---> uname -a: Linux prd-ubuntu2204-docker-8c-8g-1240 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: 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 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 15G 141G 10% / 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 797 23957 4 7337 30826 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:76:fd:e2 brd ff:ff:ff:ff:ff:ff altname enp0s3 inet 10.30.106.251/23 metric 100 brd 10.30.107.255 scope global dynamic ens3 valid_lft 84690sec preferred_lft 84690sec inet6 fe80::f816:3eff:fe76:fde2/64 scope link valid_lft forever preferred_lft forever 3: docker0: mtu 1458 qdisc noqueue state DOWN group default link/ether 56:9b:88:9a:44:5f 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::549b:88ff:fe9a:445f/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-1240) 09/14/26 _x86_64_ (8 CPU) 05:55:24 LINUX RESTART (8 CPU) 06:00:25 tps rtps wtps dtps bread/s bwrtn/s bdscd/s 06:10:19 4.95 0.23 4.32 0.40 29.10 794.94 1711.27 06:20:00 43.92 1.54 27.58 14.80 102.11 1057.54 525199.16 Average: 24.20 0.88 15.81 7.51 65.16 924.65 260294.64 06:00:25 kbmemfree kbavail kbmemused %memused kbbuffers kbcached kbcommit %commit kbactive kbinact kbdirty 06:10:19 29882544 31761288 619648 1.89 64988 2150456 1548188 4.57 203084 2475160 4 06:20:00 29124724 31565940 779344 2.37 102536 2644660 1567692 4.62 278812 3093716 323332 Average: 29503634 31663614 699496 2.13 83762 2397558 1557940 4.59 240948 2784438 161668 06:00:25 IFACE rxpck/s txpck/s rxkB/s txkB/s rxcmp/s txcmp/s rxmcst/s %ifutil 06:10:19 lo 0.15 0.15 0.01 0.01 0.00 0.00 0.00 0.00 06:10:19 ens3 24.04 8.35 328.22 0.86 0.00 0.00 0.00 0.00 06:10:19 docker0 0.00 0.00 0.00 0.00 0.00 0.00 0.00 0.00 06:20:00 lo 0.20 0.20 0.02 0.02 0.00 0.00 0.00 0.00 06:20:00 ens3 22.89 14.43 179.94 4.49 0.00 0.00 0.00 0.00 06:20:00 docker0 0.00 0.00 0.00 0.00 0.00 0.00 0.00 0.00 Average: lo 0.18 0.18 0.02 0.02 0.00 0.00 0.00 0.00 Average: ens3 23.47 11.35 254.97 2.65 0.00 0.00 0.00 0.00 Average: docker0 0.00 0.00 0.00 0.00 0.00 0.00 0.00 0.00 ---> sar -P ALL: Linux 5.15.0-190-generic (prd-ubuntu2204-docker-8c-8g-1240) 09/14/26 _x86_64_ (8 CPU) 05:55:24 LINUX RESTART (8 CPU) 06:00:25 CPU %user %nice %system %iowait %steal %idle 06:10:19 all 0.29 0.00 0.07 0.06 0.00 99.58 06:10:19 0 0.22 0.00 0.05 0.07 0.00 99.66 06:10:19 1 0.24 0.00 0.08 0.03 0.00 99.64 06:10:19 2 0.96 0.00 0.07 0.03 0.00 98.94 06:10:19 3 0.16 0.00 0.06 0.16 0.00 99.62 06:10:19 4 0.29 0.00 0.09 0.04 0.00 99.58 06:10:19 5 0.18 0.00 0.07 0.13 0.00 99.62 06:10:19 6 0.14 0.00 0.05 0.03 0.00 99.79 06:10:19 7 0.16 0.00 0.05 0.02 0.00 99.76 06:20:00 all 1.16 0.00 0.13 0.17 0.00 98.54 06:20:00 0 0.26 0.00 0.09 0.52 0.00 99.13 06:20:00 1 1.79 0.00 0.18 0.03 0.00 98.00 06:20:00 2 0.56 0.00 0.07 0.01 0.00 99.37 06:20:00 3 0.34 0.00 0.02 0.00 0.00 99.65 06:20:00 4 0.13 0.00 0.08 0.16 0.00 99.63 06:20:00 5 2.42 0.00 0.26 0.27 0.00 97.05 06:20:00 6 2.68 0.00 0.24 0.30 0.00 96.77 06:20:00 7 1.08 0.00 0.12 0.04 0.00 98.75 Average: all 0.72 0.00 0.10 0.11 0.00 99.07 Average: 0 0.24 0.00 0.07 0.29 0.00 99.40 Average: 1 1.01 0.00 0.13 0.03 0.00 98.83 Average: 2 0.76 0.00 0.07 0.02 0.00 99.15 Average: 3 0.25 0.00 0.04 0.08 0.00 99.63 Average: 4 0.21 0.00 0.09 0.10 0.00 99.60 Average: 5 1.28 0.00 0.16 0.20 0.00 98.35 Average: 6 1.39 0.00 0.14 0.16 0.00 98.30 Average: 7 0.61 0.00 0.09 0.03 0.00 99.27