---> uname -a: Linux prd-ubuntu2204-docker-8c-8g-19839 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 28G 128G 18% / 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 909 11204 4 19979 30715 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:bf:6a:7a brd ff:ff:ff:ff:ff:ff altname enp0s3 inet 10.30.106.69/23 metric 100 brd 10.30.107.255 scope global dynamic ens3 valid_lft 83985sec preferred_lft 83985sec inet6 fe80::f816:3eff:febf:6a7a/64 scope link valid_lft forever preferred_lft forever 3: docker0: mtu 1458 qdisc noqueue state DOWN group default link/ether 4e:16:7d:73:15:2b 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::4c16:7dff:fe73:152b/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-19839) 02/24/26 _x86_64_ (8 CPU) 15:00:34 LINUX RESTART (8 CPU) 15:10:12 tps rtps wtps dtps bread/s bwrtn/s bdscd/s 15:20:01 286.86 0.41 276.62 9.84 16.99 52542.01 87459.01 15:30:12 50.88 0.56 47.77 2.55 11.90 2625.04 3046.89 15:40:00 14.47 0.55 12.97 0.95 8.44 457.23 16059.53 Average: 116.74 0.51 111.81 4.43 12.44 18375.74 35165.12 15:10:12 kbmemfree kbavail kbmemused %memused kbbuffers kbcached kbcommit %commit kbactive kbinact kbdirty 15:20:01 2656252 24907564 7241908 22.04 604472 20680888 10762664 31.74 5951048 20519296 12488 15:30:12 261792 20897004 11244848 34.22 587096 19089448 16557688 48.83 5880512 22968116 564 15:40:00 8190600 28076688 4106128 12.49 586336 18336200 4727612 13.94 5597740 17248876 1104 Average: 3702881 24627085 7530961 22.92 592635 19368845 10682655 31.50 5809767 20245429 4719 15:10:12 IFACE rxpck/s txpck/s rxkB/s txkB/s rxcmp/s txcmp/s rxmcst/s %ifutil 15:20:01 lo 0.60 0.60 0.08 0.08 0.00 0.00 0.00 0.00 15:20:01 ens3 183.09 121.31 2494.64 27.22 0.00 0.00 0.00 0.00 15:20:01 docker0 26.26 39.09 1.47 493.24 0.00 0.00 0.00 0.00 15:20:01 br-95a5c35c6684 0.19 0.19 0.01 0.01 0.00 0.00 0.00 0.00 15:20:01 vetha90a695 0.03 0.08 0.00 0.01 0.00 0.00 0.00 0.00 15:20:01 veth4f4de04 0.02 0.06 0.00 0.00 0.00 0.00 0.00 0.00 15:20:01 veth1bf84a5 0.06 0.10 0.00 0.01 0.00 0.00 0.00 0.00 15:20:01 veth559233b 0.04 0.08 0.00 0.01 0.00 0.00 0.00 0.00 15:20:01 veth52c102f 0.03 0.07 0.00 0.00 0.00 0.00 0.00 0.00 15:30:12 lo 2.04 2.04 4.78 4.78 0.00 0.00 0.00 0.00 15:30:12 ens3 5.90 2.80 2.63 2.24 0.00 0.00 0.00 0.00 15:30:12 docker0 0.00 0.00 0.00 0.00 0.00 0.00 0.00 0.00 15:30:12 br-95a5c35c6684 1.09 1.02 4.50 0.29 0.00 0.00 0.00 0.00 15:30:12 vetha90a695 0.10 0.13 0.01 0.03 0.00 0.00 0.00 0.00 15:30:12 veth4f4de04 0.00 0.05 0.00 0.00 0.00 0.00 0.00 0.00 15:30:12 veth1bf84a5 129.37 138.06 84.51 66.48 0.00 0.00 0.00 0.01 15:30:12 veth559233b 0.00 0.05 0.00 0.00 0.00 0.00 0.00 0.00 15:30:12 veth52c102f 0.49 0.38 0.07 0.31 0.00 0.00 0.00 0.00 15:30:12 veth925cb57 86.35 80.67 60.33 41.12 0.00 0.00 0.00 0.00 15:30:12 vethed95c51 51.65 47.76 23.90 42.92 0.00 0.00 0.00 0.00 15:40:00 lo 10.64 10.64 53.26 53.26 0.00 0.00 0.00 0.00 15:40:00 ens3 18.88 10.41 5.91 5.33 0.00 0.00 0.00 0.00 15:40:00 docker0 0.00 0.00 0.00 0.00 0.00 0.00 0.00 0.00 15:40:00 br-95a5c35c6684 5.98 5.93 52.41 1.02 0.00 0.00 0.00 0.00 15:40:00 vetha90a695 0.17 0.17 0.02 0.07 0.00 0.00 0.00 0.00 Average: lo 4.39 4.39 19.17 19.17 0.00 0.00 0.00 0.00 Average: ens3 68.61 44.39 825.61 11.50 0.00 0.00 0.00 0.00 Average: docker0 8.66 12.89 0.49 162.68 0.00 0.00 0.00 0.00 Average: br-95a5c35c6684 2.40 2.36 18.77 0.44 0.00 0.00 0.00 0.00 Average: vetha90a695 0.10 0.13 0.01 0.03 0.00 0.00 0.00 0.00 ---> sar -P ALL: Linux 5.15.0-171-generic (prd-ubuntu2204-docker-8c-8g-19839) 02/24/26 _x86_64_ (8 CPU) 15:00:34 LINUX RESTART (8 CPU) 15:10:12 CPU %user %nice %system %iowait %steal %idle 15:20:01 all 21.20 0.00 3.28 1.39 0.07 74.06 15:20:01 0 24.15 0.00 3.92 1.06 0.07 70.81 15:20:01 1 24.08 0.00 3.60 1.70 0.08 70.55 15:20:01 2 20.96 0.00 3.40 1.66 0.08 73.90 15:20:01 3 22.62 0.00 2.79 1.16 0.07 73.35 15:20:01 4 20.66 0.00 3.47 1.77 0.06 74.03 15:20:01 5 20.04 0.00 2.85 1.35 0.07 75.69 15:20:01 6 18.43 0.01 2.94 1.18 0.07 77.37 15:20:01 7 18.65 0.00 3.26 1.26 0.06 76.76 15:30:12 all 8.77 0.02 0.82 0.18 0.06 90.15 15:30:12 0 8.08 0.01 0.95 0.64 0.06 90.26 15:30:12 1 8.72 0.03 1.01 0.14 0.06 90.04 15:30:12 2 11.09 0.02 0.82 0.17 0.07 87.83 15:30:12 3 8.57 0.01 0.71 0.10 0.06 90.54 15:30:12 4 7.68 0.02 0.79 0.19 0.06 91.25 15:30:12 5 7.53 0.02 0.75 0.06 0.06 91.56 15:30:12 6 8.46 0.04 0.89 0.06 0.06 90.50 15:30:12 7 10.02 0.01 0.65 0.09 0.06 89.17 15:40:00 all 4.77 0.00 1.01 0.05 0.06 94.11 15:40:00 0 4.89 0.00 1.10 0.03 0.06 93.92 15:40:00 1 5.11 0.00 1.12 0.04 0.07 93.66 15:40:00 2 5.21 0.00 1.08 0.09 0.07 93.55 15:40:00 3 4.79 0.00 1.05 0.08 0.06 94.01 15:40:00 4 4.84 0.00 0.84 0.02 0.06 94.24 15:40:00 5 4.88 0.00 0.95 0.05 0.07 94.06 15:40:00 6 4.46 0.00 1.06 0.02 0.06 94.39 15:40:00 7 3.99 0.00 0.88 0.04 0.06 95.02 Average: all 11.56 0.01 1.69 0.54 0.06 86.13 Average: 0 12.34 0.00 1.98 0.58 0.06 85.04 Average: 1 12.61 0.01 1.90 0.62 0.07 84.79 Average: 2 12.42 0.01 1.76 0.64 0.07 85.11 Average: 3 11.97 0.01 1.51 0.44 0.07 86.00 Average: 4 11.02 0.01 1.69 0.66 0.06 86.56 Average: 5 10.79 0.01 1.51 0.49 0.07 87.14 Average: 6 10.44 0.02 1.62 0.42 0.06 87.43 Average: 7 10.89 0.00 1.59 0.46 0.06 86.99