---> uname -a: Linux prd-ubuntu2204-docker-8c-8g-3993 5.15.0-181-generic #191-Ubuntu SMP Fri May 22 19:09:02 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 1029 14044 4 17018 30595 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:ea:71:45 brd ff:ff:ff:ff:ff:ff altname enp0s3 inet 10.30.107.82/23 metric 100 brd 10.30.107.255 scope global dynamic ens3 valid_lft 83871sec preferred_lft 83871sec inet6 fe80::f816:3eff:feea:7145/64 scope link valid_lft forever preferred_lft forever 3: docker0: mtu 1458 qdisc noqueue state DOWN group default link/ether 22:fd:8e:9a:e6:2a 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::20fd:8eff:fe9a:e62a/64 scope link valid_lft forever preferred_lft forever ---> sar -b -r -n DEV: Linux 5.15.0-181-generic (prd-ubuntu2204-docker-8c-8g-3993) 06/30/26 _x86_64_ (8 CPU) 12:17:03 LINUX RESTART (8 CPU) 12:20:19 tps rtps wtps dtps bread/s bwrtn/s bdscd/s 12:30:00 644.09 0.68 603.12 40.29 34.00 61644.63 546602.95 12:40:01 29.73 0.47 26.64 2.62 24.65 3469.45 10820.19 12:50:01 12.45 0.06 11.99 0.40 1.88 2047.87 1518.39 Average: 224.45 0.40 209.88 14.17 20.04 21980.08 182575.70 12:20:19 kbmemfree kbavail kbmemused %memused kbbuffers kbcached kbcommit %commit kbactive kbinact kbdirty 12:30:00 845248 20491768 11661120 35.48 598348 18150664 17670624 52.11 4881688 23408568 3496 12:40:01 317468 18744332 13309660 40.50 581640 17057012 19726712 58.17 4929956 23903716 14476 12:50:01 406692 18260488 13797184 41.98 581056 16490348 20105316 59.29 4796216 23960616 13832 Average: 523136 19165529 12922655 39.32 587015 17232675 19167551 56.52 4869287 23757633 10601 12:20:19 IFACE rxpck/s txpck/s rxkB/s txkB/s rxcmp/s txcmp/s rxmcst/s %ifutil 12:30:00 lo 0.85 0.85 0.07 0.07 0.00 0.00 0.00 0.00 12:30:00 ens3 493.91 296.48 2901.96 99.63 0.00 0.00 0.00 0.00 12:30:00 docker0 17.15 33.50 1.06 784.37 0.00 0.00 0.00 0.00 12:30:00 br-8b4d9669079e 0.29 0.26 0.01 0.02 0.00 0.00 0.00 0.00 12:30:00 vethfb60c64 0.03 0.13 0.00 0.01 0.00 0.00 0.00 0.00 12:30:00 veth8d490a5 0.03 0.13 0.00 0.01 0.00 0.00 0.00 0.00 12:30:00 veth45a20f1 0.02 0.11 0.00 0.01 0.00 0.00 0.00 0.00 12:30:00 veth48cbef2 8.29 8.20 4.75 1.59 0.00 0.00 0.00 0.00 12:30:00 veth180f540 0.10 0.17 0.01 0.04 0.00 0.00 0.00 0.00 12:30:00 veth604c1c8 2.74 2.47 0.44 1.37 0.00 0.00 0.00 0.00 12:30:00 veth37f4c35 0.14 0.20 0.27 0.04 0.00 0.00 0.00 0.00 12:30:00 vethb2a9367 0.44 0.44 0.06 0.59 0.00 0.00 0.00 0.00 12:40:01 lo 16.45 16.45 45.17 45.17 0.00 0.00 0.00 0.00 12:40:01 ens3 12.54 10.39 31.66 2.09 0.00 0.00 0.00 0.00 12:40:01 docker0 0.00 0.00 0.00 0.00 0.00 0.00 0.00 0.00 12:40:01 br-8b4d9669079e 16.24 18.84 8.88 67.68 0.00 0.00 0.00 0.00 12:40:01 vethfb60c64 0.10 0.10 0.01 0.03 0.00 0.00 0.00 0.00 12:40:01 veth8d490a5 17.87 17.99 212.59 57.47 0.00 0.00 0.00 0.02 12:40:01 veth45a20f1 26.67 29.30 8.89 278.75 0.00 0.00 0.00 0.02 12:40:01 veth48cbef2 120.12 128.94 71.48 60.04 0.00 0.00 0.00 0.01 12:40:01 veth180f540 9.60 9.51 57.01 25.75 0.00 0.00 0.00 0.00 12:40:01 veth604c1c8 87.84 81.96 79.71 39.42 0.00 0.00 0.00 0.01 12:40:01 vethb2a9367 47.47 43.86 20.27 34.75 0.00 0.00 0.00 0.00 12:50:01 lo 36.88 36.88 180.56 180.56 0.00 0.00 0.00 0.00 12:50:01 ens3 0.96 0.65 0.29 0.57 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-8b4d9669079e 28.58 33.52 37.03 145.30 0.00 0.00 0.00 0.00 12:50:01 vethfb60c64 0.00 0.00 0.00 0.00 0.00 0.00 0.00 0.00 12:50:01 veth8d490a5 10.97 9.71 45.01 7.83 0.00 0.00 0.00 0.00 12:50:01 veth45a20f1 33.78 38.68 37.26 188.64 0.00 0.00 0.00 0.02 12:50:01 veth48cbef2 65.92 72.70 50.43 24.74 0.00 0.00 0.00 0.00 12:50:01 veth180f540 8.69 10.07 8.28 44.10 0.00 0.00 0.00 0.00 12:50:01 veth604c1c8 47.31 43.76 55.32 26.26 0.00 0.00 0.00 0.00 12:50:01 vethb2a9367 31.80 28.51 14.10 26.71 0.00 0.00 0.00 0.00 Average: lo 18.24 18.24 76.02 76.02 0.00 0.00 0.00 0.00 Average: ens3 165.77 100.50 958.00 33.42 0.00 0.00 0.00 0.00 Average: docker0 5.60 10.93 0.35 256.03 0.00 0.00 0.00 0.00 Average: br-8b4d9669079e 15.19 17.72 15.46 71.72 0.00 0.00 0.00 0.00 Average: vethfb60c64 0.04 0.07 0.00 0.01 0.00 0.00 0.00 0.00 Average: veth8d490a5 9.73 9.37 86.79 22.00 0.00 0.00 0.00 0.01 Average: veth45a20f1 20.37 22.93 15.54 157.43 0.00 0.00 0.00 0.01 Average: veth48cbef2 65.37 70.60 42.61 29.08 0.00 0.00 0.00 0.00 Average: veth180f540 6.19 6.65 22.00 23.54 0.00 0.00 0.00 0.00 Average: veth604c1c8 46.42 43.15 45.62 22.57 0.00 0.00 0.00 0.00 Average: vethb2a9367 26.85 24.52 11.60 20.89 0.00 0.00 0.00 0.00 ---> sar -P ALL: Linux 5.15.0-181-generic (prd-ubuntu2204-docker-8c-8g-3993) 06/30/26 _x86_64_ (8 CPU) 12:17:03 LINUX RESTART (8 CPU) 12:20:19 CPU %user %nice %system %iowait %steal %idle 12:30:00 all 34.84 0.02 4.56 1.11 0.09 59.38 12:30:00 0 36.36 0.01 4.76 1.03 0.09 57.75 12:30:00 1 37.80 0.03 4.41 1.34 0.09 56.33 12:30:00 2 36.33 0.02 4.63 1.42 0.09 57.51 12:30:00 3 31.80 0.02 4.46 1.18 0.09 62.45 12:30:00 4 33.23 0.02 4.12 0.95 0.08 61.60 12:30:00 5 35.18 0.01 4.73 1.04 0.08 58.96 12:30:00 6 35.13 0.02 4.90 0.97 0.09 58.89 12:30:00 7 32.88 0.02 4.51 0.92 0.08 61.59 12:40:01 all 10.17 0.01 1.58 0.11 0.08 88.04 12:40:01 0 9.67 0.00 1.65 0.10 0.08 88.50 12:40:01 1 11.06 0.00 1.67 0.08 0.09 87.10 12:40:01 2 10.05 0.01 1.60 0.06 0.09 88.20 12:40:01 3 10.37 0.00 1.64 0.25 0.09 87.64 12:40:01 4 10.27 0.01 1.52 0.06 0.08 88.07 12:40:01 5 10.96 0.01 1.58 0.15 0.08 87.22 12:40:01 6 10.41 0.01 1.63 0.18 0.08 87.68 12:40:01 7 8.58 0.01 1.38 0.04 0.08 89.92 12:50:01 all 7.63 0.00 1.72 0.04 0.09 90.53 12:50:01 0 6.93 0.00 1.79 0.06 0.09 91.12 12:50:01 1 7.97 0.00 1.91 0.02 0.09 90.02 12:50:01 2 7.90 0.00 1.73 0.04 0.09 90.24 12:50:01 3 7.43 0.00 1.64 0.03 0.09 90.81 12:50:01 4 7.92 0.00 1.62 0.05 0.09 90.32 12:50:01 5 7.74 0.00 1.74 0.02 0.09 90.42 12:50:01 6 7.36 0.00 1.60 0.03 0.09 90.93 12:50:01 7 7.77 0.00 1.69 0.05 0.08 90.40 Average: all 17.36 0.01 2.60 0.41 0.09 79.54 Average: 0 17.45 0.00 2.71 0.39 0.08 79.36 Average: 1 18.74 0.01 2.64 0.47 0.09 78.05 Average: 2 17.89 0.01 2.63 0.49 0.09 78.88 Average: 3 16.37 0.01 2.56 0.48 0.09 80.49 Average: 4 16.97 0.01 2.40 0.35 0.08 80.19 Average: 5 17.78 0.01 2.66 0.39 0.08 79.07 Average: 6 17.43 0.01 2.69 0.39 0.08 79.40 Average: 7 16.23 0.01 2.50 0.33 0.08 80.84