---> uname -a: Linux prd-ubuntu2204-docker-8c-8g-500 5.15.0-171-generic #181-Ubuntu SMP Fri Feb 6 22:44:50 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 17G 139G 11% / 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 776 21166 4 10149 30848 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:e6:bf:ad brd ff:ff:ff:ff:ff:ff altname enp0s3 inet 10.30.107.166/23 metric 100 brd 10.30.107.255 scope global dynamic ens3 valid_lft 83456sec preferred_lft 83456sec inet6 fe80::f816:3eff:fee6:bfad/64 scope link valid_lft forever preferred_lft forever 3: docker0: mtu 1458 qdisc noqueue state DOWN group default link/ether e2:f4:bf:4b:47:47 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::e0f4:bfff:fe4b:4747/64 scope link valid_lft forever preferred_lft forever ---> sar -b -r -n DEV: Linux 5.15.0-171-generic (prd-ubuntu2204-docker-8c-8g-500) 03/08/26 _x86_64_ (8 CPU) 13:35:22 LINUX RESTART (8 CPU) 13:40:01 tps rtps wtps dtps bread/s bwrtn/s bdscd/s 13:50:13 1.48 0.04 1.43 0.01 1.77 18.16 216.66 14:00:23 1.48 0.20 1.27 0.00 1.77 15.04 0.00 14:10:01 1.22 0.00 1.22 0.00 0.00 14.37 0.00 14:20:20 142.87 4.99 131.95 5.93 626.61 26350.51 4559.17 Average: 37.57 1.34 34.72 1.52 161.13 6750.09 1220.62 13:40:01 kbmemfree kbavail kbmemused %memused kbbuffers kbcached kbcommit %commit kbactive kbinact kbdirty 13:50:13 30154652 31775832 611788 1.86 60064 1900144 1500848 4.43 181140 2231104 8 14:00:23 30145448 31767820 619944 1.89 61084 1900164 1508188 4.45 182172 2237392 4 14:10:01 30141208 31764096 623552 1.90 61444 1900304 1508700 4.45 182532 2246544 12 14:20:20 19640388 29300220 2937488 8.94 201388 9464924 9439924 27.84 1190820 11241764 329516 Average: 27520424 31151992 1198193 3.65 95995 3791384 3489415 10.29 434166 4489201 82385 13:40:01 IFACE rxpck/s txpck/s rxkB/s txkB/s rxcmp/s txcmp/s rxmcst/s %ifutil 13:50:13 lo 0.10 0.10 0.01 0.01 0.00 0.00 0.00 0.00 13:50:13 ens3 0.31 0.21 0.14 0.23 0.00 0.00 0.00 0.00 13:50:13 docker0 0.00 0.00 0.00 0.00 0.00 0.00 0.00 0.00 14:00:23 lo 0.10 0.10 0.01 0.01 0.00 0.00 0.00 0.00 14:00:23 ens3 0.25 0.18 0.09 0.20 0.00 0.00 0.00 0.00 14:00:23 docker0 0.00 0.00 0.00 0.00 0.00 0.00 0.00 0.00 14:10:01 lo 0.10 0.10 0.01 0.01 0.00 0.00 0.00 0.00 14:10:01 ens3 0.43 0.26 0.17 0.29 0.00 0.00 0.00 0.00 14:10:01 docker0 0.00 0.00 0.00 0.00 0.00 0.00 0.00 0.00 14:20:20 lo 1.34 1.34 0.26 0.26 0.00 0.00 0.00 0.00 14:20:20 ens3 163.85 94.04 3737.95 17.48 0.00 0.00 0.00 0.00 14:20:20 docker0 3.45 5.60 0.34 134.20 0.00 0.00 0.00 0.00 14:20:20 br-546eef833256 1.33 2.27 0.09 35.04 0.00 0.00 0.00 0.00 14:20:20 veth8fb558a 0.00 0.09 0.00 0.00 0.00 0.00 0.00 0.00 14:20:20 veth3eb758d 14.43 16.58 2.69 2.58 0.00 0.00 0.00 0.00 14:20:20 veth89b20c7 0.45 0.63 0.07 0.09 0.00 0.00 0.00 0.00 14:20:20 veth20eadc2 0.06 0.14 0.01 0.10 0.00 0.00 0.00 0.00 14:20:20 veth5d4b478 2.37 1.92 0.26 0.28 0.00 0.00 0.00 0.00 14:20:20 veth5d18c33 1.24 2.30 0.10 35.04 0.00 0.00 0.00 0.00 14:20:20 veth5bffff0 8.93 8.95 1.56 1.81 0.00 0.00 0.00 0.00 14:20:20 veth113b0ba 1.41 1.69 0.26 0.19 0.00 0.00 0.00 0.00 14:20:20 veth8d1c903 0.56 0.76 0.08 0.07 0.00 0.00 0.00 0.00 14:20:20 vethbfba579 3.45 5.61 0.39 134.20 0.00 0.00 0.00 0.01 Average: lo 0.42 0.42 0.07 0.07 0.00 0.00 0.00 0.00 Average: ens3 42.15 24.21 955.95 4.65 0.00 0.00 0.00 0.00 Average: docker0 0.88 1.43 0.09 34.32 0.00 0.00 0.00 0.00 Average: br-546eef833256 0.34 0.58 0.02 8.96 0.00 0.00 0.00 0.00 Average: veth8fb558a 0.00 0.02 0.00 0.00 0.00 0.00 0.00 0.00 Average: veth3eb758d 3.69 4.24 0.69 0.66 0.00 0.00 0.00 0.00 Average: veth89b20c7 0.11 0.16 0.02 0.02 0.00 0.00 0.00 0.00 Average: veth20eadc2 0.02 0.04 0.00 0.03 0.00 0.00 0.00 0.00 Average: veth5d4b478 0.61 0.49 0.07 0.07 0.00 0.00 0.00 0.00 Average: veth5d18c33 0.32 0.59 0.03 8.96 0.00 0.00 0.00 0.00 Average: veth5bffff0 2.28 2.29 0.40 0.46 0.00 0.00 0.00 0.00 Average: veth113b0ba 0.36 0.43 0.07 0.05 0.00 0.00 0.00 0.00 Average: veth8d1c903 0.14 0.20 0.02 0.02 0.00 0.00 0.00 0.00 Average: vethbfba579 0.88 1.44 0.10 34.32 0.00 0.00 0.00 0.00 ---> sar -P ALL: Linux 5.15.0-171-generic (prd-ubuntu2204-docker-8c-8g-500) 03/08/26 _x86_64_ (8 CPU) 13:35:22 LINUX RESTART (8 CPU) 13:40:01 CPU %user %nice %system %iowait %steal %idle 13:50:13 all 0.02 0.00 0.02 0.01 0.01 99.95 13:50:13 0 0.02 0.00 0.02 0.00 0.01 99.95 13:50:13 1 0.02 0.00 0.01 0.00 0.00 99.97 13:50:13 2 0.04 0.00 0.04 0.00 0.03 99.89 13:50:13 3 0.01 0.00 0.01 0.00 0.01 99.97 13:50:13 4 0.01 0.00 0.00 0.00 0.00 99.98 13:50:13 5 0.01 0.00 0.01 0.01 0.01 99.96 13:50:13 6 0.03 0.00 0.01 0.00 0.00 99.96 13:50:13 7 0.02 0.00 0.02 0.03 0.01 99.92 14:00:23 all 0.02 0.00 0.01 0.01 0.01 99.95 14:00:23 0 0.00 0.00 0.01 0.00 0.00 99.98 14:00:23 1 0.01 0.00 0.01 0.00 0.00 99.97 14:00:23 2 0.07 0.00 0.04 0.00 0.03 99.86 14:00:23 3 0.01 0.00 0.01 0.00 0.01 99.98 14:00:23 4 0.01 0.00 0.01 0.00 0.00 99.98 14:00:23 5 0.01 0.00 0.01 0.03 0.01 99.94 14:00:23 6 0.02 0.00 0.00 0.00 0.00 99.98 14:00:23 7 0.03 0.00 0.01 0.01 0.01 99.94 14:10:01 all 0.09 0.00 0.01 0.00 0.01 99.89 14:10:01 0 0.00 0.00 0.01 0.00 0.00 99.99 14:10:01 1 0.02 0.00 0.00 0.00 0.01 99.97 14:10:01 2 0.60 0.00 0.03 0.00 0.03 99.34 14:10:01 3 0.01 0.00 0.01 0.00 0.01 99.97 14:10:01 4 0.01 0.00 0.01 0.00 0.00 99.98 14:10:01 5 0.01 0.00 0.02 0.02 0.01 99.93 14:10:01 6 0.01 0.00 0.01 0.00 0.01 99.97 14:10:01 7 0.03 0.00 0.01 0.01 0.01 99.94 14:20:20 all 6.01 0.00 1.57 0.63 0.03 91.76 14:20:20 0 6.25 0.00 1.62 0.82 0.03 91.29 14:20:20 1 6.32 0.00 1.43 0.57 0.02 91.65 14:20:20 2 6.26 0.00 1.51 0.52 0.04 91.66 14:20:20 3 4.92 0.00 1.57 0.80 0.03 92.68 14:20:20 4 7.06 0.00 1.59 0.52 0.02 90.81 14:20:20 5 5.99 0.00 1.59 0.50 0.02 91.89 14:20:20 6 5.52 0.00 1.66 0.69 0.03 92.10 14:20:20 7 5.78 0.00 1.55 0.65 0.03 91.99 Average: all 1.57 0.00 0.41 0.17 0.01 97.84 Average: 0 1.60 0.00 0.42 0.21 0.01 97.76 Average: 1 1.63 0.00 0.37 0.15 0.01 97.84 Average: 2 1.77 0.00 0.41 0.13 0.03 97.65 Average: 3 1.26 0.00 0.41 0.20 0.02 98.11 Average: 4 1.81 0.00 0.41 0.13 0.01 97.64 Average: 5 1.54 0.00 0.42 0.14 0.01 97.89 Average: 6 1.42 0.00 0.43 0.18 0.01 97.96 Average: 7 1.49 0.00 0.40 0.18 0.02 97.91