---> uname -a: Linux prd-ubuntu2204-docker-8c-8g-3769 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 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 1004 14881 4 16206 30619 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:62:77:36 brd ff:ff:ff:ff:ff:ff altname enp0s3 inet 10.30.106.224/23 metric 100 brd 10.30.107.255 scope global dynamic ens3 valid_lft 83617sec preferred_lft 83617sec inet6 fe80::f816:3eff:fe62:7736/64 scope link valid_lft forever preferred_lft forever 3: docker0: mtu 1458 qdisc noqueue state DOWN group default link/ether 72:c3:3f:8d:4e:9c 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::70c3:3fff:fe8d:4e9c/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-3769) 09/21/26 _x86_64_ (8 CPU) 07:21:05 LINUX RESTART (8 CPU) 07:30:00 tps rtps wtps dtps bread/s bwrtn/s bdscd/s 07:40:30 139.37 0.29 133.04 6.04 14.85 29655.68 23074.60 07:50:29 28.36 0.40 26.08 1.88 24.60 4542.97 14320.84 08:00:01 10.43 0.08 9.93 0.42 1.33 1477.70 123.27 Average: 61.53 0.26 58.40 2.87 13.80 12361.99 12877.65 07:30:00 kbmemfree kbavail kbmemused %memused kbbuffers kbcached kbcommit %commit kbactive kbinact kbdirty 07:40:30 440560 20458680 11694264 35.59 579224 18554516 18048992 53.22 4763296 24009464 740 07:50:29 374856 17668808 14230500 43.30 564912 16125636 22149220 65.32 4694716 24095608 1924 08:00:01 415616 17403048 14516292 44.17 565156 15804128 22361756 65.94 4619184 24124992 10512 Average: 410344 18510179 13480352 41.02 569764 16828093 20853323 61.49 4692399 24076688 4392 07:30:00 IFACE rxpck/s txpck/s rxkB/s txkB/s rxcmp/s txcmp/s rxmcst/s %ifutil 07:40:30 lo 0.45 0.45 0.03 0.03 0.00 0.00 0.00 0.00 07:40:30 ens3 132.36 76.83 1830.47 13.96 0.00 0.00 0.00 0.00 07:40:30 docker0 20.00 40.08 1.12 503.46 0.00 0.00 0.00 0.00 07:40:30 br-7d1ceee5c11f 0.29 0.25 0.01 0.02 0.00 0.00 0.00 0.00 07:40:30 veth31b2668 0.03 0.12 0.00 0.01 0.00 0.00 0.00 0.00 07:40:30 veth35bd929 58.30 61.74 25.62 31.28 0.00 0.00 0.00 0.00 07:40:30 vethbd6b9c0 0.02 0.11 0.00 0.01 0.00 0.00 0.00 0.00 07:40:30 veth57e6c34 0.03 0.12 0.00 0.01 0.00 0.00 0.00 0.00 07:40:30 vetha00e352 0.44 0.40 0.05 0.24 0.00 0.00 0.00 0.00 07:40:30 veth4d08aef 57.60 53.75 42.64 22.43 0.00 0.00 0.00 0.00 07:40:30 veth6e31cfc 0.87 1.59 0.96 12.30 0.00 0.00 0.00 0.00 07:40:30 vethaf94656 1.95 1.55 0.26 1.52 0.00 0.00 0.00 0.00 07:50:29 lo 25.05 25.05 97.08 97.08 0.00 0.00 0.00 0.00 07:50:29 ens3 7.36 6.51 12.30 1.51 0.00 0.00 0.00 0.00 07:50:29 docker0 0.00 0.00 0.00 0.00 0.00 0.00 0.00 0.00 07:50:29 br-7d1ceee5c11f 22.64 25.73 17.77 91.90 0.00 0.00 0.00 0.00 07:50:29 veth31b2668 0.10 0.10 0.01 0.03 0.00 0.00 0.00 0.00 07:50:29 veth35bd929 82.56 89.32 59.86 32.50 0.00 0.00 0.00 0.00 07:50:29 vethbd6b9c0 31.99 35.12 17.39 268.42 0.00 0.00 0.00 0.02 07:50:29 veth57e6c34 17.04 17.21 178.27 47.40 0.00 0.00 0.00 0.01 07:50:29 vetha00e352 10.30 9.97 47.16 21.61 0.00 0.00 0.00 0.00 07:50:29 veth4d08aef 44.79 42.11 35.08 23.36 0.00 0.00 0.00 0.00 07:50:29 vethaf94656 49.87 45.95 20.80 38.88 0.00 0.00 0.00 0.00 08:00:01 lo 33.08 33.08 160.97 160.97 0.00 0.00 0.00 0.00 08:00:01 ens3 1.02 0.89 0.32 0.68 0.00 0.00 0.00 0.00 08:00:01 docker0 0.00 0.00 0.00 0.00 0.00 0.00 0.00 0.00 08:00:01 br-7d1ceee5c11f 28.93 31.52 34.43 128.42 0.00 0.00 0.00 0.00 08:00:01 veth31b2668 0.00 0.00 0.00 0.00 0.00 0.00 0.00 0.00 08:00:01 veth35bd929 62.81 69.04 52.88 23.58 0.00 0.00 0.00 0.00 08:00:01 vethbd6b9c0 32.78 35.32 34.95 152.28 0.00 0.00 0.00 0.01 08:00:01 veth57e6c34 8.17 7.23 25.21 5.30 0.00 0.00 0.00 0.00 08:00:01 vetha00e352 6.78 7.57 5.70 24.74 0.00 0.00 0.00 0.00 08:00:01 veth4d08aef 41.23 38.61 34.08 24.26 0.00 0.00 0.00 0.00 08:00:01 vethaf94656 32.95 29.55 14.50 30.76 0.00 0.00 0.00 0.00 Average: lo 18.99 18.99 83.39 83.39 0.00 0.00 0.00 0.00 Average: ens3 49.11 29.34 645.06 5.61 0.00 0.00 0.00 0.00 Average: docker0 7.00 14.03 0.39 176.27 0.00 0.00 0.00 0.00 Average: br-7d1ceee5c11f 16.81 18.65 16.84 71.33 0.00 0.00 0.00 0.00 Average: veth31b2668 0.04 0.07 0.00 0.01 0.00 0.00 0.00 0.00 Average: veth35bd929 67.80 73.23 45.65 29.24 0.00 0.00 0.00 0.00 Average: vethbd6b9c0 21.05 22.93 16.88 137.57 0.00 0.00 0.00 0.01 Average: veth57e6c34 8.27 8.06 67.26 17.44 0.00 0.00 0.00 0.01 Average: vetha00e352 5.73 5.86 17.50 15.12 0.00 0.00 0.00 0.00 Average: veth4d08aef 48.14 45.07 37.41 23.32 0.00 0.00 0.00 0.00 Average: vethaf94656 27.72 25.19 11.61 23.22 0.00 0.00 0.00 0.00 ---> sar -P ALL: Linux 5.15.0-190-generic (prd-ubuntu2204-docker-8c-8g-3769) 09/21/26 _x86_64_ (8 CPU) 07:21:05 LINUX RESTART (8 CPU) 07:30:00 CPU %user %nice %system %iowait %steal %idle 07:40:30 all 11.19 0.02 2.46 0.92 0.09 85.33 07:40:30 0 10.20 0.01 2.53 0.66 0.09 86.52 07:40:30 1 11.51 0.03 2.86 0.80 0.09 84.70 07:40:30 2 10.61 0.01 2.42 0.62 0.09 86.24 07:40:30 3 10.40 0.02 2.36 0.97 0.08 86.17 07:40:30 4 14.07 0.02 2.37 1.56 0.09 81.88 07:40:30 5 11.41 0.03 2.42 0.72 0.09 85.33 07:40:30 6 11.12 0.02 2.36 0.76 0.09 85.66 07:40:30 7 10.20 0.03 2.32 1.24 0.09 86.12 07:50:29 all 10.22 0.01 2.35 0.24 0.21 86.98 07:50:29 0 10.15 0.00 3.15 0.17 0.21 86.32 07:50:29 1 10.15 0.00 2.62 0.20 0.21 86.82 07:50:29 2 10.74 0.01 2.48 0.35 0.22 86.19 07:50:29 3 10.32 0.00 2.14 0.42 0.21 86.91 07:50:29 4 9.82 0.01 2.08 0.16 0.20 87.74 07:50:29 5 10.20 0.01 2.02 0.13 0.21 87.42 07:50:29 6 10.62 0.00 2.10 0.16 0.21 86.91 07:50:29 7 9.72 0.01 2.16 0.33 0.21 87.56 08:00:01 all 7.96 0.00 2.25 0.06 0.28 89.45 08:00:01 0 7.42 0.00 3.18 0.02 0.27 89.11 08:00:01 1 7.97 0.00 2.53 0.08 0.28 89.14 08:00:01 2 8.16 0.00 2.24 0.16 0.28 89.16 08:00:01 3 8.25 0.00 1.96 0.05 0.29 89.45 08:00:01 4 8.42 0.00 2.12 0.06 0.30 89.10 08:00:01 5 8.28 0.00 2.06 0.02 0.29 89.35 08:00:01 6 8.04 0.00 2.07 0.07 0.27 89.55 08:00:01 7 7.17 0.00 1.81 0.03 0.27 90.72 Average: all 9.84 0.01 2.35 0.42 0.19 87.19 Average: 0 9.30 0.00 2.94 0.29 0.19 87.28 Average: 1 9.93 0.01 2.68 0.37 0.19 86.82 Average: 2 9.88 0.01 2.38 0.38 0.19 87.15 Average: 3 9.69 0.01 2.16 0.50 0.19 87.45 Average: 4 10.87 0.01 2.19 0.62 0.19 86.12 Average: 5 10.01 0.02 2.17 0.30 0.19 87.30 Average: 6 9.98 0.01 2.18 0.34 0.19 87.31 Average: 7 9.08 0.01 2.11 0.55 0.19 88.06