---> uname -a: Linux prd-ubuntu2204-docker-8c-8g-1571 5.15.0-171-generic #181-Ubuntu SMP Fri Feb 6 22:44:50 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 871 12303 4 18917 30753 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:14:2f:2e brd ff:ff:ff:ff:ff:ff altname enp0s3 inet 10.30.107.181/23 metric 100 brd 10.30.107.255 scope global dynamic ens3 valid_lft 84037sec preferred_lft 84037sec inet6 fe80::f816:3eff:fe14:2f2e/64 scope link valid_lft forever preferred_lft forever 3: docker0: mtu 1458 qdisc noqueue state DOWN group default link/ether 8a:10:8d:cf:ef:a7 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::8810:8dff:fecf:efa7/64 scope link valid_lft forever preferred_lft forever ---> sar -b -r -n DEV: Linux 5.15.0-171-generic (prd-ubuntu2204-docker-8c-8g-1571) 03/31/26 _x86_64_ (8 CPU) 12:54:21 LINUX RESTART (8 CPU) 13:00:07 tps rtps wtps dtps bread/s bwrtn/s bdscd/s 13:10:01 389.08 0.76 379.09 9.22 21.10 50306.32 68334.61 13:20:07 98.55 0.09 95.34 3.12 12.04 14846.80 4960.06 13:30:07 10.53 0.12 10.18 0.22 5.11 475.63 2256.32 Average: 165.06 0.32 160.57 4.17 12.72 21755.49 24967.84 13:00:07 kbmemfree kbavail kbmemused %memused kbbuffers kbcached kbcommit %commit kbactive kbinact kbdirty 13:10:01 11069480 28142720 4070604 12.39 538176 15790508 4173976 12.31 4380272 15870024 116092 13:20:07 2399340 21833148 10320412 31.40 592664 17973056 15790412 46.56 4774344 22016780 644 13:30:07 1149512 20677548 11475048 34.92 593200 18062056 16875776 49.76 4817408 23222600 624 Average: 4872777 23551139 8622021 26.24 574680 17275207 12280055 36.21 4657341 20369801 39120 13:00:07 IFACE rxpck/s txpck/s rxkB/s txkB/s rxcmp/s txcmp/s rxmcst/s %ifutil 13:10:01 lo 0.34 0.34 0.05 0.05 0.00 0.00 0.00 0.00 13:10:01 ens3 320.13 191.48 1697.16 77.19 0.00 0.00 0.00 0.00 13:10:01 docker0 18.04 31.64 1.09 691.41 0.00 0.00 0.00 0.00 13:20:07 lo 0.53 0.53 0.06 0.06 0.00 0.00 0.00 0.00 13:20:07 ens3 49.43 39.74 915.83 10.92 0.00 0.00 0.00 0.00 13:20:07 docker0 0.00 0.00 0.00 0.00 0.00 0.00 0.00 0.00 13:20:07 br-d3590f814e75 0.29 0.26 0.01 0.02 0.00 0.00 0.00 0.00 13:20:07 veth15d94f7 0.03 0.13 0.00 0.01 0.00 0.00 0.00 0.00 13:20:07 veth58904da 0.03 0.13 0.00 0.01 0.00 0.00 0.00 0.00 13:20:07 veth46b3d47 0.02 0.11 0.00 0.01 0.00 0.00 0.00 0.00 13:20:07 veth8fb557e 0.43 0.40 0.05 0.23 0.00 0.00 0.00 0.00 13:20:07 veth44d6188 56.13 58.92 23.99 30.13 0.00 0.00 0.00 0.00 13:20:07 vethe118dbc 54.75 51.51 41.32 20.70 0.00 0.00 0.00 0.00 13:20:07 veth29f9986 0.87 1.56 0.91 12.16 0.00 0.00 0.00 0.00 13:20:07 veth4068680 1.76 1.40 0.24 1.46 0.00 0.00 0.00 0.00 13:30:07 lo 9.50 9.50 39.93 39.93 0.00 0.00 0.00 0.00 13:30:07 ens3 23.87 15.28 8.57 7.89 0.00 0.00 0.00 0.00 13:30:07 docker0 0.00 0.00 0.00 0.00 0.00 0.00 0.00 0.00 13:30:07 br-d3590f814e75 5.15 4.99 38.92 1.11 0.00 0.00 0.00 0.00 13:30:07 veth15d94f7 0.23 0.20 0.02 0.08 0.00 0.00 0.00 0.00 13:30:07 veth58904da 0.00 0.01 0.00 0.00 0.00 0.00 0.00 0.00 13:30:07 veth46b3d47 0.00 0.01 0.00 0.00 0.00 0.00 0.00 0.00 13:30:07 veth8fb557e 0.40 0.21 0.07 0.35 0.00 0.00 0.00 0.00 13:30:07 veth44d6188 329.31 355.05 265.69 157.89 0.00 0.00 0.00 0.02 13:30:07 vethe118dbc 115.38 106.74 87.45 71.11 0.00 0.00 0.00 0.01 13:30:07 veth4068680 247.77 230.68 113.61 198.78 0.00 0.00 0.00 0.02 Average: lo 3.46 3.46 13.35 13.35 0.00 0.00 0.00 0.00 Average: ens3 130.22 81.65 871.19 31.77 0.00 0.00 0.00 0.00 Average: docker0 5.95 10.44 0.36 228.11 0.00 0.00 0.00 0.00 Average: br-d3590f814e75 1.82 1.75 12.98 0.38 0.00 0.00 0.00 0.00 Average: veth15d94f7 0.09 0.11 0.01 0.03 0.00 0.00 0.00 0.00 Average: veth58904da 0.01 0.04 0.00 0.00 0.00 0.00 0.00 0.00 Average: veth46b3d47 0.01 0.04 0.00 0.00 0.00 0.00 0.00 0.00 Average: veth8fb557e 0.28 0.20 0.04 0.19 0.00 0.00 0.00 0.00 Average: veth44d6188 128.67 138.19 96.64 62.78 0.00 0.00 0.00 0.01 Average: vethe118dbc 56.90 52.92 43.07 30.67 0.00 0.00 0.00 0.00 Average: veth4068680 83.18 77.36 37.95 66.75 0.00 0.00 0.00 0.01 ---> sar -P ALL: Linux 5.15.0-171-generic (prd-ubuntu2204-docker-8c-8g-1571) 03/31/26 _x86_64_ (8 CPU) 12:54:21 LINUX RESTART (8 CPU) 13:00:07 CPU %user %nice %system %iowait %steal %idle 13:10:01 all 23.01 0.00 3.18 13.36 0.10 60.35 13:10:01 0 21.48 0.00 2.75 4.40 0.10 71.28 13:10:01 1 24.04 0.00 3.11 6.38 0.09 66.37 13:10:01 2 23.51 0.00 3.12 15.48 0.10 57.79 13:10:01 3 23.34 0.00 3.38 24.84 0.11 48.34 13:10:01 4 19.56 0.00 3.44 24.01 0.10 52.88 13:10:01 5 25.06 0.00 3.24 4.80 0.10 66.80 13:10:01 6 24.32 0.00 3.07 9.02 0.09 63.50 13:10:01 7 22.78 0.00 3.35 18.01 0.09 55.77 13:20:07 all 9.39 0.02 1.32 2.01 0.07 87.18 13:20:07 0 9.39 0.01 1.64 2.08 0.07 86.80 13:20:07 1 9.36 0.02 1.32 2.56 0.07 86.67 13:20:07 2 8.25 0.04 1.23 1.08 0.06 89.34 13:20:07 3 10.04 0.03 1.49 3.34 0.07 85.03 13:20:07 4 8.96 0.03 1.18 1.35 0.07 88.42 13:20:07 5 9.10 0.02 1.33 0.80 0.07 88.68 13:20:07 6 11.00 0.02 1.20 3.41 0.06 84.31 13:20:07 7 9.06 0.01 1.20 1.50 0.06 88.18 13:30:07 all 7.30 0.00 1.28 0.20 0.08 91.14 13:30:07 0 7.34 0.00 1.44 0.69 0.08 90.46 13:30:07 1 6.77 0.00 1.47 0.05 0.09 91.61 13:30:07 2 8.65 0.00 1.36 0.10 0.08 89.81 13:30:07 3 7.28 0.00 1.36 0.14 0.09 91.14 13:30:07 4 7.31 0.00 1.26 0.37 0.09 90.98 13:30:07 5 6.98 0.00 1.09 0.12 0.08 91.74 13:30:07 6 6.97 0.00 1.23 0.05 0.08 91.67 13:30:07 7 7.09 0.00 1.06 0.06 0.06 91.72 Average: all 13.20 0.01 1.92 5.16 0.08 79.62 Average: 0 12.71 0.00 1.94 2.39 0.08 82.87 Average: 1 13.37 0.01 1.97 2.99 0.09 81.58 Average: 2 13.42 0.01 1.89 5.51 0.08 79.08 Average: 3 13.52 0.01 2.07 9.39 0.09 74.93 Average: 4 11.92 0.01 1.95 8.51 0.09 77.53 Average: 5 13.66 0.01 1.88 1.89 0.08 82.47 Average: 6 14.07 0.01 1.83 4.15 0.08 79.87 Average: 7 12.94 0.00 1.86 6.47 0.07 78.65