---> uname -a: Linux prd-ubuntu2204-docker-8c-8g-1412 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 841 14457 4 16792 30781 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:97:b8:c8 brd ff:ff:ff:ff:ff:ff altname enp0s3 inet 10.30.106.108/23 metric 100 brd 10.30.107.255 scope global dynamic ens3 valid_lft 85527sec preferred_lft 85527sec inet6 fe80::f816:3eff:fe97:b8c8/64 scope link valid_lft forever preferred_lft forever 3: docker0: mtu 1458 qdisc noqueue state DOWN group default link/ether e6:6d:79:f2:d4:ff 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::e46d:79ff:fef2:d4ff/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-1412) 11/06/26 _x86_64_ (8 CPU) 15:07:21 LINUX RESTART (8 CPU) 15:10:00 tps rtps wtps dtps bread/s bwrtn/s bdscd/s 15:20:50 477.82 1.74 463.57 12.51 242.92 48497.68 58158.48 Average: 477.82 1.74 463.57 12.51 242.92 48497.68 58158.48 15:10:00 kbmemfree kbavail kbmemused %memused kbbuffers kbcached kbcommit %commit kbactive kbinact kbdirty 15:20:50 4145760 20962092 11205832 34.10 531980 15566984 17896368 52.77 4111384 21094032 364 Average: 4145760 20962092 11205832 34.10 531980 15566984 17896368 52.77 4111384 21094032 364 15:10:00 IFACE rxpck/s txpck/s rxkB/s txkB/s rxcmp/s txcmp/s rxmcst/s %ifutil 15:20:50 lo 9.62 9.62 52.39 52.39 0.00 0.00 0.00 0.00 15:20:50 ens3 362.86 222.42 3361.54 73.66 0.00 0.00 0.00 0.00 15:20:50 docker0 17.85 37.95 1.07 631.14 0.00 0.00 0.00 0.00 15:20:50 br-cfa66455c687 5.76 5.15 51.32 1.10 0.00 0.00 0.00 0.00 15:20:50 veth8992fd7 0.23 0.28 0.02 0.08 0.00 0.00 0.00 0.00 15:20:50 veth7e44af4 0.02 0.10 0.00 0.01 0.00 0.00 0.00 0.00 15:20:50 vethf17ab4a 259.83 263.42 181.30 155.34 0.00 0.00 0.00 0.01 15:20:50 veth6a56a43 0.03 0.12 0.00 0.01 0.00 0.00 0.00 0.00 15:20:50 veth4d57443 0.16 0.19 0.02 0.10 0.00 0.00 0.00 0.00 15:20:50 vethe5370f3 128.35 120.16 131.42 80.70 0.00 0.00 0.00 0.01 15:20:50 veth3293cfb 137.31 140.85 88.69 102.22 0.00 0.00 0.00 0.01 Average: lo 9.62 9.62 52.39 52.39 0.00 0.00 0.00 0.00 Average: ens3 362.86 222.42 3361.54 73.66 0.00 0.00 0.00 0.00 Average: docker0 17.85 37.95 1.07 631.14 0.00 0.00 0.00 0.00 Average: br-cfa66455c687 5.76 5.15 51.32 1.10 0.00 0.00 0.00 0.00 Average: veth8992fd7 0.23 0.28 0.02 0.08 0.00 0.00 0.00 0.00 Average: veth7e44af4 0.02 0.10 0.00 0.01 0.00 0.00 0.00 0.00 Average: vethf17ab4a 259.83 263.42 181.30 155.34 0.00 0.00 0.00 0.01 Average: veth6a56a43 0.03 0.12 0.00 0.01 0.00 0.00 0.00 0.00 Average: veth4d57443 0.16 0.19 0.02 0.10 0.00 0.00 0.00 0.00 Average: vethe5370f3 128.35 120.16 131.42 80.70 0.00 0.00 0.00 0.01 Average: veth3293cfb 137.31 140.85 88.69 102.22 0.00 0.00 0.00 0.01 ---> sar -P ALL: Linux 5.15.0-198-generic (prd-ubuntu2204-docker-8c-8g-1412) 11/06/26 _x86_64_ (8 CPU) 15:07:21 LINUX RESTART (8 CPU) 15:10:00 CPU %user %nice %system %iowait %steal %idle 15:20:50 all 28.76 0.02 5.22 1.18 0.02 64.80 15:20:50 0 27.25 0.04 5.82 1.37 0.02 65.50 15:20:50 1 29.00 0.02 5.60 1.39 0.02 63.97 15:20:50 2 27.07 0.02 4.89 0.87 0.02 67.13 15:20:50 3 30.66 0.03 4.90 0.93 0.02 63.46 15:20:50 4 28.27 0.02 4.97 1.00 0.02 65.71 15:20:50 5 30.93 0.01 5.13 1.38 0.02 62.53 15:20:50 6 29.67 0.02 5.21 1.14 0.02 63.95 15:20:50 7 27.25 0.02 5.25 1.34 0.02 66.12 Average: all 28.76 0.02 5.22 1.18 0.02 64.80 Average: 0 27.25 0.04 5.82 1.37 0.02 65.50 Average: 1 29.00 0.02 5.60 1.39 0.02 63.97 Average: 2 27.07 0.02 4.89 0.87 0.02 67.13 Average: 3 30.66 0.03 4.90 0.93 0.02 63.46 Average: 4 28.27 0.02 4.97 1.00 0.02 65.71 Average: 5 30.93 0.01 5.13 1.38 0.02 62.53 Average: 6 29.67 0.02 5.21 1.14 0.02 63.95 Average: 7 27.25 0.02 5.25 1.34 0.02 66.12