---> uname -a: Linux prd-ubuntu2204-docker-8c-8g-8730 5.15.0-190-generic #200-Ubuntu SMP Fri Aug 7 15:06:04 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: 5600.00 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 lbrv nrip_save tsc_scale vmcb_clean flushbyasid pausefilter pfthreshold v_vmsave_vmload vgif 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 138G 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 762 19051 4 12278 30861 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:f5:cd:74 brd ff:ff:ff:ff:ff:ff altname enp0s3 inet 10.30.171.9/23 metric 100 brd 10.30.171.255 scope global dynamic ens3 valid_lft 84507sec preferred_lft 84507sec inet6 fe80::f816:3eff:fef5:cd74/64 scope link valid_lft forever preferred_lft forever 3: docker0: mtu 1458 qdisc noqueue state DOWN group default link/ether 36:5e:24:1f:a9:6f 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::345e:24ff:fe1f:a96f/64 scope link valid_lft forever preferred_lft forever ---> sar -b -r -n DEV: Linux 5.15.0-190-generic (prd-ubuntu2204-docker-8c-8g-8730) 09/17/26 _x86_64_ (8 CPU) 00:00:30 LINUX RESTART (8 CPU) 00:10:03 tps rtps wtps dtps bread/s bwrtn/s bdscd/s 00:20:01 21.00 0.51 19.88 0.61 18.44 15409.88 1403.44 00:30:30 29.12 1.83 26.29 1.01 299.39 9676.92 2636.39 Average: 25.17 1.19 23.17 0.82 162.60 12468.15 2036.10 00:10:03 kbmemfree kbavail kbmemused %memused kbbuffers kbcached kbcommit %commit kbactive kbinact kbdirty 00:20:01 19229868 28062852 4226024 12.86 189788 8695576 4548080 13.41 2088444 10881872 408 00:30:30 17952756 29925576 2345724 7.14 229448 11654448 2769644 8.17 3089072 10996676 56992 Average: 18591312 28994214 3285874 10.00 209618 10175012 3658862 10.79 2588758 10939274 28700 00:10:03 IFACE rxpck/s txpck/s rxkB/s txkB/s rxcmp/s txcmp/s rxmcst/s %ifutil 00:20:01 lo 254.14 254.14 247.38 247.38 0.00 0.00 0.00 0.00 00:20:01 ens3 61.39 53.30 326.75 13.46 0.00 0.00 0.00 0.00 00:20:01 docker0 0.00 0.00 0.00 0.00 0.00 0.00 0.00 0.00 00:30:30 lo 15.12 15.12 1.71 1.71 0.00 0.00 0.00 0.00 00:30:30 ens3 187.28 191.59 358.30 2645.37 0.00 0.00 0.00 0.00 00:30:30 docker0 85.07 77.85 1321.50 10.12 0.00 0.00 0.00 0.00 Average: lo 131.49 131.49 121.32 121.32 0.00 0.00 0.00 0.00 Average: ens3 125.99 124.26 342.94 1363.96 0.00 0.00 0.00 0.00 Average: docker0 43.65 39.95 678.09 5.19 0.00 0.00 0.00 0.00 ---> sar -P ALL: Linux 5.15.0-190-generic (prd-ubuntu2204-docker-8c-8g-8730) 09/17/26 _x86_64_ (8 CPU) 00:00:30 LINUX RESTART (8 CPU) 00:10:03 CPU %user %nice %system %iowait %steal %idle 00:20:01 all 27.09 0.00 1.46 0.14 0.03 71.28 00:20:01 0 27.17 0.00 1.41 0.06 0.03 71.34 00:20:01 1 22.19 0.00 1.36 0.48 0.03 75.93 00:20:01 2 35.00 0.00 1.96 0.11 0.03 62.90 00:20:01 3 25.95 0.00 1.44 0.17 0.03 72.40 00:20:01 4 24.71 0.00 1.41 0.12 0.03 73.74 00:20:01 5 25.10 0.00 1.42 0.02 0.03 73.43 00:20:01 6 27.92 0.00 1.39 0.06 0.03 70.60 00:20:01 7 28.70 0.00 1.26 0.13 0.03 69.89 00:30:30 all 11.03 0.00 1.10 0.18 0.02 87.67 00:30:30 0 12.42 0.00 1.08 0.40 0.02 86.08 00:30:30 1 9.64 0.00 0.78 0.02 0.02 89.53 00:30:30 2 12.91 0.00 1.01 0.49 0.02 85.58 00:30:30 3 9.85 0.00 0.65 0.24 0.02 89.24 00:30:30 4 8.64 0.00 0.90 0.04 0.02 90.40 00:30:30 5 11.85 0.00 1.92 0.06 0.02 86.15 00:30:30 6 14.69 0.00 1.34 0.04 0.02 83.90 00:30:30 7 8.22 0.00 1.13 0.14 0.02 90.48 Average: all 18.85 0.00 1.27 0.16 0.02 79.69 Average: 0 19.60 0.00 1.24 0.23 0.02 78.90 Average: 1 15.75 0.00 1.06 0.25 0.02 82.91 Average: 2 23.66 0.00 1.47 0.30 0.03 74.54 Average: 3 17.69 0.00 1.04 0.21 0.02 81.04 Average: 4 16.46 0.00 1.15 0.08 0.02 82.29 Average: 5 18.30 0.00 1.68 0.04 0.02 79.96 Average: 6 21.12 0.00 1.37 0.05 0.02 77.44 Average: 7 18.18 0.00 1.19 0.13 0.03 80.47