---> uname -a: Linux prd-ubuntu2204-docker-8c-8g-13391 5.15.0-186-generic #196-Ubuntu SMP Sat Jun 20 16:09:34 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: 5599.94 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 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 1028 15855 4 15208 30596 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:f7:42:12 brd ff:ff:ff:ff:ff:ff altname enp0s3 inet 10.30.107.227/23 metric 100 brd 10.30.107.255 scope global dynamic ens3 valid_lft 83603sec preferred_lft 83603sec inet6 fe80::f816:3eff:fef7:4212/64 scope link valid_lft forever preferred_lft forever 3: docker0: mtu 1458 qdisc noqueue state DOWN group default link/ether f2:ad:ee:13:8c:c6 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::f0ad:eeff:fe13:8cc6/64 scope link valid_lft forever preferred_lft forever ---> sar -b -r -n DEV: Linux 5.15.0-186-generic (prd-ubuntu2204-docker-8c-8g-13391) 08/18/26 _x86_64_ (8 CPU) 08:12:43 LINUX RESTART (8 CPU) 08:20:14 tps rtps wtps dtps bread/s bwrtn/s bdscd/s 08:30:14 194.15 0.49 186.27 7.39 20.31 40949.45 49438.29 08:40:12 27.55 0.54 25.04 1.97 27.72 4057.78 6692.67 08:50:02 10.38 0.09 9.89 0.39 2.26 1674.03 1749.34 Average: 77.79 0.38 74.14 3.27 16.83 15650.16 19404.76 08:20:14 kbmemfree kbavail kbmemused %memused kbbuffers kbcached kbcommit %commit kbactive kbinact kbdirty 08:30:14 247104 19637708 12514384 38.08 578780 17916464 18511524 54.59 4750912 24160356 1392 08:40:12 399552 16791440 15113392 45.99 578264 15197968 23013708 67.86 4702636 24069168 13396 08:50:02 310068 16376348 15523796 47.24 578552 14883720 23358948 68.88 4623660 24224096 1528 Average: 318908 17601832 14383857 43.77 578532 15999384 21628060 63.78 4692403 24151207 5439 08:20:14 IFACE rxpck/s txpck/s rxkB/s txkB/s rxcmp/s txcmp/s rxmcst/s %ifutil 08:30:14 lo 0.69 0.69 0.05 0.05 0.00 0.00 0.00 0.00 08:30:14 ens3 120.79 72.10 2179.95 12.32 0.00 0.00 0.00 0.00 08:30:14 docker0 13.80 28.59 0.82 600.03 0.00 0.00 0.00 0.00 08:30:14 br-112c80410aff 0.30 0.26 0.01 0.02 0.00 0.00 0.00 0.00 08:30:14 vethb630a85 0.04 0.13 0.00 0.01 0.00 0.00 0.00 0.00 08:30:14 vethdf2deb1 0.02 0.11 0.00 0.01 0.00 0.00 0.00 0.00 08:30:14 veth8df7b3e 0.04 0.13 0.00 0.01 0.00 0.00 0.00 0.00 08:30:14 veth2b06228 48.41 50.96 18.68 23.96 0.00 0.00 0.00 0.00 08:30:14 veth6b917bf 0.42 0.40 0.05 0.22 0.00 0.00 0.00 0.00 08:30:14 vethc88e393 46.45 43.45 32.71 15.28 0.00 0.00 0.00 0.00 08:30:14 veth776c60c 0.70 1.27 0.79 9.75 0.00 0.00 0.00 0.00 08:30:14 veth4b06b56 1.74 1.40 0.24 1.43 0.00 0.00 0.00 0.00 08:40:12 lo 21.33 21.33 80.19 80.19 0.00 0.00 0.00 0.00 08:40:12 ens3 5.62 5.19 6.38 1.30 0.00 0.00 0.00 0.00 08:40:12 docker0 0.00 0.00 0.00 0.00 0.00 0.00 0.00 0.00 08:40:12 br-112c80410aff 17.75 20.09 15.79 71.02 0.00 0.00 0.00 0.00 08:40:12 vethb630a85 0.10 0.10 0.01 0.03 0.00 0.00 0.00 0.00 08:40:12 vethdf2deb1 27.59 30.31 15.00 241.14 0.00 0.00 0.00 0.02 08:40:12 veth8df7b3e 17.82 17.50 171.92 47.90 0.00 0.00 0.00 0.01 08:40:12 veth2b06228 97.66 105.88 70.94 44.80 0.00 0.00 0.00 0.01 08:40:12 veth6b917bf 10.04 9.84 47.63 19.24 0.00 0.00 0.00 0.00 08:40:12 vethc88e393 53.66 50.01 44.23 29.29 0.00 0.00 0.00 0.00 08:40:12 veth4b06b56 58.10 53.51 25.29 44.43 0.00 0.00 0.00 0.00 08:50:02 lo 34.22 34.22 169.08 169.08 0.00 0.00 0.00 0.00 08:50:02 ens3 1.33 0.87 0.36 0.67 0.00 0.00 0.00 0.00 08:50:02 docker0 0.00 0.00 0.00 0.00 0.00 0.00 0.00 0.00 08:50:02 br-112c80410aff 30.20 32.73 33.47 137.60 0.00 0.00 0.00 0.00 08:50:02 vethb630a85 0.00 0.00 0.00 0.00 0.00 0.00 0.00 0.00 08:50:02 vethdf2deb1 34.07 36.18 33.51 157.55 0.00 0.00 0.00 0.01 08:50:02 veth8df7b3e 8.03 7.40 21.39 5.23 0.00 0.00 0.00 0.00 08:50:02 veth2b06228 63.96 70.37 50.26 23.98 0.00 0.00 0.00 0.00 08:50:02 veth6b917bf 6.90 7.65 5.67 20.89 0.00 0.00 0.00 0.00 08:50:02 vethc88e393 43.37 40.58 31.49 25.12 0.00 0.00 0.00 0.00 08:50:02 veth4b06b56 32.23 28.90 14.11 27.36 0.00 0.00 0.00 0.00 Average: lo 18.66 18.66 82.63 82.63 0.00 0.00 0.00 0.00 Average: ens3 42.85 26.22 733.73 4.79 0.00 0.00 0.00 0.00 Average: docker0 4.63 9.59 0.27 201.34 0.00 0.00 0.00 0.00 Average: br-112c80410aff 16.00 17.61 16.33 69.16 0.00 0.00 0.00 0.00 Average: vethb630a85 0.04 0.07 0.00 0.01 0.00 0.00 0.00 0.00 Average: vethdf2deb1 20.48 22.12 16.08 132.65 0.00 0.00 0.00 0.01 Average: veth8df7b3e 8.62 8.34 64.56 17.75 0.00 0.00 0.00 0.01 Average: veth2b06228 70.01 75.73 46.58 30.94 0.00 0.00 0.00 0.00 Average: veth6b917bf 5.78 5.95 17.82 13.40 0.00 0.00 0.00 0.00 Average: vethc88e393 47.85 44.69 36.16 23.21 0.00 0.00 0.00 0.00 Average: veth4b06b56 30.65 27.90 13.19 24.37 0.00 0.00 0.00 0.00 ---> sar -P ALL: Linux 5.15.0-186-generic (prd-ubuntu2204-docker-8c-8g-13391) 08/18/26 _x86_64_ (8 CPU) 08:12:43 LINUX RESTART (8 CPU) 08:20:14 CPU %user %nice %system %iowait %steal %idle 08:30:14 all 13.00 0.02 2.76 0.72 0.06 83.43 08:30:14 0 13.36 0.03 2.96 0.56 0.06 83.02 08:30:14 1 10.91 0.03 2.91 0.81 0.07 85.28 08:30:14 2 12.60 0.02 2.83 0.88 0.07 83.60 08:30:14 3 12.52 0.03 2.59 0.89 0.07 83.90 08:30:14 4 13.97 0.02 2.70 0.56 0.07 82.68 08:30:14 5 15.70 0.01 3.02 0.94 0.07 80.26 08:30:14 6 13.27 0.01 2.71 0.36 0.07 83.58 08:30:14 7 11.72 0.01 2.37 0.74 0.06 85.10 08:40:12 all 10.17 0.01 2.08 0.12 0.09 87.54 08:40:12 0 9.15 0.00 2.53 0.06 0.09 88.18 08:40:12 1 10.09 0.00 2.40 0.23 0.09 87.20 08:40:12 2 10.92 0.00 2.04 0.07 0.09 86.89 08:40:12 3 9.98 0.01 1.99 0.25 0.08 87.68 08:40:12 4 9.44 0.01 1.87 0.12 0.09 88.47 08:40:12 5 11.15 0.01 1.92 0.06 0.09 86.77 08:40:12 6 10.79 0.01 2.09 0.09 0.09 86.94 08:40:12 7 9.83 0.01 1.80 0.08 0.08 88.20 08:50:02 all 7.73 0.00 2.03 0.03 0.09 90.11 08:50:02 0 7.28 0.00 2.47 0.04 0.09 90.13 08:50:02 1 6.96 0.00 2.10 0.03 0.09 90.82 08:50:02 2 8.51 0.00 2.19 0.02 0.09 89.19 08:50:02 3 8.16 0.00 1.98 0.04 0.09 89.73 08:50:02 4 8.07 0.00 2.01 0.01 0.09 89.82 08:50:02 5 7.54 0.00 1.89 0.01 0.09 90.46 08:50:02 6 7.49 0.01 1.89 0.06 0.09 90.46 08:50:02 7 7.83 0.00 1.74 0.07 0.09 90.28 Average: all 10.31 0.01 2.29 0.29 0.08 87.01 Average: 0 9.94 0.01 2.65 0.22 0.08 87.10 Average: 1 9.33 0.01 2.47 0.36 0.08 87.75 Average: 2 10.69 0.01 2.36 0.32 0.08 86.55 Average: 3 10.23 0.01 2.19 0.40 0.08 87.09 Average: 4 10.51 0.01 2.19 0.23 0.08 86.97 Average: 5 11.48 0.01 2.28 0.34 0.08 85.81 Average: 6 10.53 0.01 2.23 0.17 0.08 86.98 Average: 7 9.80 0.01 1.97 0.30 0.08 87.84