---> uname -a: Linux prd-ubuntu2204-docker-8c-8g-3633 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: 5600.02 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 830 12063 4 19198 30793 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:85:c6:41 brd ff:ff:ff:ff:ff:ff altname enp0s3 inet 10.30.106.81/23 metric 100 brd 10.30.107.255 scope global dynamic ens3 valid_lft 84505sec preferred_lft 84505sec inet6 fe80::f816:3eff:fe85:c641/64 scope link valid_lft forever preferred_lft forever 3: docker0: mtu 1458 qdisc noqueue state DOWN group default link/ether 6a:95:11:03:6e:3e 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::6895:11ff:fe03:6e3e/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-3633) 09/21/26 _x86_64_ (8 CPU) 06:04:35 LINUX RESTART (8 CPU) 06:10:08 tps rtps wtps dtps bread/s bwrtn/s bdscd/s 06:20:34 266.87 0.54 254.79 11.54 31.51 49392.10 73204.53 06:30:34 36.73 0.21 12.13 24.39 7.93 446.96 455885.67 Average: 154.20 0.38 136.00 17.83 19.97 25430.70 260548.43 06:10:08 kbmemfree kbavail kbmemused %memused kbbuffers kbcached kbcommit %commit kbactive kbinact kbdirty 06:20:34 1014844 21153000 10998444 33.47 583360 18667428 17296540 51.01 4832012 23362652 192 06:30:34 263688 20136312 12014160 36.56 570060 18416020 18257968 53.84 4862764 24052296 1844 Average: 639266 20644656 11506302 35.01 576710 18541724 17777254 52.42 4847388 23707474 1018 06:10:08 IFACE rxpck/s txpck/s rxkB/s txkB/s rxcmp/s txcmp/s rxmcst/s %ifutil 06:20:34 lo 0.56 0.56 0.04 0.04 0.00 0.00 0.00 0.00 06:20:34 ens3 354.35 227.35 2802.96 80.33 0.00 0.00 0.00 0.00 06:20:34 docker0 44.11 77.75 2.84 731.41 0.00 0.00 0.00 0.00 06:20:34 br-7f75282dc9ef 0.28 0.24 0.01 0.02 0.00 0.00 0.00 0.00 06:20:34 vetha0c0781 0.33 0.35 0.03 0.15 0.00 0.00 0.00 0.00 06:20:34 veth364510c 0.03 0.12 0.00 0.01 0.00 0.00 0.00 0.00 06:20:34 veth776a620 0.03 0.12 0.00 0.01 0.00 0.00 0.00 0.00 06:20:34 veth58c7f94 0.02 0.10 0.00 0.01 0.00 0.00 0.00 0.00 06:20:34 veth640907f 24.80 24.57 7.27 5.96 0.00 0.00 0.00 0.00 06:20:34 veth5a74517 19.28 19.46 6.00 3.75 0.00 0.00 0.00 0.00 06:20:34 veth3057a19 0.18 0.26 0.30 1.06 0.00 0.00 0.00 0.00 06:20:34 veth3be4db2 1.21 0.99 0.16 1.07 0.00 0.00 0.00 0.00 06:30:34 lo 7.12 7.12 35.19 35.19 0.00 0.00 0.00 0.00 06:30:34 ens3 9.36 7.54 3.84 4.62 0.00 0.00 0.00 0.00 06:30:34 docker0 0.00 0.00 0.00 0.00 0.00 0.00 0.00 0.00 06:30:34 br-7f75282dc9ef 3.91 3.68 34.41 0.85 0.00 0.00 0.00 0.00 06:30:34 vetha0c0781 0.40 0.21 0.07 0.35 0.00 0.00 0.00 0.00 06:30:34 veth364510c 0.23 0.20 0.02 0.08 0.00 0.00 0.00 0.00 06:30:34 veth776a620 0.00 0.00 0.00 0.00 0.00 0.00 0.00 0.00 06:30:34 veth58c7f94 0.00 0.01 0.00 0.00 0.00 0.00 0.00 0.00 06:30:34 veth640907f 286.50 308.98 224.79 146.73 0.00 0.00 0.00 0.02 06:30:34 veth5a74517 129.49 119.24 110.29 74.88 0.00 0.00 0.00 0.01 06:30:34 veth3be4db2 187.57 174.63 85.71 153.87 0.00 0.00 0.00 0.01 Average: lo 3.77 3.77 17.25 17.25 0.00 0.00 0.00 0.00 Average: ens3 185.46 119.74 1432.63 43.26 0.00 0.00 0.00 0.00 Average: docker0 22.52 39.69 1.45 373.34 0.00 0.00 0.00 0.00 Average: br-7f75282dc9ef 2.06 1.93 16.85 0.42 0.00 0.00 0.00 0.00 Average: vetha0c0781 0.36 0.28 0.05 0.25 0.00 0.00 0.00 0.00 Average: veth364510c 0.13 0.16 0.01 0.04 0.00 0.00 0.00 0.00 Average: veth776a620 0.02 0.06 0.00 0.00 0.00 0.00 0.00 0.00 Average: veth58c7f94 0.01 0.05 0.00 0.00 0.00 0.00 0.00 0.00 Average: veth640907f 152.92 163.81 113.76 74.88 0.00 0.00 0.00 0.01 Average: veth5a74517 73.23 68.31 57.06 38.57 0.00 0.00 0.00 0.00 Average: veth3be4db2 92.45 85.99 42.04 75.87 0.00 0.00 0.00 0.01 ---> sar -P ALL: Linux 5.15.0-190-generic (prd-ubuntu2204-docker-8c-8g-3633) 09/21/26 _x86_64_ (8 CPU) 06:04:35 LINUX RESTART (8 CPU) 06:10:08 CPU %user %nice %system %iowait %steal %idle 06:20:34 all 22.30 0.02 3.77 0.91 0.01 72.98 06:20:34 0 22.30 0.02 3.98 0.81 0.01 72.88 06:20:34 1 22.05 0.03 3.82 1.21 0.01 72.88 06:20:34 2 22.08 0.02 3.67 1.07 0.01 73.15 06:20:34 3 22.67 0.02 3.81 0.63 0.01 72.85 06:20:34 4 21.64 0.02 3.69 0.83 0.01 73.81 06:20:34 5 22.64 0.01 3.99 1.15 0.01 72.20 06:20:34 6 24.28 0.05 3.63 0.94 0.01 71.09 06:20:34 7 20.76 0.01 3.57 0.66 0.01 74.98 06:30:34 all 7.29 0.00 1.46 0.06 0.00 91.19 06:30:34 0 8.13 0.00 1.89 0.01 0.00 89.97 06:30:34 1 6.33 0.00 1.62 0.05 0.01 92.00 06:30:34 2 6.83 0.00 1.37 0.03 0.01 91.76 06:30:34 3 7.98 0.00 1.43 0.10 0.01 90.49 06:30:34 4 7.61 0.00 1.43 0.12 0.00 90.84 06:30:34 5 8.17 0.00 1.37 0.05 0.01 90.41 06:30:34 6 6.59 0.00 1.25 0.03 0.01 92.13 06:30:34 7 6.67 0.00 1.34 0.07 0.01 91.91 Average: all 14.97 0.01 2.64 0.49 0.01 81.88 Average: 0 15.37 0.01 2.96 0.42 0.00 81.25 Average: 1 14.37 0.02 2.75 0.64 0.01 82.22 Average: 2 14.63 0.01 2.55 0.56 0.01 82.25 Average: 3 15.48 0.01 2.64 0.37 0.01 81.48 Average: 4 14.78 0.01 2.59 0.48 0.01 82.14 Average: 5 15.57 0.00 2.71 0.61 0.01 81.09 Average: 6 15.65 0.03 2.47 0.49 0.01 81.36 Average: 7 13.88 0.01 2.48 0.37 0.01 83.25