---> uname -a: Linux prd-ubuntu2204-docker-8c-8g-12218 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: 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 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 14G 142G 9% / 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 762 24462 4 6867 30862 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:d9:24:54 brd ff:ff:ff:ff:ff:ff altname enp0s3 inet 10.30.107.191/23 metric 100 brd 10.30.107.255 scope global dynamic ens3 valid_lft 82948sec preferred_lft 82948sec inet6 fe80::f816:3eff:fed9:2454/64 scope link valid_lft forever preferred_lft forever 3: docker0: mtu 1458 qdisc noqueue state DOWN group default link/ether 52:9f:18:df:15:7b 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 ---> sar -b -r -n DEV: Linux 5.15.0-186-generic (prd-ubuntu2204-docker-8c-8g-12218) 08/13/26 _x86_64_ (8 CPU) 14:36:26 LINUX RESTART (8 CPU) 14:40:07 tps rtps wtps dtps bread/s bwrtn/s bdscd/s 14:50:01 1.60 0.03 1.56 0.01 0.83 19.47 224.05 15:00:07 1.75 0.19 1.54 0.01 1.54 18.02 11.22 15:10:22 1.50 0.00 1.50 0.00 0.00 16.87 0.00 15:20:01 1.57 0.00 1.57 0.00 0.01 17.83 0.00 15:30:15 106.96 6.36 84.49 16.10 671.32 16791.12 484561.63 Average: 23.13 1.34 18.49 3.30 137.63 3444.89 99045.69 14:40:07 kbmemfree kbavail kbmemused %memused kbbuffers kbcached kbcommit %commit kbactive kbinact kbdirty 14:50:01 30137900 31794284 594080 1.81 59800 1935496 1511736 4.46 180636 2268720 4 15:00:07 30132964 31790768 597584 1.82 60904 1935644 1512124 4.46 181776 2276772 28 15:10:22 30127776 31786224 601904 1.83 61536 1935656 1512636 4.46 182392 2286376 8 15:20:01 30119476 31778700 609524 1.85 62140 1935792 1512700 4.46 183012 2293032 8 15:30:15 21631792 28531932 3758424 11.44 187504 6820376 6046412 17.83 872524 9725088 40 Average: 28429982 31136382 1232303 3.75 86377 2912593 2419122 7.13 320068 3769998 18 14:40:07 IFACE rxpck/s txpck/s rxkB/s txkB/s rxcmp/s txcmp/s rxmcst/s %ifutil 14:50:01 lo 0.11 0.11 0.01 0.01 0.00 0.00 0.00 0.00 14:50:01 ens3 0.31 0.22 0.13 0.21 0.00 0.00 0.00 0.00 14:50:01 docker0 0.00 0.00 0.00 0.00 0.00 0.00 0.00 0.00 15:00:07 lo 0.10 0.10 0.01 0.01 0.00 0.00 0.00 0.00 15:00:07 ens3 0.29 0.20 0.10 0.22 0.00 0.00 0.00 0.00 15:00:07 docker0 0.00 0.00 0.00 0.00 0.00 0.00 0.00 0.00 15:10:22 lo 0.10 0.10 0.01 0.01 0.00 0.00 0.00 0.00 15:10:22 ens3 0.42 0.23 0.15 0.29 0.00 0.00 0.00 0.00 15:10:22 docker0 0.00 0.00 0.00 0.00 0.00 0.00 0.00 0.00 15:20:01 lo 0.10 0.10 0.01 0.01 0.00 0.00 0.00 0.00 15:20:01 ens3 0.25 0.17 0.09 0.19 0.00 0.00 0.00 0.00 15:20:01 docker0 0.00 0.00 0.00 0.00 0.00 0.00 0.00 0.00 15:30:15 lo 0.90 0.90 0.11 0.11 0.00 0.00 0.00 0.00 15:30:15 ens3 209.61 111.33 2454.42 19.89 0.00 0.00 0.00 0.00 15:30:15 docker0 0.00 0.00 0.00 0.00 0.00 0.00 0.00 0.00 15:30:15 br-7b349f1761da 0.00 0.01 0.00 0.00 0.00 0.00 0.00 0.00 15:30:15 veth235a696 0.00 0.03 0.00 0.00 0.00 0.00 0.00 0.00 15:30:15 br-ec499c11b1a5 0.34 0.90 0.04 0.48 0.00 0.00 0.00 0.00 15:30:15 vethf3b11b5 14.50 15.19 1.28 32.36 0.00 0.00 0.00 0.00 15:30:15 vethab62d88 15.49 15.41 32.40 1.76 0.00 0.00 0.00 0.00 15:30:15 br-bde569558a67 0.85 0.31 0.46 0.04 0.00 0.00 0.00 0.00 15:30:15 veth6036824 0.85 0.32 0.47 0.04 0.00 0.00 0.00 0.00 Average: lo 0.27 0.27 0.03 0.03 0.00 0.00 0.00 0.00 Average: ens3 43.08 22.91 501.55 4.24 0.00 0.00 0.00 0.00 Average: docker0 0.00 0.00 0.00 0.00 0.00 0.00 0.00 0.00 Average: br-7b349f1761da 0.00 0.00 0.00 0.00 0.00 0.00 0.00 0.00 Average: veth235a696 0.00 0.01 0.00 0.00 0.00 0.00 0.00 0.00 Average: br-ec499c11b1a5 0.07 0.18 0.01 0.10 0.00 0.00 0.00 0.00 Average: vethf3b11b5 2.96 3.10 0.26 6.61 0.00 0.00 0.00 0.00 Average: vethab62d88 3.17 3.15 6.62 0.36 0.00 0.00 0.00 0.00 Average: br-bde569558a67 0.17 0.06 0.09 0.01 0.00 0.00 0.00 0.00 Average: veth6036824 0.17 0.07 0.10 0.01 0.00 0.00 0.00 0.00 ---> sar -P ALL: Linux 5.15.0-186-generic (prd-ubuntu2204-docker-8c-8g-12218) 08/13/26 _x86_64_ (8 CPU) 14:36:26 LINUX RESTART (8 CPU) 14:40:07 CPU %user %nice %system %iowait %steal %idle 14:50:01 all 0.06 0.00 0.02 0.01 0.01 99.91 14:50:01 0 0.13 0.00 0.02 0.00 0.01 99.83 14:50:01 1 0.02 0.00 0.02 0.03 0.01 99.92 14:50:01 2 0.17 0.00 0.01 0.00 0.01 99.81 14:50:01 3 0.03 0.00 0.03 0.00 0.03 99.92 14:50:01 4 0.02 0.00 0.02 0.00 0.01 99.95 14:50:01 5 0.03 0.00 0.02 0.00 0.01 99.94 14:50:01 6 0.01 0.00 0.01 0.00 0.01 99.97 14:50:01 7 0.02 0.00 0.02 0.00 0.01 99.95 15:00:07 all 0.09 0.00 0.02 0.01 0.01 99.88 15:00:07 0 0.01 0.00 0.01 0.00 0.01 99.97 15:00:07 1 0.04 0.00 0.04 0.03 0.02 99.87 15:00:07 2 0.55 0.00 0.02 0.00 0.01 99.43 15:00:07 3 0.00 0.00 0.01 0.00 0.00 99.98 15:00:07 4 0.02 0.00 0.01 0.00 0.01 99.96 15:00:07 5 0.01 0.00 0.01 0.00 0.00 99.97 15:00:07 6 0.03 0.00 0.01 0.00 0.00 99.96 15:00:07 7 0.02 0.00 0.02 0.00 0.01 99.94 15:10:22 all 0.03 0.00 0.02 0.00 0.01 99.93 15:10:22 0 0.00 0.00 0.01 0.00 0.00 99.98 15:10:22 1 0.03 0.00 0.05 0.03 0.03 99.87 15:10:22 2 0.16 0.00 0.02 0.00 0.01 99.81 15:10:22 3 0.01 0.00 0.02 0.00 0.00 99.96 15:10:22 4 0.02 0.00 0.01 0.00 0.01 99.96 15:10:22 5 0.01 0.00 0.01 0.00 0.01 99.96 15:10:22 6 0.02 0.00 0.01 0.00 0.00 99.97 15:10:22 7 0.02 0.00 0.02 0.00 0.01 99.95 15:20:01 all 0.11 0.00 0.02 0.00 0.01 99.86 15:20:01 0 0.00 0.00 0.02 0.01 0.01 99.97 15:20:01 1 0.00 0.00 0.02 0.02 0.01 99.94 15:20:01 2 0.45 0.00 0.01 0.00 0.00 99.53 15:20:01 3 0.02 0.00 0.02 0.00 0.01 99.96 15:20:01 4 0.02 0.00 0.02 0.00 0.01 99.95 15:20:01 5 0.02 0.00 0.01 0.00 0.01 99.96 15:20:01 6 0.34 0.00 0.03 0.00 0.03 99.60 15:20:01 7 0.02 0.00 0.01 0.00 0.01 99.96 15:30:15 all 9.02 0.00 1.06 0.36 0.05 89.51 15:30:15 0 10.37 0.00 1.27 0.73 0.05 87.58 15:30:15 1 9.99 0.00 1.30 0.29 0.05 88.37 15:30:15 2 7.76 0.00 1.02 0.68 0.04 90.49 15:30:15 3 8.63 0.00 0.95 0.11 0.04 90.26 15:30:15 4 11.33 0.00 0.99 0.14 0.04 87.50 15:30:15 5 7.33 0.00 0.91 0.29 0.04 91.43 15:30:15 6 7.10 0.00 0.93 0.14 0.05 91.79 15:30:15 7 9.64 0.00 1.08 0.52 0.04 88.70 Average: all 1.90 0.00 0.23 0.08 0.02 97.78 Average: 0 2.15 0.00 0.27 0.15 0.02 97.42 Average: 1 2.06 0.00 0.29 0.08 0.02 97.55 Average: 2 1.85 0.00 0.22 0.14 0.01 97.78 Average: 3 1.78 0.00 0.21 0.02 0.02 97.98 Average: 4 2.33 0.00 0.21 0.03 0.02 97.41 Average: 5 1.51 0.00 0.19 0.06 0.02 98.22 Average: 6 1.52 0.00 0.20 0.03 0.02 98.23 Average: 7 1.98 0.00 0.24 0.11 0.02 97.66