---> uname -a: Linux prd-ubuntu2204-docker-8c-8g-3111 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 1018 14466 4 16607 30605 Swap: 1023 1 1022 ---> 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:77:58:9e brd ff:ff:ff:ff:ff:ff altname enp0s3 inet 10.30.107.145/23 metric 100 brd 10.30.107.255 scope global dynamic ens3 valid_lft 83678sec preferred_lft 83678sec inet6 fe80::f816:3eff:fe77:589e/64 scope link valid_lft forever preferred_lft forever 3: docker0: mtu 1458 qdisc noqueue state DOWN group default link/ether 8a:48:3d:f8:78:d1 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::8848:3dff:fef8:78d1/64 scope link valid_lft forever preferred_lft forever ---> sar -b -r -n DEV: Linux 5.15.0-190-generic (prd-ubuntu2204-docker-8c-8g-3111) 09/18/26 _x86_64_ (8 CPU) 16:07:34 LINUX RESTART (8 CPU) 16:10:00 tps rtps wtps dtps bread/s bwrtn/s bdscd/s 16:20:06 605.16 1.06 561.64 42.46 63.77 68420.80 602104.99 16:30:01 20.07 0.45 18.69 0.93 9.54 2371.40 1892.79 16:40:06 18.09 0.22 16.41 1.46 17.51 2959.43 22740.35 16:50:06 13.24 0.15 11.96 1.13 2.19 1610.28 19332.08 Average: 165.19 0.47 153.15 11.57 23.36 18959.87 162609.78 16:10:00 kbmemfree kbavail kbmemused %memused kbbuffers kbcached kbcommit %commit kbactive kbinact kbdirty 16:20:06 1065648 21300340 10850200 33.02 586116 18760768 17382960 51.26 4814652 23311260 968 16:30:01 337564 18701536 13264088 40.36 568076 17104152 20872408 61.55 4626368 24206264 1356 16:40:06 345644 18024072 13896816 42.29 567392 16475636 21694988 63.98 4522492 24284472 2936 16:50:06 837916 18210676 13710252 41.72 567200 16173972 21354992 62.97 4443540 23865624 48288 Average: 646693 19059156 12930339 39.35 572196 17128632 20326337 59.94 4601763 23916905 13387 16:10:00 IFACE rxpck/s txpck/s rxkB/s txkB/s rxcmp/s txcmp/s rxmcst/s %ifutil 16:20:06 lo 0.72 0.72 0.06 0.06 0.00 0.00 0.00 0.00 16:20:06 ens3 437.74 270.33 4433.90 83.22 0.00 0.00 0.00 0.00 16:20:06 docker0 26.25 46.98 1.53 760.00 0.00 0.00 0.00 0.00 16:20:06 br-af274a2f5b77 0.27 0.24 0.01 0.02 0.00 0.00 0.00 0.00 16:20:06 veth2844442 0.03 0.12 0.00 0.01 0.00 0.00 0.00 0.00 16:20:06 veth7b22c80 6.29 5.95 4.31 1.24 0.00 0.00 0.00 0.00 16:20:06 veth9692469 0.02 0.11 0.00 0.01 0.00 0.00 0.00 0.00 16:20:06 vetheec5cc1 0.03 0.13 0.00 0.01 0.00 0.00 0.00 0.00 16:20:06 veth4e3f443 0.09 0.16 0.01 0.01 0.00 0.00 0.00 0.00 16:20:06 vethd95147e 0.70 0.75 0.09 0.89 0.00 0.00 0.00 0.00 16:20:06 veth0b40e02 0.01 0.04 0.00 0.00 0.00 0.00 0.00 0.00 16:20:06 veth7f53b97 0.32 0.35 0.04 0.51 0.00 0.00 0.00 0.00 16:30:01 lo 8.15 8.15 22.51 22.51 0.00 0.00 0.00 0.00 16:30:01 ens3 4.38 3.95 2.22 1.71 0.00 0.00 0.00 0.00 16:30:01 docker0 0.00 0.00 0.00 0.00 0.00 0.00 0.00 0.00 16:30:01 br-af274a2f5b77 6.61 7.93 3.97 19.58 0.00 0.00 0.00 0.00 16:30:01 veth2844442 0.10 0.10 0.01 0.03 0.00 0.00 0.00 0.00 16:30:01 veth7b22c80 101.24 108.35 56.76 49.73 0.00 0.00 0.00 0.00 16:30:01 veth9692469 10.07 11.41 2.88 93.33 0.00 0.00 0.00 0.01 16:30:01 vetheec5cc1 6.75 6.77 74.32 20.53 0.00 0.00 0.00 0.01 16:30:01 veth4e3f443 4.12 3.90 20.38 7.57 0.00 0.00 0.00 0.00 16:30:01 vethd95147e 88.64 83.10 63.04 39.71 0.00 0.00 0.00 0.01 16:30:01 veth7f53b97 24.73 22.65 9.43 19.21 0.00 0.00 0.00 0.00 16:40:06 lo 32.53 32.53 149.14 149.14 0.00 0.00 0.00 0.00 16:40:06 ens3 3.81 3.48 7.37 1.03 0.00 0.00 0.00 0.00 16:40:06 docker0 0.00 0.00 0.00 0.00 0.00 0.00 0.00 0.00 16:40:06 br-af274a2f5b77 28.45 30.20 26.84 130.98 0.00 0.00 0.00 0.00 16:40:06 veth2844442 0.00 0.00 0.00 0.00 0.00 0.00 0.00 0.00 16:40:06 veth7b22c80 60.03 65.81 45.15 23.33 0.00 0.00 0.00 0.00 16:40:06 veth9692469 37.01 39.06 28.11 244.67 0.00 0.00 0.00 0.02 16:40:06 vetheec5cc1 15.18 14.38 115.45 29.01 0.00 0.00 0.00 0.01 16:40:06 veth4e3f443 9.33 9.78 29.07 25.74 0.00 0.00 0.00 0.00 16:40:06 vethd95147e 34.03 31.72 32.31 16.94 0.00 0.00 0.00 0.00 16:40:06 veth7f53b97 37.17 33.76 16.40 30.53 0.00 0.00 0.00 0.00 16:50:06 lo 27.38 27.38 126.09 126.09 0.00 0.00 0.00 0.00 16:50:06 ens3 3.40 3.16 10.20 0.86 0.00 0.00 0.00 0.00 16:50:06 docker0 0.00 0.00 0.00 0.00 0.00 0.00 0.00 0.00 16:50:06 br-af274a2f5b77 25.84 26.38 28.76 108.89 0.00 0.00 0.00 0.00 16:50:06 veth2844442 0.06 0.06 0.01 0.02 0.00 0.00 0.00 0.00 16:50:06 veth7b22c80 58.26 63.93 39.83 19.08 0.00 0.00 0.00 0.00 16:50:06 veth9692469 31.05 31.75 28.97 180.72 0.00 0.00 0.00 0.01 16:50:06 vetheec5cc1 10.64 9.73 73.19 15.35 0.00 0.00 0.00 0.01 16:50:06 veth4e3f443 7.36 8.02 15.56 27.09 0.00 0.00 0.00 0.00 16:50:06 vethd95147e 40.06 37.21 34.79 21.84 0.00 0.00 0.00 0.00 16:50:06 veth7f53b97 29.05 26.33 11.86 19.87 0.00 0.00 0.00 0.00 Average: lo 17.21 17.21 74.52 74.52 0.00 0.00 0.00 0.00 Average: ens3 113.11 70.71 1121.35 21.85 0.00 0.00 0.00 0.00 Average: docker0 6.61 11.83 0.38 191.36 0.00 0.00 0.00 0.00 Average: br-af274a2f5b77 15.30 16.20 14.90 64.93 0.00 0.00 0.00 0.00 Average: veth2844442 0.05 0.07 0.00 0.01 0.00 0.00 0.00 0.00 Average: veth7b22c80 56.25 60.79 36.41 23.24 0.00 0.00 0.00 0.00 Average: veth9692469 19.54 20.59 15.01 129.68 0.00 0.00 0.00 0.01 Average: vetheec5cc1 8.15 7.75 65.67 16.20 0.00 0.00 0.00 0.01 Average: veth4e3f443 5.22 5.46 16.23 15.10 0.00 0.00 0.00 0.00 Average: vethd95147e 40.65 38.00 32.42 19.76 0.00 0.00 0.00 0.00 Average: veth7f53b97 22.79 20.75 9.42 17.51 0.00 0.00 0.00 0.00 ---> sar -P ALL: Linux 5.15.0-190-generic (prd-ubuntu2204-docker-8c-8g-3111) 09/18/26 _x86_64_ (8 CPU) 16:07:34 LINUX RESTART (8 CPU) 16:10:00 CPU %user %nice %system %iowait %steal %idle 16:20:06 all 35.19 0.02 5.46 1.22 0.04 58.08 16:20:06 0 37.61 0.03 5.84 1.08 0.04 55.40 16:20:06 1 35.22 0.01 5.52 1.05 0.03 58.17 16:20:06 2 37.10 0.02 5.52 1.44 0.04 55.88 16:20:06 3 35.35 0.01 5.35 1.25 0.03 58.01 16:20:06 4 34.91 0.02 5.67 1.07 0.04 58.30 16:20:06 5 35.01 0.02 5.51 1.54 0.03 57.88 16:20:06 6 34.72 0.02 5.45 1.26 0.03 58.52 16:20:06 7 31.57 0.04 4.79 1.06 0.04 62.50 16:30:01 all 8.36 0.00 1.52 0.07 0.03 90.02 16:30:01 0 8.40 0.01 2.03 0.09 0.03 89.44 16:30:01 1 8.29 0.00 1.66 0.05 0.03 89.98 16:30:01 2 8.43 0.01 1.56 0.04 0.03 89.95 16:30:01 3 7.82 0.01 1.42 0.14 0.03 90.58 16:30:01 4 8.29 0.00 1.43 0.07 0.02 90.19 16:30:01 5 8.53 0.00 1.46 0.04 0.03 89.93 16:30:01 6 8.11 0.00 1.29 0.03 0.03 90.54 16:30:01 7 9.01 0.01 1.29 0.13 0.03 89.54 16:40:06 all 9.03 0.00 2.49 0.09 0.03 88.36 16:40:06 0 8.33 0.01 3.44 0.08 0.03 88.11 16:40:06 1 9.14 0.00 2.77 0.15 0.03 87.91 16:40:06 2 9.09 0.01 2.40 0.05 0.03 88.42 16:40:06 3 9.30 0.00 2.41 0.10 0.03 88.17 16:40:06 4 8.61 0.01 2.22 0.07 0.03 89.06 16:40:06 5 9.49 0.00 2.28 0.03 0.03 88.17 16:40:06 6 9.95 0.00 2.24 0.05 0.03 87.72 16:40:06 7 8.34 0.01 2.11 0.22 0.03 89.30 16:50:06 all 7.75 0.00 2.27 0.06 0.03 89.89 16:50:06 0 8.14 0.00 3.09 0.05 0.03 88.69 16:50:06 1 7.76 0.00 2.49 0.06 0.03 89.67 16:50:06 2 7.34 0.00 2.22 0.04 0.03 90.37 16:50:06 3 8.31 0.00 2.27 0.04 0.03 89.36 16:50:06 4 7.99 0.00 2.07 0.06 0.03 89.85 16:50:06 5 8.17 0.00 1.98 0.03 0.04 89.79 16:50:06 6 6.95 0.01 1.99 0.06 0.03 90.95 16:50:06 7 7.36 0.01 2.02 0.12 0.04 90.46 Average: all 15.12 0.01 2.94 0.36 0.03 81.54 Average: 0 15.63 0.01 3.60 0.33 0.03 80.39 Average: 1 15.14 0.00 3.12 0.33 0.03 81.38 Average: 2 15.53 0.01 2.93 0.39 0.03 81.10 Average: 3 15.24 0.01 2.87 0.38 0.03 81.48 Average: 4 14.99 0.01 2.85 0.32 0.03 81.80 Average: 5 15.34 0.01 2.82 0.41 0.03 81.39 Average: 6 14.98 0.01 2.75 0.35 0.03 81.89 Average: 7 14.12 0.01 2.56 0.38 0.03 82.89