 10.01 0.01 2.22 0.25 0.02 87.50 Average: 4 9.73 0.01 2.22 0.30 0.01 87.73 Average: 5 9.57 0.00 2.31 0.30 0.02 87.80 Average: 6 9.93 0.01 2.15 0.33 0.01 87.57 Average: 7 9.54 0.02 2.21 0.29 0.02 87.93