---> uname -a: Linux prd-ubuntu2204-docker-8c-8g-17320 5.15.0-179-generic #189-Ubuntu SMP Tue May 5 18:20:56 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 nrip_save 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 25G 131G 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 864 14025 4 17201 30759 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:4e:80:db brd ff:ff:ff:ff:ff:ff altname enp0s3 inet 10.30.107.245/23 metric 100 brd 10.30.107.255 scope global dynamic ens3 valid_lft 83895sec preferred_lft 83895sec inet6 fe80::f816:3eff:fe4e:80db/64 scope link valid_lft forever preferred_lft forever 3: docker0: mtu 1458 qdisc noqueue state DOWN group default link/ether 36:4b:70:8b:25:f0 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::344b:70ff:fe8b:25f0/64 scope link valid_lft forever preferred_lft forever ---> sar -b -r -n DEV: Linux 5.15.0-179-generic (prd-ubuntu2204-docker-8c-8g-17320) 06/18/26 _x86_64_ (8 CPU) 06:35:16 LINUX RESTART (8 CPU) 06:40:01 tps rtps wtps dtps bread/s bwrtn/s bdscd/s 06:50:18 302.83 1.03 289.99 11.81 44.65 50037.05 65109.40 07:00:07 29.66 0.42 26.66 2.57 16.17 4209.14 14673.45 07:10:01 11.79 0.07 11.25 0.47 1.93 2381.68 1767.12 Average: 117.37 0.51 111.81 5.04 21.23 19309.61 27698.88 06:40:01 kbmemfree kbavail kbmemused %memused kbbuffers kbcached kbcommit %commit kbactive kbinact kbdirty 06:50:18 1659064 21352632 10798580 32.86 601432 18182072 16637404 49.06 4883940 22620848 1192 07:00:07 288276 19071052 12940104 39.38 582176 17427228 19678212 58.03 4992396 23827588 13388 07:10:01 314656 18721400 13263452 40.36 581884 17085464 19952516 58.84 4930308 23876856 252 Average: 753999 19715028 12334045 37.53 588497 17564921 18756044 55.31 4935548 23441764 4944 06:40:01 IFACE rxpck/s txpck/s rxkB/s txkB/s rxcmp/s txcmp/s rxmcst/s %ifutil 06:50:18 lo 0.80 0.80 0.07 0.07 0.00 0.00 0.00 0.00 06:50:18 ens3 363.38 221.49 2660.09 71.06 0.00 0.00 0.00 0.00 06:50:18 docker0 17.71 32.82 1.08 744.55 0.00 0.00 0.00 0.00 06:50:18 br-4a64f88bbbe1 0.27 0.25 0.01 0.02 0.00 0.00 0.00 0.00 06:50:18 veth6fd2f12 0.03 0.12 0.00 0.01 0.00 0.00 0.00 0.00 06:50:18 vethd03532f 0.03 0.12 0.00 0.01 0.00 0.00 0.00 0.00 06:50:18 veth49d1777 35.05 35.97 11.60 13.14 0.00 0.00 0.00 0.00 06:50:18 veth0e12712 0.02 0.11 0.00 0.01 0.00 0.00 0.00 0.00 06:50:18 veth6476162 0.15 0.19 0.02 0.10 0.00 0.00 0.00 0.00 06:50:18 vetha7929f9 31.25 29.96 16.48 8.52 0.00 0.00 0.00 0.00 06:50:18 veth039f08b 0.41 0.69 0.57 4.40 0.00 0.00 0.00 0.00 06:50:18 veth6ded169 0.86 0.75 0.12 0.86 0.00 0.00 0.00 0.00 07:00:07 lo 22.06 22.06 72.97 72.97 0.00 0.00 0.00 0.00 07:00:07 ens3 13.97 11.88 32.75 2.53 0.00 0.00 0.00 0.00 07:00:07 docker0 0.00 0.00 0.00 0.00 0.00 0.00 0.00 0.00 07:00:07 br-4a64f88bbbe1 19.31 22.41 13.66 91.26 0.00 0.00 0.00 0.00 07:00:07 veth6fd2f12 18.72 20.93 228.39 118.92 0.00 0.00 0.00 0.02 07:00:07 vethd03532f 0.10 0.10 0.01 0.03 0.00 0.00 0.00 0.00 07:00:07 veth49d1777 100.80 109.75 72.28 51.07 0.00 0.00 0.00 0.01 07:00:07 veth0e12712 30.24 33.28 13.25 317.84 0.00 0.00 0.00 0.03 07:00:07 veth6476162 12.58 10.54 118.55 38.04 0.00 0.00 0.00 0.01 07:00:07 vetha7929f9 66.36 60.67 78.42 35.92 0.00 0.00 0.00 0.01 07:00:07 veth6ded169 50.30 46.46 21.12 39.19 0.00 0.00 0.00 0.00 07:10:01 lo 35.99 35.99 170.67 170.67 0.00 0.00 0.00 0.00 07:10:01 ens3 1.09 0.77 0.33 0.63 0.00 0.00 0.00 0.00 07:10:01 docker0 0.00 0.00 0.00 0.00 0.00 0.00 0.00 0.00 07:10:01 br-4a64f88bbbe1 29.34 29.99 34.83 137.48 0.00 0.00 0.00 0.00 07:10:01 veth6fd2f12 9.48 10.11 44.18 44.06 0.00 0.00 0.00 0.00 07:10:01 vethd03532f 0.00 0.00 0.00 0.00 0.00 0.00 0.00 0.00 07:10:01 veth49d1777 61.41 67.69 46.12 23.15 0.00 0.00 0.00 0.00 07:10:01 veth0e12712 34.16 34.69 35.46 180.09 0.00 0.00 0.00 0.01 07:10:01 veth6476162 9.33 8.71 44.51 43.61 0.00 0.00 0.00 0.00 07:10:01 vetha7929f9 42.55 39.76 52.94 21.66 0.00 0.00 0.00 0.00 07:10:01 veth6ded169 31.29 27.93 13.96 26.86 0.00 0.00 0.00 0.00 Average: lo 19.37 19.37 80.21 80.21 0.00 0.00 0.00 0.00 Average: ens3 129.45 80.04 922.33 25.39 0.00 0.00 0.00 0.00 Average: docker0 6.07 11.24 0.37 255.13 0.00 0.00 0.00 0.00 Average: br-4a64f88bbbe1 16.09 17.32 15.96 75.24 0.00 0.00 0.00 0.00 Average: veth6fd2f12 9.27 10.23 89.37 53.48 0.00 0.00 0.00 0.01 Average: vethd03532f 0.04 0.07 0.00 0.01 0.00 0.00 0.00 0.00 Average: veth49d1777 65.28 70.60 42.86 28.87 0.00 0.00 0.00 0.00 Average: veth0e12712 21.18 22.38 16.04 163.50 0.00 0.00 0.00 0.01 Average: veth6476162 7.25 6.39 53.52 26.87 0.00 0.00 0.00 0.00 Average: vetha7929f9 46.47 43.25 48.79 21.83 0.00 0.00 0.00 0.00 Average: veth6ded169 27.09 24.69 11.56 21.99 0.00 0.00 0.00 0.00 ---> sar -P ALL: Linux 5.15.0-179-generic (prd-ubuntu2204-docker-8c-8g-17320) 06/18/26 _x86_64_ (8 CPU) 06:35:16 LINUX RESTART (8 CPU) 06:40:01 CPU %user %nice %system %iowait %steal %idle 06:50:18 all 26.62 0.02 3.58 0.75 0.08 68.95 06:50:18 0 27.77 0.00 3.51 0.50 0.07 68.14 06:50:18 1 26.97 0.01 3.51 0.75 0.08 68.68 06:50:18 2 25.29 0.02 3.68 0.65 0.08 70.29 06:50:18 3 25.66 0.02 3.70 0.69 0.08 69.84 06:50:18 4 28.29 0.03 3.82 0.93 0.08 66.85 06:50:18 5 24.21 0.01 3.64 1.21 0.08 70.85 06:50:18 6 28.03 0.04 3.69 0.61 0.08 67.55 06:50:18 7 26.75 0.03 3.08 0.69 0.07 69.38 07:00:07 all 10.26 0.01 1.95 0.13 0.08 87.59 07:00:07 0 10.02 0.01 2.00 0.14 0.08 87.76 07:00:07 1 9.71 0.01 2.02 0.09 0.08 88.09 07:00:07 2 11.49 0.01 2.05 0.26 0.08 86.13 07:00:07 3 11.41 0.01 1.91 0.06 0.07 86.53 07:00:07 4 10.10 0.00 1.85 0.09 0.08 87.89 07:00:07 5 9.18 0.01 1.86 0.15 0.08 88.73 07:00:07 6 9.21 0.00 1.93 0.18 0.08 88.59 07:00:07 7 10.93 0.00 1.96 0.04 0.07 86.99 07:10:01 all 7.81 0.00 1.88 0.04 0.08 90.19 07:10:01 0 7.86 0.00 1.88 0.02 0.08 90.17 07:10:01 1 7.81 0.00 1.91 0.04 0.08 90.16 07:10:01 2 8.05 0.00 1.80 0.05 0.08 90.02 07:10:01 3 8.13 0.00 1.84 0.02 0.08 89.94 07:10:01 4 7.98 0.00 1.93 0.02 0.08 89.98 07:10:01 5 8.52 0.00 2.06 0.08 0.08 89.26 07:10:01 6 7.27 0.00 1.83 0.03 0.07 90.80 07:10:01 7 6.90 0.00 1.80 0.04 0.08 91.18 Average: all 15.06 0.01 2.48 0.31 0.08 82.06 Average: 0 15.39 0.00 2.48 0.22 0.08 81.82 Average: 1 15.00 0.01 2.49 0.30 0.08 82.12 Average: 2 15.08 0.01 2.53 0.32 0.08 81.98 Average: 3 15.21 0.01 2.50 0.26 0.08 81.94 Average: 4 15.63 0.01 2.55 0.35 0.08 81.38 Average: 5 14.11 0.01 2.53 0.49 0.08 82.78 Average: 6 15.02 0.02 2.50 0.28 0.08 82.11 Average: 7 15.03 0.01 2.29 0.26 0.08 82.33