---> uname -a: Linux prd-ubuntu2204-docker-8c-8g-12310 5.15.0-186-generic #196-Ubuntu SMP Sat Jun 20 16:09:34 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 nrip_save 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 25G 130G 17% / 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 851 13902 4 17338 30773 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:a9:12:5e brd ff:ff:ff:ff:ff:ff altname enp0s3 inet 10.30.106.156/23 metric 100 brd 10.30.107.255 scope global dynamic ens3 valid_lft 84475sec preferred_lft 84475sec inet6 fe80::f816:3eff:fea9:125e/64 scope link valid_lft forever preferred_lft forever 3: docker0: mtu 1458 qdisc noqueue state DOWN group default link/ether 9a:2f:12:03:3f:dc 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::982f:12ff:fe03:3fdc/64 scope link valid_lft forever preferred_lft forever ---> sar -b -r -n DEV: Linux 5.15.0-186-generic (prd-ubuntu2204-docker-8c-8g-12310) 08/14/26 _x86_64_ (8 CPU) 05:00:01 LINUX RESTART (8 CPU) 05:10:01 tps rtps wtps dtps bread/s bwrtn/s bdscd/s 05:20:02 119.86 0.64 114.15 5.07 24.21 16249.87 20617.95 05:30:02 10.24 0.66 9.33 0.25 21.74 438.43 2875.20 Average: 65.11 0.65 61.80 2.66 22.98 8353.10 11756.62 05:10:01 kbmemfree kbavail kbmemused %memused kbbuffers kbcached kbcommit %commit kbactive kbinact kbdirty 05:20:02 241224 18277520 13876360 42.23 570836 16606660 20683808 60.99 4660732 24303296 764 05:30:02 252180 18012012 14141788 43.03 571504 16335824 20751364 61.19 4581056 24372116 464 Average: 246702 18144766 14009074 42.63 571170 16471242 20717586 61.09 4620894 24337706 614 05:10:01 IFACE rxpck/s txpck/s rxkB/s txkB/s rxcmp/s txcmp/s rxmcst/s %ifutil 05:20:02 lo 1.03 1.03 0.79 0.79 0.00 0.00 0.00 0.00 05:20:02 ens3 66.51 41.54 1297.73 7.53 0.00 0.00 0.00 0.00 05:20:02 docker0 8.73 11.47 0.47 98.75 0.00 0.00 0.00 0.00 05:20:02 br-883a6e2f32cb 0.56 0.52 0.70 0.08 0.00 0.00 0.00 0.00 05:20:02 veth51b79a2 0.04 0.13 0.00 0.01 0.00 0.00 0.00 0.00 05:20:02 veth076074b 88.09 93.22 46.75 43.94 0.00 0.00 0.00 0.00 05:20:02 veth77702d0 0.02 0.11 0.00 0.01 0.00 0.00 0.00 0.00 05:20:02 vethd524dc4 0.04 0.13 0.00 0.01 0.00 0.00 0.00 0.00 05:20:02 veth839dd53 0.49 0.44 0.06 0.28 0.00 0.00 0.00 0.00 05:20:02 vethf51d656 77.47 72.57 51.94 35.27 0.00 0.00 0.00 0.00 05:20:02 vethabe72ec 14.15 12.89 5.53 10.22 0.00 0.00 0.00 0.00 05:30:02 lo 9.89 9.89 55.87 55.87 0.00 0.00 0.00 0.00 05:30:02 ens3 13.60 9.91 4.59 5.37 0.00 0.00 0.00 0.00 05:30:02 docker0 0.00 0.00 0.00 0.00 0.00 0.00 0.00 0.00 05:30:02 br-883a6e2f32cb 5.88 5.35 54.89 1.13 0.00 0.00 0.00 0.00 05:30:02 veth51b79a2 0.23 0.20 0.02 0.08 0.00 0.00 0.00 0.00 05:30:02 veth076074b 311.41 336.60 259.90 147.37 0.00 0.00 0.00 0.02 05:30:02 veth77702d0 0.00 0.00 0.00 0.00 0.00 0.00 0.00 0.00 05:30:02 vethd524dc4 0.00 0.00 0.00 0.00 0.00 0.00 0.00 0.00 05:30:02 veth839dd53 0.40 0.20 0.07 0.35 0.00 0.00 0.00 0.00 05:30:02 vethf51d656 109.16 100.17 96.93 70.28 0.00 0.00 0.00 0.01 05:30:02 vethabe72ec 236.02 219.55 108.37 193.37 0.00 0.00 0.00 0.02 Average: lo 5.46 5.46 28.30 28.30 0.00 0.00 0.00 0.00 Average: ens3 40.09 25.74 651.89 6.45 0.00 0.00 0.00 0.00 Average: docker0 4.37 5.74 0.24 49.43 0.00 0.00 0.00 0.00 Average: br-883a6e2f32cb 3.21 2.94 27.77 0.60 0.00 0.00 0.00 0.00 Average: veth51b79a2 0.13 0.16 0.01 0.05 0.00 0.00 0.00 0.00 Average: veth076074b 199.62 214.77 153.20 95.60 0.00 0.00 0.00 0.01 Average: veth77702d0 0.01 0.06 0.00 0.00 0.00 0.00 0.00 0.00 Average: vethd524dc4 0.02 0.07 0.00 0.00 0.00 0.00 0.00 0.00 Average: veth839dd53 0.45 0.32 0.07 0.31 0.00 0.00 0.00 0.00 Average: vethf51d656 93.30 86.35 74.41 52.76 0.00 0.00 0.00 0.01 Average: vethabe72ec 124.96 116.10 56.89 101.69 0.00 0.00 0.00 0.01 ---> sar -P ALL: Linux 5.15.0-186-generic (prd-ubuntu2204-docker-8c-8g-12310) 08/14/26 _x86_64_ (8 CPU) 05:00:01 LINUX RESTART (8 CPU) 05:10:01 CPU %user %nice %system %iowait %steal %idle 05:20:02 all 11.59 0.02 1.99 0.33 0.07 86.00 05:20:02 0 11.05 0.01 2.26 0.30 0.07 86.32 05:20:02 1 11.82 0.02 2.07 0.32 0.06 85.71 05:20:02 2 11.51 0.02 2.09 0.29 0.07 86.01 05:20:02 3 11.37 0.02 1.86 0.41 0.07 86.27 05:20:02 4 10.94 0.03 1.84 0.19 0.06 86.94 05:20:02 5 11.56 0.02 1.97 0.32 0.07 86.06 05:20:02 6 12.46 0.02 1.93 0.34 0.06 85.18 05:20:02 7 12.01 0.03 1.92 0.44 0.07 85.53 05:30:02 all 6.13 0.00 1.37 0.03 0.07 92.41 05:30:02 0 5.29 0.00 1.76 0.03 0.06 92.85 05:30:02 1 6.54 0.00 1.46 0.04 0.07 91.89 05:30:02 2 5.44 0.00 1.29 0.04 0.07 93.16 05:30:02 3 5.72 0.00 1.34 0.02 0.07 92.86 05:30:02 4 6.83 0.00 1.32 0.02 0.07 91.76 05:30:02 5 5.96 0.00 1.21 0.01 0.06 92.76 05:30:02 6 6.72 0.00 1.33 0.02 0.06 91.86 05:30:02 7 6.52 0.00 1.24 0.07 0.07 92.11 Average: all 8.87 0.01 1.68 0.18 0.07 89.20 Average: 0 8.18 0.01 2.01 0.16 0.06 89.58 Average: 1 9.19 0.01 1.77 0.18 0.06 88.79 Average: 2 8.48 0.01 1.69 0.17 0.07 89.57 Average: 3 8.55 0.01 1.60 0.22 0.07 89.55 Average: 4 8.89 0.02 1.58 0.10 0.06 89.34 Average: 5 8.76 0.01 1.59 0.17 0.06 89.41 Average: 6 9.60 0.01 1.63 0.18 0.06 88.51 Average: 7 9.27 0.02 1.58 0.26 0.07 88.81