---> uname -a: Linux prd-ubuntu2204-docker-8c-8g-680 5.15.0-198-generic #208-Ubuntu SMP Fri Sep 4 10:22:38 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 24G 132G 16% / 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 858 18413 4 12820 30765 Swap: 1023 1 1022 ---> 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:d4:e6:99 brd ff:ff:ff:ff:ff:ff altname enp0s3 inet 10.30.107.108/23 metric 100 brd 10.30.107.255 scope global dynamic ens3 valid_lft 84984sec preferred_lft 84984sec inet6 fe80::f816:3eff:fed4:e699/64 scope link valid_lft forever preferred_lft forever 3: docker0: mtu 1458 qdisc noqueue state DOWN group default link/ether ba:26:d5:ae:1c:38 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::b826:d5ff:feae:1c38/64 scope link valid_lft forever preferred_lft forever ---> sar -b -r -n DEV: Linux 5.15.0-198-generic (prd-ubuntu2204-docker-8c-8g-680) 11/03/26 _x86_64_ (8 CPU) 14:08:29 LINUX RESTART (8 CPU) 14:10:01 tps rtps wtps dtps bread/s bwrtn/s bdscd/s 14:20:14 619.79 4.82 574.22 40.76 501.71 66745.05 548113.44 14:30:22 47.81 1.05 40.78 5.98 31.86 7346.90 116788.73 Average: 334.97 2.94 308.59 23.44 267.74 37167.54 333333.86 14:10:01 kbmemfree kbavail kbmemused %memused kbbuffers kbcached kbcommit %commit kbactive kbinact kbdirty 14:20:14 1156216 19822928 12335876 37.54 573260 17268560 18760968 55.32 4483816 23588168 764 14:30:22 4296052 17605984 14445984 43.96 552872 12117920 21199020 62.51 4205700 20781440 52516 Average: 2726134 18714456 13390930 40.75 563066 14693240 19979994 58.92 4344758 22184804 26640 14:10:01 IFACE rxpck/s txpck/s rxkB/s txkB/s rxcmp/s txcmp/s rxmcst/s %ifutil 14:20:14 lo 0.91 0.91 0.08 0.08 0.00 0.00 0.00 0.00 14:20:14 ens3 467.81 284.74 5103.12 81.56 0.00 0.00 0.00 0.00 14:20:14 docker0 37.88 61.20 2.13 854.35 0.00 0.00 0.00 0.00 14:20:14 br-f1bdace24e16 0.27 0.24 0.01 0.02 0.00 0.00 0.00 0.00 14:20:14 vethc333e00 0.06 0.14 0.01 0.02 0.00 0.00 0.00 0.00 14:20:14 vethd0b3e9c 0.02 0.11 0.00 0.01 0.00 0.00 0.00 0.00 14:20:14 veth9691237 0.03 0.12 0.00 0.01 0.00 0.00 0.00 0.00 14:20:14 veth09d8c6f 0.03 0.12 0.00 0.01 0.00 0.00 0.00 0.00 14:20:14 vethcd8a0f8 17.43 17.10 5.51 4.98 0.00 0.00 0.00 0.00 14:20:14 veth1404e3d 11.09 11.07 4.60 2.23 0.00 0.00 0.00 0.00 14:20:14 veth770ddd2 0.17 0.25 0.28 1.05 0.00 0.00 0.00 0.00 14:20:14 veth2527d52 0.35 0.37 0.05 0.53 0.00 0.00 0.00 0.00 14:30:22 lo 70.74 70.74 320.24 320.24 0.00 0.00 0.00 0.00 14:30:22 ens3 13.21 11.51 37.99 2.28 0.00 0.00 0.00 0.00 14:30:22 docker0 0.00 0.00 0.00 0.00 0.00 0.00 0.00 0.00 14:30:22 br-f1bdace24e16 62.64 69.42 86.15 274.46 0.00 0.00 0.00 0.00 14:30:22 vethc333e00 21.51 23.05 77.51 68.41 0.00 0.00 0.00 0.01 14:30:22 vethd0b3e9c 81.95 89.37 86.93 586.91 0.00 0.00 0.00 0.05 14:30:22 veth9691237 0.20 0.19 0.02 0.06 0.00 0.00 0.00 0.00 14:30:22 veth09d8c6f 36.26 34.58 316.46 77.67 0.00 0.00 0.00 0.03 14:30:22 vethcd8a0f8 137.20 144.36 97.38 77.07 0.00 0.00 0.00 0.01 14:30:22 veth1404e3d 98.65 90.57 125.84 63.03 0.00 0.00 0.00 0.01 14:30:22 veth2527d52 58.02 57.76 32.57 39.80 0.00 0.00 0.00 0.00 Average: lo 35.68 35.68 159.50 159.50 0.00 0.00 0.00 0.00 Average: ens3 241.44 148.68 2580.92 42.08 0.00 0.00 0.00 0.00 Average: docker0 19.02 30.72 1.07 428.92 0.00 0.00 0.00 0.00 Average: br-f1bdace24e16 31.33 34.69 42.91 136.68 0.00 0.00 0.00 0.00 Average: vethc333e00 10.74 11.55 38.60 34.08 0.00 0.00 0.00 0.00 Average: vethd0b3e9c 40.82 44.56 43.29 292.26 0.00 0.00 0.00 0.02 Average: veth9691237 0.12 0.15 0.01 0.03 0.00 0.00 0.00 0.00 Average: veth09d8c6f 18.07 17.28 157.58 38.68 0.00 0.00 0.00 0.01 Average: vethcd8a0f8 77.07 80.47 51.26 40.88 0.00 0.00 0.00 0.00 Average: veth1404e3d 54.69 50.65 64.97 32.51 0.00 0.00 0.00 0.01 Average: veth2527d52 29.07 28.95 16.24 20.08 0.00 0.00 0.00 0.00 ---> sar -P ALL: Linux 5.15.0-198-generic (prd-ubuntu2204-docker-8c-8g-680) 11/03/26 _x86_64_ (8 CPU) 14:08:29 LINUX RESTART (8 CPU) 14:10:01 CPU %user %nice %system %iowait %steal %idle 14:20:14 all 27.66 0.02 5.52 1.76 0.01 65.02 14:20:14 0 27.09 0.02 5.23 1.65 0.01 66.00 14:20:14 1 26.82 0.02 5.95 1.21 0.02 65.98 14:20:14 2 27.77 0.03 5.97 2.12 0.02 64.08 14:20:14 3 28.99 0.01 5.33 1.69 0.02 63.95 14:20:14 4 29.35 0.02 5.28 1.98 0.01 63.36 14:20:14 5 28.41 0.04 5.67 2.18 0.02 63.68 14:20:14 6 26.48 0.02 5.45 1.52 0.01 66.52 14:20:14 7 26.36 0.03 5.29 1.72 0.01 66.59 14:30:22 all 21.75 0.01 4.61 0.21 0.01 73.41 14:30:22 0 22.30 0.01 5.49 0.12 0.01 72.07 14:30:22 1 21.03 0.01 5.18 0.22 0.02 73.55 14:30:22 2 20.99 0.01 4.73 0.11 0.01 74.14 14:30:22 3 21.73 0.01 4.50 0.25 0.01 73.50 14:30:22 4 22.20 0.01 4.37 0.21 0.02 73.20 14:30:22 5 21.72 0.01 4.43 0.28 0.01 73.55 14:30:22 6 22.54 0.01 4.11 0.24 0.01 73.08 14:30:22 7 21.49 0.00 4.04 0.23 0.01 74.23 Average: all 24.72 0.02 5.07 0.99 0.01 69.20 Average: 0 24.70 0.02 5.36 0.89 0.01 69.03 Average: 1 23.93 0.01 5.57 0.71 0.02 69.76 Average: 2 24.39 0.02 5.36 1.12 0.01 69.09 Average: 3 25.37 0.01 4.92 0.97 0.01 68.71 Average: 4 25.79 0.01 4.83 1.09 0.02 68.26 Average: 5 25.08 0.02 5.05 1.24 0.02 68.60 Average: 6 24.52 0.01 4.79 0.88 0.01 69.78 Average: 7 23.94 0.01 4.67 0.98 0.01 70.39