---> uname -a: Linux prd-ubuntu2204-docker-8c-8g-4459 5.15.0-190-generic #200-Ubuntu SMP Fri Aug 7 15:06:04 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 lbrv nrip_save tsc_scale vmcb_clean flushbyasid pausefilter pfthreshold v_vmsave_vmload vgif 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 26G 130G 17% / 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 1006 14964 4 16121 30617 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:6b:ed:9d brd ff:ff:ff:ff:ff:ff altname enp0s3 inet 10.30.106.67/23 metric 100 brd 10.30.107.255 scope global dynamic ens3 valid_lft 83123sec preferred_lft 83123sec inet6 fe80::f816:3eff:fe6b:ed9d/64 scope link valid_lft forever preferred_lft forever 3: docker0: mtu 1458 qdisc noqueue state DOWN group default link/ether 82:44:88:46:4c:d5 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::8044:88ff:fe46:4cd5/64 scope link valid_lft forever preferred_lft forever ---> sar -b -r -n DEV: Linux 5.15.0-190-generic (prd-ubuntu2204-docker-8c-8g-4459) 09/23/26 _x86_64_ (8 CPU) 13:10:35 LINUX RESTART (8 CPU) 13:20:01 tps rtps wtps dtps bread/s bwrtn/s bdscd/s 13:30:01 598.42 4.89 575.68 17.85 307.52 70802.66 74598.22 13:40:15 52.78 0.24 49.77 2.78 7.87 3783.91 2999.38 13:50:00 23.09 0.11 21.36 1.62 2.76 3657.32 9948.67 14:00:01 10.44 0.06 9.91 0.47 1.05 1464.91 401.71 Average: 171.35 1.33 164.34 5.69 79.83 19927.64 21945.01 13:20:01 kbmemfree kbavail kbmemused %memused kbbuffers kbcached kbcommit %commit kbactive kbinact kbdirty 13:30:01 3716612 23279736 8878176 27.02 574136 18129524 13114768 38.67 4540412 20977516 128116 13:40:15 243916 18960532 13097700 39.86 567372 17370676 20215772 59.61 4688472 24257440 11824 13:50:00 326024 17444684 14453568 43.98 568832 15950144 22496556 66.34 4637604 24186032 12652 14:00:01 354156 17162880 14755564 44.90 569044 15623912 22711236 66.97 4597396 24205512 12424 Average: 1160177 19211958 12796252 38.94 569846 16768564 19634583 57.90 4615971 23406625 41254 13:20:01 IFACE rxpck/s txpck/s rxkB/s txkB/s rxcmp/s txcmp/s rxmcst/s %ifutil 13:30:01 lo 0.80 0.80 0.07 0.07 0.00 0.00 0.00 0.00 13:30:01 ens3 571.78 336.24 5339.40 105.28 0.00 0.00 0.00 0.00 13:30:01 docker0 42.93 71.62 2.38 862.69 0.00 0.00 0.00 0.00 13:30:01 br-805724037e38 0.18 0.17 0.01 0.01 0.00 0.00 0.00 0.00 13:30:01 veth1415db3 0.04 0.08 0.00 0.01 0.00 0.00 0.00 0.00 13:30:01 veth3d7ae73 0.04 0.08 0.00 0.01 0.00 0.00 0.00 0.00 13:30:01 vetha960521 0.04 0.07 0.00 0.00 0.00 0.00 0.00 0.00 13:30:01 veth31a4a1a 0.04 0.08 0.00 0.01 0.00 0.00 0.00 0.00 13:30:01 veth9ca74e5 0.02 0.06 0.00 0.00 0.00 0.00 0.00 0.00 13:40:15 lo 3.94 3.94 9.32 9.32 0.00 0.00 0.00 0.00 13:40:15 ens3 10.91 8.56 5.21 3.78 0.00 0.00 0.00 0.00 13:40:15 docker0 0.00 0.00 0.00 0.00 0.00 0.00 0.00 0.00 13:40:15 br-805724037e38 2.57 3.21 1.28 9.02 0.00 0.00 0.00 0.00 13:40:15 veth1415db3 1.98 1.85 10.14 3.51 0.00 0.00 0.00 0.00 13:40:15 veth3d7ae73 3.18 3.21 36.30 10.21 0.00 0.00 0.00 0.00 13:40:15 vetha960521 0.00 0.06 0.00 0.00 0.00 0.00 0.00 0.00 13:40:15 veth31a4a1a 82.66 86.84 43.22 41.47 0.00 0.00 0.00 0.00 13:40:15 veth9ca74e5 4.20 4.96 1.09 45.07 0.00 0.00 0.00 0.00 13:40:15 veth5ac2976 75.46 71.25 53.36 34.73 0.00 0.00 0.00 0.00 13:40:15 vethd6277e9 10.14 9.26 4.18 7.32 0.00 0.00 0.00 0.00 13:50:00 lo 29.29 29.29 122.71 122.71 0.00 0.00 0.00 0.00 13:50:00 ens3 4.68 4.34 8.29 1.10 0.00 0.00 0.00 0.00 13:50:00 docker0 0.00 0.00 0.00 0.00 0.00 0.00 0.00 0.00 13:50:00 br-805724037e38 20.14 23.41 21.56 109.99 0.00 0.00 0.00 0.00 13:50:00 veth1415db3 9.85 10.05 38.69 24.53 0.00 0.00 0.00 0.00 13:50:00 veth3d7ae73 15.88 15.66 150.34 38.78 0.00 0.00 0.00 0.01 13:50:00 vetha960521 0.10 0.09 0.01 0.03 0.00 0.00 0.00 0.00 13:50:00 veth31a4a1a 53.64 58.80 36.53 22.33 0.00 0.00 0.00 0.00 13:50:00 veth9ca74e5 28.84 32.09 21.43 258.58 0.00 0.00 0.00 0.02 13:50:00 veth5ac2976 31.30 28.34 32.63 15.10 0.00 0.00 0.00 0.00 13:50:00 vethd6277e9 32.93 30.79 15.16 23.58 0.00 0.00 0.00 0.00 14:00:01 lo 32.14 32.14 155.93 155.93 0.00 0.00 0.00 0.00 14:00:01 ens3 1.07 0.85 0.39 0.66 0.00 0.00 0.00 0.00 14:00:01 docker0 0.00 0.00 0.00 0.00 0.00 0.00 0.00 0.00 14:00:01 br-805724037e38 25.85 26.39 34.13 123.29 0.00 0.00 0.00 0.00 14:00:01 veth1415db3 6.76 7.71 5.87 28.96 0.00 0.00 0.00 0.00 14:00:01 veth3d7ae73 8.54 7.45 29.20 5.48 0.00 0.00 0.00 0.00 14:00:01 vetha960521 0.00 0.00 0.00 0.00 0.00 0.00 0.00 0.00 14:00:01 veth31a4a1a 52.30 57.70 41.43 20.61 0.00 0.00 0.00 0.00 14:00:01 veth9ca74e5 29.85 30.46 34.68 151.15 0.00 0.00 0.00 0.01 14:00:01 veth5ac2976 38.10 34.95 37.26 22.04 0.00 0.00 0.00 0.00 14:00:01 vethd6277e9 24.77 22.59 12.47 21.49 0.00 0.00 0.00 0.00 Average: lo 16.40 16.40 71.38 71.38 0.00 0.00 0.00 0.00 Average: ens3 147.15 87.52 1338.34 27.72 0.00 0.00 0.00 0.00 Average: docker0 10.73 17.91 0.60 215.68 0.00 0.00 0.00 0.00 Average: br-805724037e38 12.09 13.18 14.13 60.01 0.00 0.00 0.00 0.00 Average: veth1415db3 4.61 4.88 13.50 14.13 0.00 0.00 0.00 0.00 Average: veth3d7ae73 6.84 6.53 53.27 13.45 0.00 0.00 0.00 0.00 Average: vetha960521 0.03 0.05 0.00 0.01 0.00 0.00 0.00 0.00 Average: veth31a4a1a 47.32 51.01 30.33 21.21 0.00 0.00 0.00 0.00 Average: veth9ca74e5 15.59 16.74 14.19 112.46 0.00 0.00 0.00 0.01 Average: veth5ac2976 36.46 33.88 30.93 18.08 0.00 0.00 0.00 0.00 Average: vethd6277e9 16.83 15.54 7.89 13.00 0.00 0.00 0.00 0.00 ---> sar -P ALL: Linux 5.15.0-190-generic (prd-ubuntu2204-docker-8c-8g-4459) 09/23/26 _x86_64_ (8 CPU) 13:10:35 LINUX RESTART (8 CPU) 13:20:01 CPU %user %nice %system %iowait %steal %idle 13:30:01 all 37.18 0.00 6.19 2.55 0.02 54.06 13:30:01 0 37.50 0.00 5.71 1.48 0.02 55.29 13:30:01 1 36.98 0.00 6.32 3.23 0.02 53.46 13:30:01 2 38.25 0.00 6.43 2.74 0.02 52.56 13:30:01 3 38.50 0.00 6.61 3.32 0.02 51.55 13:30:01 4 35.28 0.00 5.76 2.24 0.02 56.70 13:30:01 5 39.20 0.00 5.87 2.44 0.02 52.46 13:30:01 6 36.63 0.00 6.19 2.42 0.02 54.75 13:30:01 7 35.07 0.00 6.69 2.54 0.01 55.69 13:40:15 all 9.14 0.03 1.43 0.30 0.01 89.10 13:40:15 0 8.71 0.03 1.79 0.57 0.01 88.89 13:40:15 1 9.19 0.04 1.49 0.11 0.01 89.16 13:40:15 2 8.21 0.03 1.43 0.34 0.01 89.98 13:40:15 3 8.75 0.04 1.24 0.25 0.01 89.71 13:40:15 4 10.02 0.03 1.41 0.37 0.01 88.17 13:40:15 5 10.18 0.01 1.56 0.18 0.01 88.06 13:40:15 6 9.26 0.02 1.27 0.08 0.01 89.36 13:40:15 7 8.77 0.01 1.22 0.52 0.01 89.47 13:50:00 all 9.64 0.01 2.56 0.19 0.01 87.60 13:50:00 0 8.85 0.01 3.37 0.19 0.01 87.58 13:50:00 1 10.07 0.02 2.83 0.12 0.01 86.95 13:50:00 2 9.16 0.01 2.41 0.19 0.01 88.21 13:50:00 3 9.79 0.00 2.39 0.13 0.01 87.67 13:50:00 4 9.72 0.01 2.47 0.20 0.01 87.59 13:50:00 5 9.19 0.01 2.29 0.32 0.01 88.18 13:50:00 6 10.07 0.00 2.30 0.14 0.01 87.48 13:50:00 7 10.25 0.01 2.41 0.19 0.01 87.12 14:00:01 all 8.04 0.00 2.41 0.06 0.01 89.48 14:00:01 0 7.70 0.00 3.22 0.04 0.01 89.03 14:00:01 1 8.47 0.00 2.60 0.05 0.01 88.87 14:00:01 2 7.94 0.00 2.29 0.07 0.01 89.68 14:00:01 3 8.02 0.00 2.38 0.13 0.01 89.46 14:00:01 4 8.63 0.00 2.34 0.04 0.01 88.98 14:00:01 5 8.28 0.00 2.21 0.05 0.01 89.46 14:00:01 6 7.23 0.00 1.99 0.05 0.01 90.73 14:00:01 7 8.05 0.00 2.20 0.05 0.01 89.68 Average: all 15.98 0.01 3.14 0.77 0.01 80.08 Average: 0 15.66 0.01 3.51 0.57 0.01 80.23 Average: 1 16.17 0.01 3.30 0.88 0.01 79.63 Average: 2 15.87 0.01 3.13 0.84 0.01 80.14 Average: 3 16.25 0.01 3.15 0.96 0.01 79.62 Average: 4 15.91 0.01 2.99 0.71 0.01 80.37 Average: 5 16.71 0.00 2.98 0.75 0.01 79.55 Average: 6 15.78 0.01 2.93 0.67 0.01 80.60 Average: 7 15.53 0.01 3.12 0.83 0.01 80.50