---> uname -a: Linux prd-ubuntu2204-docker-8c-8g-2966 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 24G 132G 15% / 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 853 13633 4 17606 30770 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:0c:bf:0c brd ff:ff:ff:ff:ff:ff altname enp0s3 inet 10.30.107.84/23 metric 100 brd 10.30.107.255 scope global dynamic ens3 valid_lft 84518sec preferred_lft 84518sec inet6 fe80::f816:3eff:fe0c:bf0c/64 scope link valid_lft forever preferred_lft forever 3: docker0: mtu 1458 qdisc noqueue state DOWN group default link/ether 82:33:43:e4:8d:c7 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::8033:43ff:fee4:8dc7/64 scope link valid_lft forever preferred_lft forever ---> sar -b -r -n DEV: Linux 5.15.0-190-generic (prd-ubuntu2204-docker-8c-8g-2966) 09/18/26 _x86_64_ (8 CPU) 09:16:55 LINUX RESTART (8 CPU) 09:20:00 tps rtps wtps dtps bread/s bwrtn/s bdscd/s 09:30:09 371.46 1.23 363.63 6.60 51.92 22461.23 38371.22 09:40:04 10.75 0.23 9.21 1.31 3.19 1562.61 852.53 Average: 193.20 0.74 188.47 3.99 27.83 12133.02 19829.29 09:20:00 kbmemfree kbavail kbmemused %memused kbbuffers kbcached kbcommit %commit kbactive kbinact kbdirty 09:30:09 15344468 26616120 5614172 17.08 508440 10194716 9640352 28.43 2995100 13188092 6600 09:40:04 13819876 25503252 6723516 20.46 516684 10573948 9163680 27.02 3145232 14531580 9344 Average: 14582172 26059686 6168844 18.77 512562 10384332 9402016 27.73 3070166 13859836 7972 09:20:00 IFACE rxpck/s txpck/s rxkB/s txkB/s rxcmp/s txcmp/s rxmcst/s %ifutil 09:30:09 lo 2.34 2.34 1.02 1.02 0.00 0.00 0.00 0.00 09:30:09 ens3 409.43 284.29 2248.07 880.79 0.00 0.00 0.00 0.00 09:30:09 docker0 5.38 7.18 0.34 155.84 0.00 0.00 0.00 0.00 09:40:04 lo 6.44 6.44 1.05 1.05 0.00 0.00 0.00 0.00 09:40:04 ens3 111.20 72.94 98.51 182.29 0.00 0.00 0.00 0.00 09:40:04 docker0 0.00 0.00 0.00 0.00 0.00 0.00 0.00 0.00 Average: lo 4.37 4.37 1.04 1.04 0.00 0.00 0.00 0.00 Average: ens3 262.05 179.84 1185.75 535.59 0.00 0.00 0.00 0.00 Average: docker0 2.72 3.63 0.17 78.82 0.00 0.00 0.00 0.00 ---> sar -P ALL: Linux 5.15.0-190-generic (prd-ubuntu2204-docker-8c-8g-2966) 09/18/26 _x86_64_ (8 CPU) 09:16:55 LINUX RESTART (8 CPU) 09:20:00 CPU %user %nice %system %iowait %steal %idle 09:30:09 all 67.77 0.00 4.21 0.41 0.04 27.57 09:30:09 0 67.40 0.00 4.39 0.26 0.05 27.90 09:30:09 1 65.35 0.00 4.27 0.37 0.04 29.97 09:30:09 2 70.29 0.00 3.93 0.42 0.04 25.31 09:30:09 3 66.24 0.00 4.19 0.40 0.05 29.12 09:30:09 4 67.39 0.00 4.75 0.59 0.04 27.22 09:30:09 5 67.58 0.00 4.59 0.36 0.04 27.43 09:30:09 6 67.22 0.00 3.59 0.23 0.04 28.91 09:30:09 7 70.69 0.00 3.93 0.65 0.05 24.68 09:40:04 all 96.67 0.00 3.21 0.00 0.05 0.07 09:40:04 0 96.52 0.00 3.35 0.00 0.05 0.08 09:40:04 1 97.02 0.00 2.86 0.00 0.05 0.06 09:40:04 2 96.69 0.00 3.20 0.00 0.04 0.07 09:40:04 3 96.90 0.00 3.01 0.00 0.05 0.05 09:40:04 4 96.54 0.00 3.33 0.00 0.05 0.08 09:40:04 5 96.51 0.00 3.39 0.00 0.04 0.06 09:40:04 6 96.61 0.00 3.27 0.00 0.05 0.07 09:40:04 7 96.60 0.00 3.27 0.00 0.05 0.07 Average: all 82.08 0.00 3.71 0.21 0.05 13.95 Average: 0 81.81 0.00 3.88 0.13 0.05 14.13 Average: 1 81.02 0.00 3.57 0.18 0.05 15.17 Average: 2 83.37 0.00 3.57 0.21 0.04 12.81 Average: 3 81.42 0.00 3.60 0.20 0.05 14.72 Average: 4 81.83 0.00 4.05 0.30 0.05 13.77 Average: 5 81.92 0.00 4.00 0.18 0.04 13.86 Average: 6 81.78 0.00 3.44 0.12 0.04 14.63 Average: 7 83.52 0.00 3.61 0.33 0.05 12.49