---> uname -a: Linux prd-ubuntu2204-docker-8c-8g-4426 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 18G 137G 12% / 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 802 19662 4 11627 30822 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:ce:35:6d brd ff:ff:ff:ff:ff:ff altname enp0s3 inet 10.30.107.72/23 metric 100 brd 10.30.107.255 scope global dynamic ens3 valid_lft 84901sec preferred_lft 84901sec inet6 fe80::f816:3eff:fece:356d/64 scope link valid_lft forever preferred_lft forever 3: docker0: mtu 1458 qdisc noqueue state DOWN group default link/ether c2:25:5d:d4:39:2c 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::c025:5dff:fed4:392c/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-4426) 04/07/26 _x86_64_ (8 CPU) 13:09:55 LINUX RESTART (8 CPU) 13:10:00 tps rtps wtps dtps bread/s bwrtn/s bdscd/s 13:20:03 15.55 7.72 7.64 0.18 1471.68 19329.86 749.82 13:30:03 191.79 5.18 177.68 8.92 646.27 35388.97 9577.13 Average: 103.50 6.46 92.50 4.55 1059.78 27343.79 5154.89 13:10:00 kbmemfree kbavail kbmemused %memused kbbuffers kbcached kbcommit %commit kbactive kbinact kbdirty 13:20:03 29971220 31729060 656220 2.00 61544 2033636 1534316 4.52 247176 2347948 260 13:30:03 15117380 26798780 5418156 16.49 229812 11391612 14973632 44.16 1613552 15199752 548 Average: 22544300 29263920 3037188 9.24 145678 6712624 8253974 24.34 930364 8773850 404 13:10:00 IFACE rxpck/s txpck/s rxkB/s txkB/s rxcmp/s txcmp/s rxmcst/s %ifutil 13:20:03 lo 0.22 0.22 0.02 0.02 0.00 0.00 0.00 0.00 13:20:03 ens3 28.02 16.30 116.56 3.96 0.00 0.00 0.00 0.00 13:20:03 docker0 0.00 0.00 0.00 0.00 0.00 0.00 0.00 0.00 13:30:03 lo 1.97 1.97 0.34 0.34 0.00 0.00 0.00 0.00 13:30:03 ens3 185.92 109.54 4796.32 15.17 0.00 0.00 0.00 0.00 13:30:03 docker0 4.13 6.14 0.38 138.57 0.00 0.00 0.00 0.00 13:30:03 br-aa78736226ec 1.34 1.56 0.09 35.54 0.00 0.00 0.00 0.00 13:30:03 vethc8df9ff 0.40 0.55 0.04 1.08 0.00 0.00 0.00 0.00 13:30:03 veth0993174 0.01 0.17 0.00 0.01 0.00 0.00 0.00 0.00 13:30:03 vethe03a0f2 57.23 60.04 12.20 8.14 0.00 0.00 0.00 0.00 13:30:03 veth25a33c2 0.67 1.01 0.10 0.12 0.00 0.00 0.00 0.00 13:30:03 veth5f8934c 0.99 1.26 0.47 0.88 0.00 0.00 0.00 0.00 13:30:03 vethd1d0dae 1.20 1.69 0.10 35.55 0.00 0.00 0.00 0.00 13:30:03 vethe9d444c 32.17 23.34 4.14 3.60 0.00 0.00 0.00 0.00 13:30:03 vetha0306a5 19.44 19.48 3.13 4.47 0.00 0.00 0.00 0.00 13:30:03 vethb57c289 3.93 5.56 0.62 0.75 0.00 0.00 0.00 0.00 13:30:03 veth5ca79e2 4.04 5.67 0.75 0.77 0.00 0.00 0.00 0.00 13:30:03 vethceabf2e 3.94 5.55 0.68 0.75 0.00 0.00 0.00 0.00 13:30:03 veth00fd899 14.29 15.63 2.05 3.16 0.00 0.00 0.00 0.00 13:30:03 veth8062606 3.80 5.36 0.68 0.80 0.00 0.00 0.00 0.00 13:30:03 vethaaf10cb 2.68 3.56 0.39 0.32 0.00 0.00 0.00 0.00 13:30:03 vethd16c145 25.47 25.70 4.99 5.12 0.00 0.00 0.00 0.00 13:30:03 vethc53cd60 0.97 0.86 0.44 0.96 0.00 0.00 0.00 0.00 Average: lo 1.09 1.09 0.18 0.18 0.00 0.00 0.00 0.00 Average: ens3 106.82 62.83 2451.89 9.56 0.00 0.00 0.00 0.00 Average: docker0 2.06 3.06 0.19 69.15 0.00 0.00 0.00 0.00 Average: br-aa78736226ec 0.67 0.78 0.05 17.74 0.00 0.00 0.00 0.00 Average: vethc8df9ff 0.20 0.28 0.02 0.54 0.00 0.00 0.00 0.00 Average: veth0993174 0.00 0.09 0.00 0.00 0.00 0.00 0.00 0.00 Average: vethe03a0f2 28.56 29.96 6.09 4.06 0.00 0.00 0.00 0.00 Average: veth25a33c2 0.33 0.50 0.05 0.06 0.00 0.00 0.00 0.00 Average: veth5f8934c 0.49 0.63 0.23 0.44 0.00 0.00 0.00 0.00 Average: vethd1d0dae 0.60 0.85 0.05 17.74 0.00 0.00 0.00 0.00 Average: vethe9d444c 16.06 11.65 2.07 1.80 0.00 0.00 0.00 0.00 Average: vetha0306a5 9.70 9.72 1.56 2.23 0.00 0.00 0.00 0.00 Average: vethb57c289 1.96 2.78 0.31 0.37 0.00 0.00 0.00 0.00 Average: veth5ca79e2 2.02 2.83 0.38 0.39 0.00 0.00 0.00 0.00 Average: vethceabf2e 1.96 2.77 0.34 0.38 0.00 0.00 0.00 0.00 Average: veth00fd899 7.13 7.80 1.02 1.57 0.00 0.00 0.00 0.00 Average: veth8062606 1.90 2.67 0.34 0.40 0.00 0.00 0.00 0.00 Average: vethaaf10cb 1.34 1.78 0.20 0.16 0.00 0.00 0.00 0.00 Average: vethd16c145 12.71 12.82 2.49 2.55 0.00 0.00 0.00 0.00 Average: vethc53cd60 0.48 0.43 0.22 0.48 0.00 0.00 0.00 0.00 ---> sar -P ALL: Linux 5.15.0-171-generic (prd-ubuntu2204-docker-8c-8g-4426) 04/07/26 _x86_64_ (8 CPU) 13:09:55 LINUX RESTART (8 CPU) 13:10:00 CPU %user %nice %system %iowait %steal %idle 13:20:03 all 0.37 0.00 0.11 0.12 0.01 99.40 13:20:03 0 0.23 0.00 0.13 0.14 0.01 99.49 13:20:03 1 0.22 0.00 0.10 0.20 0.01 99.47 13:20:03 2 0.53 0.00 0.10 0.19 0.00 99.18 13:20:03 3 0.33 0.00 0.08 0.09 0.01 99.50 13:20:03 4 0.15 0.00 0.09 0.05 0.01 99.70 13:20:03 5 0.52 0.00 0.21 0.09 0.02 99.16 13:20:03 6 0.59 0.00 0.09 0.07 0.01 99.25 13:20:03 7 0.36 0.00 0.08 0.10 0.00 99.46 13:30:03 all 12.61 0.00 2.37 0.55 0.05 84.42 13:30:03 0 11.83 0.00 2.25 0.38 0.05 85.49 13:30:03 1 11.87 0.00 2.39 0.70 0.06 84.98 13:30:03 2 14.82 0.00 2.41 0.63 0.05 82.09 13:30:03 3 13.07 0.00 2.44 0.49 0.05 83.95 13:30:03 4 12.56 0.00 2.43 0.61 0.05 84.34 13:30:03 5 11.61 0.00 2.34 0.69 0.05 85.31 13:30:03 6 14.29 0.00 2.53 0.39 0.05 82.74 13:30:03 7 10.84 0.00 2.15 0.48 0.05 86.48 Average: all 6.46 0.00 1.23 0.33 0.03 91.94 Average: 0 6.01 0.00 1.18 0.26 0.03 92.52 Average: 1 6.02 0.00 1.24 0.45 0.03 92.25 Average: 2 7.64 0.00 1.25 0.41 0.03 90.67 Average: 3 6.67 0.00 1.25 0.29 0.03 91.76 Average: 4 6.33 0.00 1.26 0.33 0.03 92.05 Average: 5 6.04 0.00 1.27 0.39 0.04 92.26 Average: 6 7.41 0.00 1.30 0.23 0.03 91.02 Average: 7 5.58 0.00 1.11 0.29 0.03 92.99