---> uname -a: Linux prd-ubuntu2204-docker-8c-8g-14343 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 25G 131G 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 992 12446 4 18654 30632 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:a5:bf:43 brd ff:ff:ff:ff:ff:ff altname enp0s3 inet 10.30.107.66/23 metric 100 brd 10.30.107.255 scope global dynamic ens3 valid_lft 84413sec preferred_lft 84413sec inet6 fe80::f816:3eff:fea5:bf43/64 scope link valid_lft forever preferred_lft forever 3: docker0: mtu 1458 qdisc noqueue state DOWN group default link/ether a2:e4:2f:97:11:93 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::a0e4:2fff:fe97:1193/64 scope link valid_lft forever preferred_lft forever ---> sar -b -r -n DEV: Linux 5.15.0-186-generic (prd-ubuntu2204-docker-8c-8g-14343) 07/31/26 _x86_64_ (8 CPU) 12:31:44 LINUX RESTART (8 CPU) 12:40:01 tps rtps wtps dtps bread/s bwrtn/s bdscd/s 12:50:05 212.36 0.31 204.65 7.40 15.31 37993.05 49623.34 13:00:05 11.21 0.15 10.69 0.38 5.63 487.44 4869.87 Average: 112.07 0.23 107.94 3.90 10.48 19292.92 27309.45 12:40:01 kbmemfree kbavail kbmemused %memused kbbuffers kbcached kbcommit %commit kbactive kbinact kbdirty 12:50:05 1011604 20541052 11611756 35.33 600616 18034900 17587168 51.86 4785696 23383640 640 13:00:05 276528 19568704 12583152 38.29 586584 17810876 18657240 55.02 4802824 24096224 708 Average: 644066 20054878 12097454 36.81 593600 17922888 18122204 53.44 4794260 23739932 674 12:40:01 IFACE rxpck/s txpck/s rxkB/s txkB/s rxcmp/s txcmp/s rxmcst/s %ifutil 12:50:05 lo 0.62 0.62 0.05 0.05 0.00 0.00 0.00 0.00 12:50:05 ens3 113.00 77.57 1743.97 17.03 0.00 0.00 0.00 0.00 12:50:05 docker0 15.70 27.78 0.92 595.84 0.00 0.00 0.00 0.00 12:50:05 br-f0714ce8e5f3 0.29 0.26 0.01 0.02 0.00 0.00 0.00 0.00 12:50:05 vethd0f4b84 0.03 0.13 0.00 0.01 0.00 0.00 0.00 0.00 12:50:05 veth6b475d7 30.76 31.95 9.32 8.97 0.00 0.00 0.00 0.00 12:50:05 veth1d3f8a3 0.03 0.12 0.00 0.01 0.00 0.00 0.00 0.00 12:50:05 veth220486a 0.36 0.37 0.04 0.17 0.00 0.00 0.00 0.00 12:50:05 veth7cc411e 0.02 0.10 0.00 0.01 0.00 0.00 0.00 0.00 12:50:05 vethc03e9e2 26.76 25.57 10.16 5.71 0.00 0.00 0.00 0.00 12:50:05 veth193ad3c 0.29 0.44 0.40 2.22 0.00 0.00 0.00 0.00 12:50:05 veth57d379c 1.40 1.14 0.19 1.21 0.00 0.00 0.00 0.00 13:00:05 lo 7.73 7.73 36.64 36.64 0.00 0.00 0.00 0.00 13:00:05 ens3 14.88 10.51 4.74 5.24 0.00 0.00 0.00 0.00 13:00:05 docker0 0.00 0.00 0.00 0.00 0.00 0.00 0.00 0.00 13:00:05 br-f0714ce8e5f3 4.35 4.06 35.80 0.93 0.00 0.00 0.00 0.00 13:00:05 vethd0f4b84 0.00 0.00 0.00 0.00 0.00 0.00 0.00 0.00 13:00:05 veth6b475d7 307.57 332.22 243.82 157.70 0.00 0.00 0.00 0.02 13:00:05 veth1d3f8a3 0.23 0.20 0.02 0.08 0.00 0.00 0.00 0.00 13:00:05 veth220486a 0.40 0.20 0.07 0.35 0.00 0.00 0.00 0.00 13:00:05 veth7cc411e 0.00 0.00 0.00 0.00 0.00 0.00 0.00 0.00 13:00:05 vethc03e9e2 127.77 117.03 110.10 76.34 0.00 0.00 0.00 0.01 13:00:05 veth57d379c 212.84 198.24 97.36 171.66 0.00 0.00 0.00 0.01 Average: lo 4.17 4.17 18.29 18.29 0.00 0.00 0.00 0.00 Average: ens3 64.07 44.14 876.80 11.15 0.00 0.00 0.00 0.00 Average: docker0 7.87 13.93 0.46 298.76 0.00 0.00 0.00 0.00 Average: br-f0714ce8e5f3 2.32 2.15 17.86 0.47 0.00 0.00 0.00 0.00 Average: vethd0f4b84 0.02 0.07 0.00 0.00 0.00 0.00 0.00 0.00 Average: veth6b475d7 168.78 181.66 126.24 83.13 0.00 0.00 0.00 0.01 Average: veth1d3f8a3 0.13 0.16 0.01 0.05 0.00 0.00 0.00 0.00 Average: veth220486a 0.38 0.29 0.05 0.26 0.00 0.00 0.00 0.00 Average: veth7cc411e 0.01 0.05 0.00 0.00 0.00 0.00 0.00 0.00 Average: vethc03e9e2 77.12 71.17 59.99 40.93 0.00 0.00 0.00 0.00 Average: veth57d379c 106.82 99.42 48.64 86.19 0.00 0.00 0.00 0.01 ---> sar -P ALL: Linux 5.15.0-186-generic (prd-ubuntu2204-docker-8c-8g-14343) 07/31/26 _x86_64_ (8 CPU) 12:31:44 LINUX RESTART (8 CPU) 12:40:01 CPU %user %nice %system %iowait %steal %idle 12:50:05 all 12.80 0.02 2.57 1.74 0.07 82.80 12:50:05 0 12.18 0.03 2.88 3.10 0.06 81.75 12:50:05 1 16.34 0.02 2.58 0.89 0.07 80.11 12:50:05 2 14.36 0.03 2.67 1.22 0.07 81.65 12:50:05 3 11.47 0.01 2.47 1.83 0.06 84.16 12:50:05 4 12.35 0.03 2.40 1.33 0.07 83.83 12:50:05 5 11.59 0.04 2.51 2.39 0.07 83.40 12:50:05 6 12.24 0.01 2.75 1.96 0.07 82.96 12:50:05 7 11.89 0.02 2.32 1.18 0.06 84.54 13:00:05 all 7.26 0.00 1.40 0.03 0.07 91.24 13:00:05 0 7.50 0.00 1.73 0.03 0.07 90.68 13:00:05 1 7.47 0.00 1.61 0.02 0.07 90.83 13:00:05 2 6.42 0.00 1.35 0.05 0.07 92.11 13:00:05 3 6.67 0.00 1.25 0.05 0.07 91.96 13:00:05 4 8.64 0.00 1.55 0.06 0.07 89.68 13:00:05 5 7.19 0.00 1.29 0.02 0.07 91.43 13:00:05 6 7.12 0.00 1.35 0.01 0.07 91.43 13:00:05 7 7.04 0.00 1.08 0.01 0.07 91.81 Average: all 10.04 0.01 1.99 0.89 0.07 87.00 Average: 0 9.85 0.01 2.30 1.57 0.06 86.20 Average: 1 11.92 0.01 2.10 0.45 0.07 85.45 Average: 2 10.41 0.02 2.02 0.64 0.07 86.85 Average: 3 9.08 0.00 1.86 0.95 0.07 88.04 Average: 4 10.50 0.01 1.98 0.70 0.07 86.74 Average: 5 9.40 0.02 1.90 1.21 0.07 87.40 Average: 6 9.70 0.01 2.06 0.99 0.07 87.18 Average: 7 9.48 0.01 1.70 0.60 0.06 88.15