---> uname -a: Linux prd-ubuntu2204-docker-8c-8g-14228 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 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 849 14841 4 16401 30775 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:07:c0:d3 brd ff:ff:ff:ff:ff:ff altname enp0s3 inet 10.30.107.103/23 metric 100 brd 10.30.107.255 scope global dynamic ens3 valid_lft 83588sec preferred_lft 83588sec inet6 fe80::f816:3eff:fe07:c0d3/64 scope link valid_lft forever preferred_lft forever 3: docker0: mtu 1458 qdisc noqueue state DOWN group default link/ether d6:d9:71:b1:ec:a4 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::d4d9:71ff:feb1:eca4/64 scope link valid_lft forever preferred_lft forever ---> sar -b -r -n DEV: Linux 5.15.0-186-generic (prd-ubuntu2204-docker-8c-8g-14228) 07/31/26 _x86_64_ (8 CPU) 09:53:22 LINUX RESTART (8 CPU) 10:00:00 tps rtps wtps dtps bread/s bwrtn/s bdscd/s 10:10:01 243.42 0.47 233.85 9.10 22.55 45017.65 38451.90 10:20:14 48.46 0.36 22.48 25.63 23.98 3243.24 452843.61 10:30:06 11.65 0.07 10.76 0.82 1.95 1818.54 2578.05 10:40:01 28.97 5.25 19.86 3.86 250.18 2169.17 44918.50 Average: 83.39 1.53 71.89 9.97 74.24 13090.97 136882.87 10:00:00 kbmemfree kbavail kbmemused %memused kbbuffers kbcached kbcommit %commit kbactive kbinact kbdirty 10:10:01 2417024 21935348 10218952 31.10 595252 18031508 16729340 49.33 4764444 22031032 200 10:20:14 358116 18343252 13575512 41.31 580248 16750416 21275244 62.74 4825892 23955500 44324 10:30:06 315304 17884344 14034516 42.71 580168 16343348 21624428 63.77 4822356 24012880 13408 10:40:01 15189744 31510088 685116 2.08 583788 14874052 1603700 4.73 4628128 11354848 16140 Average: 4570047 22418258 9628524 29.30 584864 16499831 15308178 45.14 4760205 20338565 18518 10:00:00 IFACE rxpck/s txpck/s rxkB/s txkB/s rxcmp/s txcmp/s rxmcst/s %ifutil 10:10:01 lo 0.62 0.62 0.05 0.05 0.00 0.00 0.00 0.00 10:10:01 ens3 314.89 173.61 2251.04 62.03 0.00 0.00 0.00 0.00 10:10:01 docker0 20.75 38.02 1.21 676.95 0.00 0.00 0.00 0.00 10:10:01 br-103a144e8080 0.32 0.28 0.01 0.02 0.00 0.00 0.00 0.00 10:10:01 vethbdb47ee 0.04 0.13 0.00 0.01 0.00 0.00 0.00 0.00 10:10:01 veth1d79551 0.04 0.13 0.00 0.01 0.00 0.00 0.00 0.00 10:10:01 veth1658941 0.02 0.11 0.00 0.01 0.00 0.00 0.00 0.00 10:10:01 vethbec2bc4 0.24 0.28 0.02 0.02 0.00 0.00 0.00 0.00 10:10:01 vethf16d02a 7.36 7.19 4.75 1.36 0.00 0.00 0.00 0.00 10:10:01 veth2802c1b 1.62 1.59 0.17 1.00 0.00 0.00 0.00 0.00 10:10:01 veth28a55d1 0.01 0.04 0.00 0.00 0.00 0.00 0.00 0.00 10:10:01 veth2e62c91 0.88 0.76 0.12 0.85 0.00 0.00 0.00 0.00 10:20:14 lo 13.50 13.50 35.76 35.76 0.00 0.00 0.00 0.00 10:20:14 ens3 10.20 8.00 24.86 2.46 0.00 0.00 0.00 0.00 10:20:14 docker0 0.00 0.00 0.00 0.00 0.00 0.00 0.00 0.00 10:20:14 br-103a144e8080 13.97 15.72 6.80 53.05 0.00 0.00 0.00 0.00 10:20:14 vethbdb47ee 13.14 13.16 152.82 41.22 0.00 0.00 0.00 0.01 10:20:14 veth1d79551 0.10 0.09 0.01 0.03 0.00 0.00 0.00 0.00 10:20:14 veth1658941 21.48 23.30 6.39 204.78 0.00 0.00 0.00 0.02 10:20:14 vethbec2bc4 7.29 7.20 40.89 22.69 0.00 0.00 0.00 0.00 10:20:14 vethf16d02a 112.11 120.48 66.41 54.84 0.00 0.00 0.00 0.01 10:20:14 veth2802c1b 88.74 82.58 76.46 39.37 0.00 0.00 0.00 0.01 10:20:14 veth2e62c91 37.87 34.93 15.45 29.66 0.00 0.00 0.00 0.00 10:30:06 lo 36.92 36.92 176.12 176.12 0.00 0.00 0.00 0.00 10:30:06 ens3 2.82 2.04 4.04 1.28 0.00 0.00 0.00 0.00 10:30:06 docker0 0.00 0.00 0.00 0.00 0.00 0.00 0.00 0.00 10:30:06 br-103a144e8080 24.66 26.98 33.36 147.35 0.00 0.00 0.00 0.00 10:30:06 vethbdb47ee 13.37 12.00 69.53 14.56 0.00 0.00 0.00 0.01 10:30:06 veth1d79551 0.00 0.00 0.00 0.00 0.00 0.00 0.00 0.00 10:30:06 veth1658941 31.48 34.23 34.08 215.05 0.00 0.00 0.00 0.02 10:30:06 vethbec2bc4 9.45 10.46 14.92 43.47 0.00 0.00 0.00 0.00 10:30:06 vethf16d02a 72.27 79.49 55.34 28.46 0.00 0.00 0.00 0.00 10:30:06 veth2802c1b 43.54 40.36 53.19 21.85 0.00 0.00 0.00 0.00 10:30:06 veth2e62c91 42.35 38.22 18.84 36.16 0.00 0.00 0.00 0.00 10:40:01 lo 22.89 22.89 94.75 94.75 0.00 0.00 0.00 0.00 10:40:01 ens3 11.93 9.01 21.54 6.22 0.00 0.00 0.00 0.00 10:40:01 docker0 0.00 0.00 0.00 0.00 0.00 0.00 0.00 0.00 Average: lo 18.38 18.38 76.05 76.05 0.00 0.00 0.00 0.00 Average: ens3 85.14 48.27 576.60 18.02 0.00 0.00 0.00 0.00 Average: docker0 5.20 9.53 0.30 169.59 0.00 0.00 0.00 0.00 ---> sar -P ALL: Linux 5.15.0-186-generic (prd-ubuntu2204-docker-8c-8g-14228) 07/31/26 _x86_64_ (8 CPU) 09:53:22 LINUX RESTART (8 CPU) 10:00:00 CPU %user %nice %system %iowait %steal %idle 10:10:01 all 20.17 0.03 3.70 1.68 0.11 74.31 10:10:01 0 20.79 0.03 3.80 1.67 0.11 73.60 10:10:01 1 19.23 0.02 3.44 1.00 0.10 76.21 10:10:01 2 21.56 0.02 4.34 2.07 0.11 71.89 10:10:01 3 21.65 0.01 3.80 2.66 0.11 71.77 10:10:01 4 20.16 0.05 3.58 2.10 0.11 74.00 10:10:01 5 22.73 0.03 3.48 1.28 0.11 72.38 10:10:01 6 19.05 0.02 3.82 1.31 0.10 75.69 10:10:01 7 16.19 0.03 3.34 1.39 0.10 78.95 10:20:14 all 10.83 0.00 1.87 0.14 0.09 87.07 10:20:14 0 10.58 0.01 2.33 0.05 0.09 86.94 10:20:14 1 9.73 0.01 2.04 0.06 0.09 88.07 10:20:14 2 10.25 0.00 1.74 0.18 0.09 87.74 10:20:14 3 11.52 0.00 1.88 0.15 0.09 86.36 10:20:14 4 11.64 0.01 1.78 0.19 0.09 86.29 10:20:14 5 9.61 0.00 1.69 0.33 0.09 88.28 10:20:14 6 10.63 0.01 1.64 0.06 0.09 87.58 10:20:14 7 12.67 0.00 1.86 0.11 0.10 85.26 10:30:06 all 8.96 0.00 2.41 0.32 0.11 88.20 10:30:06 0 8.10 0.00 2.95 0.08 0.10 88.76 10:30:06 1 8.44 0.01 2.65 1.44 0.11 87.36 10:30:06 2 10.31 0.00 2.52 0.13 0.12 86.92 10:30:06 3 8.24 0.00 2.13 0.07 0.11 89.45 10:30:06 4 8.09 0.00 2.16 0.30 0.11 89.34 10:30:06 5 9.53 0.00 2.35 0.24 0.11 87.77 10:30:06 6 9.50 0.00 2.37 0.14 0.11 87.88 10:30:06 7 9.50 0.00 2.14 0.13 0.12 88.11 10:40:01 all 7.72 0.00 1.98 0.13 0.09 90.07 10:40:01 0 6.50 0.01 2.55 0.07 0.09 90.78 10:40:01 1 7.94 0.00 2.21 0.06 0.10 89.70 10:40:01 2 7.88 0.01 1.98 0.23 0.09 89.81 10:40:01 3 7.45 0.00 1.85 0.15 0.09 90.44 10:40:01 4 9.35 0.01 1.80 0.12 0.10 88.63 10:40:01 5 8.33 0.00 1.81 0.29 0.09 89.48 10:40:01 6 6.65 0.00 1.82 0.05 0.09 91.40 10:40:01 7 7.68 0.01 1.84 0.08 0.09 90.31 Average: all 11.92 0.01 2.49 0.57 0.10 84.91 Average: 0 11.49 0.01 2.90 0.46 0.10 85.03 Average: 1 11.33 0.01 2.58 0.63 0.10 85.34 Average: 2 12.49 0.01 2.64 0.65 0.10 84.10 Average: 3 12.22 0.00 2.41 0.76 0.10 84.51 Average: 4 12.32 0.02 2.33 0.68 0.10 84.56 Average: 5 12.55 0.01 2.33 0.53 0.10 84.48 Average: 6 11.47 0.01 2.41 0.39 0.10 85.63 Average: 7 11.53 0.01 2.29 0.43 0.10 85.64