---> uname -a: Linux prd-ubuntu2204-docker-8c-8g-2515 5.15.0-179-generic #189-Ubuntu SMP Tue May 5 18:20:56 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: 5599.94 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 841 12686 4 18564 30783 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:f9:96:9b brd ff:ff:ff:ff:ff:ff altname enp0s3 inet 10.30.106.254/23 metric 100 brd 10.30.107.255 scope global dynamic ens3 valid_lft 84459sec preferred_lft 84459sec inet6 fe80::f816:3eff:fef9:969b/64 scope link valid_lft forever preferred_lft forever 3: docker0: mtu 1458 qdisc noqueue state DOWN group default link/ether a6:87:ea:b7:4a:09 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::a487:eaff:feb7:4a09/64 scope link valid_lft forever preferred_lft forever ---> sar -b -r -n DEV: Linux 5.15.0-179-generic (prd-ubuntu2204-docker-8c-8g-2515) 06/25/26 _x86_64_ (8 CPU) 12:21:12 LINUX RESTART (8 CPU) 12:30:00 tps rtps wtps dtps bread/s bwrtn/s bdscd/s 12:40:18 161.45 0.76 154.82 5.87 28.01 28188.89 32100.77 12:50:01 12.19 0.18 11.67 0.34 7.69 512.05 6104.62 Average: 89.04 0.48 85.38 3.19 18.15 14763.31 19490.46 12:30:00 kbmemfree kbavail kbmemused %memused kbbuffers kbcached kbcommit %commit kbactive kbinact kbdirty 12:40:18 590796 20316456 11833944 36.01 601564 18209724 17795720 52.48 4889860 23636496 1308 12:50:01 242824 19410328 12739456 38.77 583892 17673508 18791264 55.41 4875988 24019344 364 Average: 416810 19863392 12286700 37.39 592728 17941616 18293492 53.95 4882924 23827920 836 12:30:00 IFACE rxpck/s txpck/s rxkB/s txkB/s rxcmp/s txcmp/s rxmcst/s %ifutil 12:40:18 lo 0.57 0.57 0.04 0.04 0.00 0.00 0.00 0.00 12:40:18 ens3 113.75 76.49 1430.66 17.11 0.00 0.00 0.00 0.00 12:40:18 docker0 7.65 15.83 0.46 342.70 0.00 0.00 0.00 0.00 12:40:18 br-da9f0c61bd86 0.29 0.26 0.01 0.02 0.00 0.00 0.00 0.00 12:40:18 veth2ce8bf6 0.03 0.12 0.00 0.01 0.00 0.00 0.00 0.00 12:40:18 vethdf6478e 0.03 0.13 0.00 0.01 0.00 0.00 0.00 0.00 12:40:18 veth050870d 53.51 56.68 22.36 28.66 0.00 0.00 0.00 0.00 12:40:18 veth26330f9 0.42 0.39 0.05 0.22 0.00 0.00 0.00 0.00 12:40:18 veth41614ad 0.02 0.10 0.00 0.01 0.00 0.00 0.00 0.00 12:40:18 veth1022c23 52.50 48.79 39.44 19.09 0.00 0.00 0.00 0.00 12:40:18 veth22b0850 0.83 1.50 0.86 11.74 0.00 0.00 0.00 0.00 12:40:18 veth935254c 1.79 1.43 0.24 1.46 0.00 0.00 0.00 0.00 12:50:01 lo 9.39 9.39 41.13 41.13 0.00 0.00 0.00 0.00 12:50:01 ens3 15.20 9.80 4.82 5.27 0.00 0.00 0.00 0.00 12:50:01 docker0 0.00 0.00 0.00 0.00 0.00 0.00 0.00 0.00 12:50:01 br-da9f0c61bd86 5.28 4.97 40.11 1.13 0.00 0.00 0.00 0.00 12:50:01 veth2ce8bf6 0.23 0.21 0.03 0.09 0.00 0.00 0.00 0.00 12:50:01 vethdf6478e 0.00 0.01 0.00 0.00 0.00 0.00 0.00 0.00 12:50:01 veth050870d 338.43 364.47 273.05 163.31 0.00 0.00 0.00 0.02 12:50:01 veth26330f9 0.40 0.20 0.07 0.34 0.00 0.00 0.00 0.00 12:50:01 veth41614ad 0.00 0.00 0.00 0.00 0.00 0.00 0.00 0.00 12:50:01 veth1022c23 118.33 109.67 91.02 73.35 0.00 0.00 0.00 0.01 12:50:01 veth935254c 254.43 236.89 116.96 204.02 0.00 0.00 0.00 0.02 Average: lo 4.85 4.85 19.98 19.98 0.00 0.00 0.00 0.00 Average: ens3 65.94 44.14 739.01 11.37 0.00 0.00 0.00 0.00 Average: docker0 3.94 8.15 0.24 176.46 0.00 0.00 0.00 0.00 Average: br-da9f0c61bd86 2.71 2.55 19.46 0.56 0.00 0.00 0.00 0.00 Average: veth2ce8bf6 0.13 0.16 0.01 0.05 0.00 0.00 0.00 0.00 Average: vethdf6478e 0.02 0.07 0.00 0.00 0.00 0.00 0.00 0.00 Average: veth050870d 191.72 205.98 143.97 93.98 0.00 0.00 0.00 0.01 Average: veth26330f9 0.41 0.30 0.06 0.28 0.00 0.00 0.00 0.00 Average: veth41614ad 0.01 0.05 0.00 0.00 0.00 0.00 0.00 0.00 Average: veth1022c23 84.44 78.32 64.46 45.41 0.00 0.00 0.00 0.01 Average: veth935254c 124.34 115.65 56.86 99.71 0.00 0.00 0.00 0.01 ---> sar -P ALL: Linux 5.15.0-179-generic (prd-ubuntu2204-docker-8c-8g-2515) 06/25/26 _x86_64_ (8 CPU) 12:21:12 LINUX RESTART (8 CPU) 12:30:00 CPU %user %nice %system %iowait %steal %idle 12:40:18 all 11.50 0.02 2.20 0.58 0.07 85.64 12:40:18 0 10.65 0.01 2.00 0.44 0.06 86.83 12:40:18 1 10.58 0.01 2.44 0.43 0.07 86.46 12:40:18 2 13.93 0.02 2.29 0.55 0.07 83.14 12:40:18 3 12.18 0.01 2.05 0.75 0.07 84.94 12:40:18 4 12.00 0.03 2.42 0.73 0.07 84.75 12:40:18 5 11.14 0.02 2.24 0.79 0.07 85.75 12:40:18 6 11.03 0.03 2.13 0.30 0.07 86.44 12:40:18 7 10.49 0.03 2.01 0.64 0.07 86.76 12:50:01 all 7.13 0.00 1.29 0.05 0.07 91.46 12:50:01 0 6.86 0.00 1.29 0.02 0.07 91.77 12:50:01 1 6.70 0.00 1.43 0.04 0.07 91.76 12:50:01 2 7.53 0.00 1.37 0.02 0.08 91.00 12:50:01 3 7.06 0.00 1.41 0.02 0.07 91.44 12:50:01 4 7.80 0.00 1.12 0.03 0.06 90.99 12:50:01 5 6.59 0.00 1.32 0.06 0.07 91.97 12:50:01 6 7.08 0.00 1.23 0.17 0.06 91.46 12:50:01 7 7.43 0.00 1.16 0.03 0.07 91.32 Average: all 9.39 0.01 1.76 0.32 0.07 88.46 Average: 0 8.82 0.01 1.66 0.24 0.06 89.22 Average: 1 8.70 0.01 1.95 0.24 0.07 89.03 Average: 2 10.84 0.01 1.84 0.29 0.07 86.94 Average: 3 9.70 0.01 1.74 0.39 0.07 88.09 Average: 4 9.97 0.02 1.79 0.39 0.07 87.77 Average: 5 8.93 0.01 1.79 0.44 0.07 88.76 Average: 6 9.12 0.02 1.69 0.24 0.07 88.87 Average: 7 9.01 0.02 1.59 0.34 0.07 88.97