---> uname -a: Linux prd-ubuntu2204-docker-8c-8g-5103 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: 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 16% / 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 838 13130 4 18123 30785 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:0e:2c:21 brd ff:ff:ff:ff:ff:ff altname enp0s3 inet 10.30.107.194/23 metric 100 brd 10.30.107.255 scope global dynamic ens3 valid_lft 85379sec preferred_lft 85379sec inet6 fe80::f816:3eff:fe0e:2c21/64 scope link valid_lft forever preferred_lft forever 3: docker0: mtu 1458 qdisc noqueue state DOWN group default link/ether 02:3d:3b:8d:f8:c0 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::3d:3bff:fe8d:f8c0/64 scope link valid_lft forever preferred_lft forever ---> sar -b -r -n DEV: Linux 5.15.0-198-generic (prd-ubuntu2204-docker-8c-8g-5103) 11/02/26 _x86_64_ (8 CPU) 14:35:48 LINUX RESTART (8 CPU) 14:40:07 tps rtps wtps dtps bread/s bwrtn/s bdscd/s 14:50:07 408.84 0.77 397.34 10.74 38.87 50035.48 61839.85 Average: 408.84 0.77 397.34 10.74 38.87 50035.48 61839.85 14:40:07 kbmemfree kbavail kbmemused %memused kbbuffers kbcached kbcommit %commit kbactive kbinact kbdirty 14:50:07 1322068 19875456 12282456 37.38 574596 17154260 18693480 55.12 4457580 23445868 660 Average: 1322068 19875456 12282456 37.38 574596 17154260 18693480 55.12 4457580 23445868 660 14:40:07 IFACE rxpck/s txpck/s rxkB/s txkB/s rxcmp/s txcmp/s rxmcst/s %ifutil 14:50:07 lo 1.21 1.21 1.67 1.67 0.00 0.00 0.00 0.00 14:50:07 ens3 299.35 198.13 2747.69 60.02 0.00 0.00 0.00 0.00 14:50:07 docker0 33.80 58.61 1.90 769.13 0.00 0.00 0.00 0.00 14:50:07 br-7dbd43066001 0.62 0.59 1.56 0.10 0.00 0.00 0.00 0.00 14:50:07 veth32f9d37 73.99 76.60 44.79 45.01 0.00 0.00 0.00 0.00 14:50:07 veth7a830ab 0.03 0.13 0.00 0.01 0.00 0.00 0.00 0.00 14:50:07 veth3387ab0 0.13 0.21 0.01 0.04 0.00 0.00 0.00 0.00 14:50:07 veth909005b 0.02 0.11 0.00 0.01 0.00 0.00 0.00 0.00 14:50:07 veth646043d 0.17 0.21 0.02 0.11 0.00 0.00 0.00 0.00 14:50:07 veth5d0ed1b 60.91 56.94 51.56 34.43 0.00 0.00 0.00 0.00 14:50:07 veth495c55d 12.28 12.64 7.37 8.95 0.00 0.00 0.00 0.00 Average: lo 1.21 1.21 1.67 1.67 0.00 0.00 0.00 0.00 Average: ens3 299.35 198.13 2747.69 60.02 0.00 0.00 0.00 0.00 Average: docker0 33.80 58.61 1.90 769.13 0.00 0.00 0.00 0.00 Average: br-7dbd43066001 0.62 0.59 1.56 0.10 0.00 0.00 0.00 0.00 Average: veth32f9d37 73.99 76.60 44.79 45.01 0.00 0.00 0.00 0.00 Average: veth7a830ab 0.03 0.13 0.00 0.01 0.00 0.00 0.00 0.00 Average: veth3387ab0 0.13 0.21 0.01 0.04 0.00 0.00 0.00 0.00 Average: veth909005b 0.02 0.11 0.00 0.01 0.00 0.00 0.00 0.00 Average: veth646043d 0.17 0.21 0.02 0.11 0.00 0.00 0.00 0.00 Average: veth5d0ed1b 60.91 56.94 51.56 34.43 0.00 0.00 0.00 0.00 Average: veth495c55d 12.28 12.64 7.37 8.95 0.00 0.00 0.00 0.00 ---> sar -P ALL: Linux 5.15.0-198-generic (prd-ubuntu2204-docker-8c-8g-5103) 11/02/26 _x86_64_ (8 CPU) 14:35:48 LINUX RESTART (8 CPU) 14:40:07 CPU %user %nice %system %iowait %steal %idle 14:50:07 all 26.35 0.02 4.75 1.93 0.02 66.93 14:50:07 0 26.87 0.01 5.08 1.55 0.02 66.47 14:50:07 1 25.44 0.02 4.69 2.01 0.02 67.83 14:50:07 2 27.16 0.01 4.84 2.26 0.02 65.71 14:50:07 3 26.42 0.04 5.06 1.90 0.02 66.57 14:50:07 4 24.95 0.04 4.43 1.49 0.02 69.07 14:50:07 5 25.64 0.03 5.07 2.17 0.02 67.08 14:50:07 6 28.72 0.02 4.24 1.82 0.02 65.19 14:50:07 7 25.59 0.03 4.59 2.23 0.02 67.54 Average: all 26.35 0.02 4.75 1.93 0.02 66.93 Average: 0 26.87 0.01 5.08 1.55 0.02 66.47 Average: 1 25.44 0.02 4.69 2.01 0.02 67.83 Average: 2 27.16 0.01 4.84 2.26 0.02 65.71 Average: 3 26.42 0.04 5.06 1.90 0.02 66.57 Average: 4 24.95 0.04 4.43 1.49 0.02 69.07 Average: 5 25.64 0.03 5.07 2.17 0.02 67.08 Average: 6 28.72 0.02 4.24 1.82 0.02 65.19 Average: 7 25.59 0.03 4.59 2.23 0.02 67.54