---> uname -a: Linux prd-ubuntu2204-docker-8c-8g-1416 5.15.0-198-generic #208-Ubuntu SMP Fri Sep 4 10:22:38 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 23G 133G 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 837 14605 4 16649 30786 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:4c:ef:89 brd ff:ff:ff:ff:ff:ff altname enp0s3 inet 10.30.107.221/23 metric 100 brd 10.30.107.255 scope global dynamic ens3 valid_lft 85499sec preferred_lft 85499sec inet6 fe80::f816:3eff:fe4c:ef89/64 scope link valid_lft forever preferred_lft forever 3: docker0: mtu 1458 qdisc noqueue state DOWN group default link/ether 8e:44:cc:8b:33:1c 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::8c44:ccff:fe8b:331c/64 scope link valid_lft forever preferred_lft forever ---> sar -b -r -n DEV: Linux 5.15.0-198-generic (prd-ubuntu2204-docker-8c-8g-1416) 11/06/26 _x86_64_ (8 CPU) 15:08:10 LINUX RESTART (8 CPU) 15:10:04 tps rtps wtps dtps bread/s bwrtn/s bdscd/s 15:20:15 554.97 2.07 538.76 14.13 136.40 58917.97 78091.15 Average: 554.97 2.07 538.76 14.13 136.40 58917.97 78091.15 15:10:04 kbmemfree kbavail kbmemused %memused kbbuffers kbcached kbcommit %commit kbactive kbinact kbdirty 15:20:15 5288644 21876916 10293908 31.32 532492 15358912 16959288 50.01 4007644 20084616 1016 Average: 5288644 21876916 10293908 31.32 532492 15358912 16959288 50.01 4007644 20084616 1016 15:10:04 IFACE rxpck/s txpck/s rxkB/s txkB/s rxcmp/s txcmp/s rxmcst/s %ifutil 15:20:15 lo 0.85 0.85 0.07 0.07 0.00 0.00 0.00 0.00 15:20:15 ens3 417.28 263.15 4454.81 65.25 0.00 0.00 0.00 0.00 15:20:15 docker0 34.07 58.90 1.94 775.64 0.00 0.00 0.00 0.00 15:20:15 br-4135f7af5d15 0.44 0.42 0.02 0.03 0.00 0.00 0.00 0.00 15:20:15 veth6a2817a 0.11 0.18 0.01 0.05 0.00 0.00 0.00 0.00 15:20:15 vethd57b1a3 51.33 53.47 24.89 31.26 0.00 0.00 0.00 0.00 15:20:15 veth3985c7d 0.02 0.11 0.00 0.01 0.00 0.00 0.00 0.00 15:20:15 vethe26e226 0.03 0.12 0.00 0.01 0.00 0.00 0.00 0.00 15:20:15 vethea3d716 0.03 0.12 0.00 0.01 0.00 0.00 0.00 0.00 15:20:15 veth24344d7 48.62 45.58 42.56 22.22 0.00 0.00 0.00 0.00 15:20:15 vetha57a417 0.65 0.60 0.08 0.69 0.00 0.00 0.00 0.00 15:20:15 vethf4f07dd 0.89 1.55 1.01 12.72 0.00 0.00 0.00 0.00 Average: lo 0.85 0.85 0.07 0.07 0.00 0.00 0.00 0.00 Average: ens3 417.28 263.15 4454.81 65.25 0.00 0.00 0.00 0.00 Average: docker0 34.07 58.90 1.94 775.64 0.00 0.00 0.00 0.00 Average: br-4135f7af5d15 0.44 0.42 0.02 0.03 0.00 0.00 0.00 0.00 Average: veth6a2817a 0.11 0.18 0.01 0.05 0.00 0.00 0.00 0.00 Average: vethd57b1a3 51.33 53.47 24.89 31.26 0.00 0.00 0.00 0.00 Average: veth3985c7d 0.02 0.11 0.00 0.01 0.00 0.00 0.00 0.00 Average: vethe26e226 0.03 0.12 0.00 0.01 0.00 0.00 0.00 0.00 Average: vethea3d716 0.03 0.12 0.00 0.01 0.00 0.00 0.00 0.00 Average: veth24344d7 48.62 45.58 42.56 22.22 0.00 0.00 0.00 0.00 Average: vetha57a417 0.65 0.60 0.08 0.69 0.00 0.00 0.00 0.00 Average: vethf4f07dd 0.89 1.55 1.01 12.72 0.00 0.00 0.00 0.00 ---> sar -P ALL: Linux 5.15.0-198-generic (prd-ubuntu2204-docker-8c-8g-1416) 11/06/26 _x86_64_ (8 CPU) 15:08:10 LINUX RESTART (8 CPU) 15:10:04 CPU %user %nice %system %iowait %steal %idle 15:20:15 all 29.52 0.03 5.72 1.13 0.03 63.58 15:20:15 0 28.83 0.01 5.68 1.34 0.02 64.12 15:20:15 1 28.57 0.02 5.74 1.47 0.02 64.17 15:20:15 2 29.07 0.05 6.25 1.01 0.03 63.59 15:20:15 3 31.38 0.05 5.73 1.37 0.03 61.43 15:20:15 4 27.72 0.02 6.04 1.13 0.03 65.07 15:20:15 5 28.47 0.00 5.83 0.97 0.02 64.70 15:20:15 6 31.46 0.03 5.33 0.87 0.02 62.29 15:20:15 7 30.62 0.01 5.20 0.87 0.02 63.27 Average: all 29.52 0.03 5.72 1.13 0.03 63.58 Average: 0 28.83 0.01 5.68 1.34 0.02 64.12 Average: 1 28.57 0.02 5.74 1.47 0.02 64.17 Average: 2 29.07 0.05 6.25 1.01 0.03 63.59 Average: 3 31.38 0.05 5.73 1.37 0.03 61.43 Average: 4 27.72 0.02 6.04 1.13 0.03 65.07 Average: 5 28.47 0.00 5.83 0.97 0.02 64.70 Average: 6 31.46 0.03 5.33 0.87 0.02 62.29 Average: 7 30.62 0.01 5.20 0.87 0.02 63.27