---> uname -a: Linux prd-ubuntu2204-docker-8c-8g-13800 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: 5599.99 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 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 1018 11590 3 19483 30605 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:46:8e:39 brd ff:ff:ff:ff:ff:ff altname enp0s3 inet 10.30.106.200/23 metric 100 brd 10.30.107.255 scope global dynamic ens3 valid_lft 84531sec preferred_lft 84531sec inet6 fe80::f816:3eff:fe46:8e39/64 scope link valid_lft forever preferred_lft forever 3: docker0: mtu 1458 qdisc noqueue state DOWN group default link/ether 6a:1c:5e:af:c6:a1 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::681c:5eff:feaf:c6a1/64 scope link valid_lft forever preferred_lft forever ---> sar -b -r -n DEV: Linux 5.15.0-186-generic (prd-ubuntu2204-docker-8c-8g-13800) 08/20/26 _x86_64_ (8 CPU) 09:14:13 LINUX RESTART (8 CPU) 09:20:00 tps rtps wtps dtps bread/s bwrtn/s bdscd/s 09:30:16 247.52 0.50 237.21 9.80 24.38 47077.88 48345.07 09:40:33 11.90 0.16 11.41 0.33 5.63 490.29 2488.51 Average: 129.71 0.33 124.31 5.07 15.01 23784.27 25416.98 09:20:00 kbmemfree kbavail kbmemused %memused kbbuffers kbcached kbcommit %commit kbactive kbinact kbdirty 09:30:16 1157044 21519180 10631004 32.35 590572 18862804 16647000 49.09 4790792 23236676 836 09:40:33 252264 20396112 11753008 35.76 577208 18656232 17814260 52.53 4810248 24093716 892 Average: 704654 20957646 11192006 34.06 583890 18759518 17230630 50.81 4800520 23665196 864 09:20:00 IFACE rxpck/s txpck/s rxkB/s txkB/s rxcmp/s txcmp/s rxmcst/s %ifutil 09:30:16 lo 0.67 0.67 0.05 0.05 0.00 0.00 0.00 0.00 09:30:16 ens3 266.54 163.88 2691.91 52.65 0.00 0.00 0.00 0.00 09:30:16 docker0 15.04 31.41 0.90 706.00 0.00 0.00 0.00 0.00 09:30:16 br-7740b9311a50 0.29 0.26 0.01 0.02 0.00 0.00 0.00 0.00 09:30:16 vethc2f2345 0.02 0.11 0.00 0.01 0.00 0.00 0.00 0.00 09:30:16 vethcb4e03a 0.03 0.12 0.00 0.01 0.00 0.00 0.00 0.00 09:30:16 veth6aea4c5 29.02 29.83 8.68 8.27 0.00 0.00 0.00 0.00 09:30:16 veth6965827 0.04 0.13 0.00 0.01 0.00 0.00 0.00 0.00 09:30:16 vethdcfd264 0.36 0.36 0.04 0.17 0.00 0.00 0.00 0.00 09:30:16 veth28d7971 24.78 23.79 9.15 5.14 0.00 0.00 0.00 0.00 09:30:16 veth7205a09 0.25 0.39 0.36 1.89 0.00 0.00 0.00 0.00 09:30:16 veth1722670 1.35 1.11 0.18 1.17 0.00 0.00 0.00 0.00 09:40:33 lo 7.61 7.61 35.83 35.83 0.00 0.00 0.00 0.00 09:40:33 ens3 14.23 10.36 6.86 6.40 0.00 0.00 0.00 0.00 09:40:33 docker0 0.00 0.00 0.00 0.00 0.00 0.00 0.00 0.00 09:40:33 br-7740b9311a50 4.27 4.00 35.01 0.91 0.00 0.00 0.00 0.00 09:40:33 vethc2f2345 0.00 0.00 0.00 0.00 0.00 0.00 0.00 0.00 09:40:33 vethcb4e03a 0.22 0.20 0.02 0.08 0.00 0.00 0.00 0.00 09:40:33 veth6aea4c5 303.03 327.00 240.92 154.53 0.00 0.00 0.00 0.02 09:40:33 veth6965827 0.00 0.00 0.00 0.00 0.00 0.00 0.00 0.00 09:40:33 vethdcfd264 0.40 0.20 0.07 0.35 0.00 0.00 0.00 0.00 09:40:33 veth28d7971 127.91 117.54 108.61 76.01 0.00 0.00 0.00 0.01 09:40:33 veth1722670 207.37 193.09 94.81 169.03 0.00 0.00 0.00 0.01 Average: lo 4.14 4.14 17.94 17.94 0.00 0.00 0.00 0.00 Average: ens3 140.39 87.12 1349.40 29.53 0.00 0.00 0.00 0.00 Average: docker0 7.52 15.70 0.45 353.00 0.00 0.00 0.00 0.00 Average: br-7740b9311a50 2.28 2.13 17.51 0.46 0.00 0.00 0.00 0.00 Average: vethc2f2345 0.01 0.06 0.00 0.00 0.00 0.00 0.00 0.00 Average: vethcb4e03a 0.13 0.16 0.01 0.04 0.00 0.00 0.00 0.00 Average: veth6aea4c5 166.02 178.41 124.80 81.40 0.00 0.00 0.00 0.01 Average: veth6965827 0.02 0.07 0.00 0.00 0.00 0.00 0.00 0.00 Average: vethdcfd264 0.38 0.28 0.05 0.26 0.00 0.00 0.00 0.00 Average: veth28d7971 76.34 70.66 58.88 40.57 0.00 0.00 0.00 0.00 Average: veth1722670 104.36 97.10 47.50 85.10 0.00 0.00 0.00 0.01 ---> sar -P ALL: Linux 5.15.0-186-generic (prd-ubuntu2204-docker-8c-8g-13800) 08/20/26 _x86_64_ (8 CPU) 09:14:13 LINUX RESTART (8 CPU) 09:20:00 CPU %user %nice %system %iowait %steal %idle 09:30:16 all 20.15 0.02 3.16 0.82 0.08 75.78 09:30:16 0 21.46 0.02 3.33 1.29 0.08 73.81 09:30:16 1 20.25 0.01 3.28 0.66 0.08 75.72 09:30:16 2 20.93 0.04 3.15 0.73 0.08 75.07 09:30:16 3 22.02 0.01 3.42 0.85 0.07 73.62 09:30:16 4 17.09 0.00 3.00 0.54 0.08 79.29 09:30:16 5 19.69 0.03 2.98 0.80 0.08 76.43 09:30:16 6 19.86 0.01 3.16 0.97 0.08 75.92 09:30:16 7 19.88 0.03 2.95 0.68 0.08 76.38 09:40:33 all 7.28 0.00 1.46 0.50 0.08 90.68 09:40:33 0 7.93 0.00 1.90 0.12 0.08 89.97 09:40:33 1 6.77 0.00 1.66 0.51 0.09 90.96 09:40:33 2 8.48 0.00 1.49 1.94 0.08 88.01 09:40:33 3 6.69 0.00 1.36 0.67 0.09 91.19 09:40:33 4 8.30 0.00 1.38 0.04 0.08 90.20 09:40:33 5 6.66 0.00 1.31 0.08 0.08 91.88 09:40:33 6 6.34 0.00 1.31 0.52 0.09 91.74 09:40:33 7 7.07 0.00 1.23 0.08 0.08 91.53 Average: all 13.72 0.01 2.31 0.66 0.08 83.22 Average: 0 14.70 0.01 2.62 0.71 0.08 81.89 Average: 1 13.51 0.01 2.47 0.59 0.08 83.34 Average: 2 14.71 0.02 2.32 1.33 0.08 81.54 Average: 3 14.36 0.01 2.39 0.76 0.08 82.39 Average: 4 12.70 0.00 2.19 0.29 0.08 84.74 Average: 5 13.19 0.02 2.14 0.44 0.08 84.13 Average: 6 13.11 0.01 2.24 0.75 0.08 83.82 Average: 7 13.48 0.02 2.09 0.38 0.08 83.95