---> uname -a: Linux prd-ubuntu2204-docker-8c-8g-4411 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: 5600.00 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 25G 131G 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 873 14698 4 16520 30750 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:4d:9d:6f brd ff:ff:ff:ff:ff:ff altname enp0s3 inet 10.30.107.64/23 metric 100 brd 10.30.107.255 scope global dynamic ens3 valid_lft 83663sec preferred_lft 83663sec inet6 fe80::f816:3eff:fe4d:9d6f/64 scope link valid_lft forever preferred_lft forever 3: docker0: mtu 1458 qdisc noqueue state DOWN group default link/ether ce:09:90:c6:cb:ad 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::cc09:90ff:fec6:cbad/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-4411) 09/23/26 _x86_64_ (8 CPU) 09:47:45 LINUX RESTART (8 CPU) 09:50:02 tps rtps wtps dtps bread/s bwrtn/s bdscd/s 10:00:02 600.49 1.22 579.65 19.61 69.82 68450.18 75160.94 10:10:16 59.43 0.42 32.95 26.05 8.86 3651.99 444645.79 10:20:04 32.90 12.60 18.83 1.47 145.70 3186.25 5469.40 10:30:04 11.40 0.07 10.45 0.88 1.55 1450.03 3172.21 Average: 176.09 3.52 160.44 12.13 55.77 19174.90 134485.66 09:50:02 kbmemfree kbavail kbmemused %memused kbbuffers kbcached kbcommit %commit kbactive kbinact kbdirty 10:00:02 4323044 23682484 8476752 25.79 576548 17926872 12706792 37.47 4534424 20408196 536 10:10:16 292576 18853984 13134236 39.97 566200 17287824 20558372 60.62 4617516 24233692 15588 10:20:04 383420 17897008 14017132 42.65 570780 16312168 21976084 64.81 4567104 24198748 12840 10:30:04 896392 18129460 13792728 41.97 570428 16029132 21646452 63.83 4489776 23790308 44312 Average: 1473858 19640734 12355212 37.60 570989 16888999 19221925 56.68 4552205 23157736 18319 09:50:02 IFACE rxpck/s txpck/s rxkB/s txkB/s rxcmp/s txcmp/s rxmcst/s %ifutil 10:00:02 lo 0.81 0.81 0.07 0.07 0.00 0.00 0.00 0.00 10:00:02 ens3 447.09 278.58 4356.60 82.95 0.00 0.00 0.00 0.00 10:00:02 docker0 48.07 79.56 2.86 863.86 0.00 0.00 0.00 0.00 10:00:02 br-0e841eb56eab 0.20 0.20 0.01 0.01 0.00 0.00 0.00 0.00 10:00:02 veth52cd4cc 0.04 0.09 0.00 0.01 0.00 0.00 0.00 0.00 10:00:02 veth5952349 4.52 4.27 1.91 0.97 0.00 0.00 0.00 0.00 10:00:02 vethb3abc07 0.04 0.09 0.00 0.01 0.00 0.00 0.00 0.00 10:00:02 vethaac99bd 0.04 0.09 0.00 0.01 0.00 0.00 0.00 0.00 10:00:02 vethab0df69 0.02 0.07 0.00 0.00 0.00 0.00 0.00 0.00 10:00:02 veth17059cb 4.16 4.48 0.96 1.91 0.00 0.00 0.00 0.00 10:10:16 lo 7.10 7.10 19.97 19.97 0.00 0.00 0.00 0.00 10:10:16 ens3 6.14 4.52 2.41 2.02 0.00 0.00 0.00 0.00 10:10:16 docker0 0.00 0.00 0.00 0.00 0.00 0.00 0.00 0.00 10:10:16 br-0e841eb56eab 5.69 6.71 3.40 17.27 0.00 0.00 0.00 0.00 10:10:16 veth52cd4cc 0.09 0.12 0.01 0.03 0.00 0.00 0.00 0.00 10:10:16 veth5952349 89.03 95.54 49.67 46.11 0.00 0.00 0.00 0.00 10:10:16 vethb3abc07 5.62 5.78 55.59 15.56 0.00 0.00 0.00 0.00 10:10:16 vethaac99bd 3.41 3.10 15.44 6.25 0.00 0.00 0.00 0.00 10:10:16 vethab0df69 8.73 9.86 2.33 72.39 0.00 0.00 0.00 0.01 10:10:16 veth9cae2c3 81.25 75.48 59.18 38.25 0.00 0.00 0.00 0.00 10:10:16 veth6437ee5 18.09 16.77 7.76 12.44 0.00 0.00 0.00 0.00 10:20:04 lo 31.13 31.13 139.37 139.37 0.00 0.00 0.00 0.00 10:20:04 ens3 5.51 4.95 11.36 1.68 0.00 0.00 0.00 0.00 10:20:04 docker0 0.00 0.00 0.00 0.00 0.00 0.00 0.00 0.00 10:20:04 br-0e841eb56eab 27.86 30.34 26.30 125.51 0.00 0.00 0.00 0.00 10:20:04 veth52cd4cc 0.01 0.01 0.00 0.00 0.00 0.00 0.00 0.00 10:20:04 veth5952349 51.18 56.52 36.55 21.83 0.00 0.00 0.00 0.00 10:20:04 vethb3abc07 15.49 14.96 135.01 34.10 0.00 0.00 0.00 0.01 10:20:04 vethaac99bd 9.78 10.27 34.13 26.68 0.00 0.00 0.00 0.00 10:20:04 vethab0df69 36.52 38.94 27.55 258.68 0.00 0.00 0.00 0.02 10:20:04 veth9cae2c3 29.01 26.16 32.45 13.52 0.00 0.00 0.00 0.00 10:20:04 veth6437ee5 32.99 30.60 15.56 25.28 0.00 0.00 0.00 0.00 10:30:04 lo 29.21 29.21 138.81 138.81 0.00 0.00 0.00 0.00 10:30:04 ens3 3.08 1.97 4.52 0.86 0.00 0.00 0.00 0.00 10:30:04 docker0 0.00 0.00 0.00 0.00 0.00 0.00 0.00 0.00 10:30:04 br-0e841eb56eab 26.32 27.04 30.25 113.78 0.00 0.00 0.00 0.00 10:30:04 veth52cd4cc 0.02 0.02 0.00 0.01 0.00 0.00 0.00 0.00 10:30:04 veth5952349 53.60 59.14 39.47 17.97 0.00 0.00 0.00 0.00 10:30:04 vethb3abc07 8.83 8.12 49.85 10.17 0.00 0.00 0.00 0.00 10:30:04 vethaac99bd 6.66 7.37 10.43 26.76 0.00 0.00 0.00 0.00 10:30:04 vethab0df69 30.52 31.22 30.36 162.40 0.00 0.00 0.00 0.01 10:30:04 veth9cae2c3 43.13 39.61 35.80 25.76 0.00 0.00 0.00 0.00 10:30:04 veth6437ee5 21.01 19.02 9.60 15.63 0.00 0.00 0.00 0.00 Average: lo 16.94 16.94 73.93 73.93 0.00 0.00 0.00 0.00 Average: ens3 115.37 72.45 1092.84 21.87 0.00 0.00 0.00 0.00 Average: docker0 12.01 19.87 0.71 215.80 0.00 0.00 0.00 0.00 Average: br-0e841eb56eab 14.90 15.95 14.87 63.58 0.00 0.00 0.00 0.00 Average: veth52cd4cc 0.04 0.06 0.00 0.01 0.00 0.00 0.00 0.00 Average: veth5952349 49.80 54.09 31.98 21.85 0.00 0.00 0.00 0.00 Average: vethb3abc07 7.45 7.19 59.72 14.87 0.00 0.00 0.00 0.00 Average: vethaac99bd 4.94 5.17 14.91 14.82 0.00 0.00 0.00 0.00 Average: vethab0df69 18.81 19.87 14.93 122.42 0.00 0.00 0.00 0.01 Average: veth9cae2c3 38.64 35.58 32.01 19.52 0.00 0.00 0.00 0.00 Average: veth6437ee5 17.95 16.53 8.19 13.27 0.00 0.00 0.00 0.00 ---> sar -P ALL: Linux 5.15.0-190-generic (prd-ubuntu2204-docker-8c-8g-4411) 09/23/26 _x86_64_ (8 CPU) 09:47:45 LINUX RESTART (8 CPU) 09:50:02 CPU %user %nice %system %iowait %steal %idle 10:00:02 all 34.28 0.02 5.35 1.69 0.05 58.63 10:00:02 0 33.45 0.01 5.34 1.82 0.05 59.33 10:00:02 1 31.50 0.01 5.45 1.38 0.05 61.61 10:00:02 2 33.83 0.02 4.85 1.72 0.04 59.54 10:00:02 3 33.02 0.01 5.22 1.64 0.04 60.07 10:00:02 4 31.59 0.03 5.77 2.10 0.04 60.47 10:00:02 5 36.58 0.02 5.49 1.32 0.05 56.55 10:00:02 6 36.47 0.01 5.52 1.56 0.04 56.40 10:00:02 7 37.83 0.02 5.13 1.95 0.05 55.03 10:10:16 all 9.40 0.01 1.56 0.18 0.05 88.80 10:10:16 0 9.34 0.01 1.90 0.09 0.05 88.61 10:10:16 1 9.08 0.01 1.77 0.36 0.04 88.75 10:10:16 2 9.48 0.01 1.58 0.16 0.05 88.73 10:10:16 3 9.69 0.00 1.42 0.12 0.04 88.72 10:10:16 4 9.06 0.02 1.50 0.11 0.05 89.26 10:10:16 5 8.85 0.01 1.37 0.12 0.05 89.60 10:10:16 6 10.16 0.01 1.57 0.14 0.04 88.08 10:10:16 7 9.52 0.01 1.39 0.34 0.05 88.70 10:20:04 all 8.70 0.06 2.50 0.21 0.07 88.46 10:20:04 0 8.23 0.02 3.51 0.19 0.07 87.98 10:20:04 1 8.44 0.08 2.65 0.21 0.07 88.56 10:20:04 2 8.85 0.02 2.53 0.13 0.07 88.40 10:20:04 3 8.55 0.05 2.31 0.23 0.07 88.79 10:20:04 4 8.46 0.05 2.17 0.13 0.07 89.11 10:20:04 5 9.23 0.07 2.27 0.13 0.07 88.24 10:20:04 6 9.14 0.15 2.32 0.54 0.07 87.78 10:20:04 7 8.71 0.03 2.21 0.12 0.08 88.85 10:30:04 all 7.43 0.00 2.25 0.05 0.07 90.20 10:30:04 0 7.14 0.00 3.18 0.02 0.07 89.59 10:30:04 1 7.72 0.00 2.55 0.04 0.07 89.62 10:30:04 2 7.49 0.00 2.20 0.02 0.07 90.23 10:30:04 3 6.82 0.00 2.05 0.08 0.07 90.98 10:30:04 4 7.29 0.00 2.01 0.08 0.07 90.55 10:30:04 5 7.95 0.00 1.92 0.02 0.07 90.04 10:30:04 6 7.86 0.01 2.07 0.13 0.06 89.87 10:30:04 7 7.13 0.01 2.02 0.03 0.07 90.74 Average: all 14.94 0.02 2.91 0.53 0.06 81.54 Average: 0 14.51 0.01 3.47 0.53 0.06 81.43 Average: 1 14.18 0.02 3.10 0.50 0.06 82.15 Average: 2 14.91 0.01 2.78 0.51 0.06 81.73 Average: 3 14.52 0.02 2.75 0.51 0.06 82.15 Average: 4 14.09 0.03 2.86 0.60 0.06 82.36 Average: 5 15.64 0.02 2.76 0.40 0.06 81.12 Average: 6 15.90 0.04 2.86 0.59 0.05 80.55 Average: 7 15.80 0.02 2.68 0.61 0.06 80.84