---> uname -a: Linux prd-ubuntu2204-docker-8c-8g-4090 5.15.0-186-generic #196-Ubuntu SMP Sat Jun 20 16:09:34 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 nrip_save 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 858 12228 4 19004 30766 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:a2:b1:b9 brd ff:ff:ff:ff:ff:ff altname enp0s3 inet 10.30.106.57/23 metric 100 brd 10.30.107.255 scope global dynamic ens3 valid_lft 83880sec preferred_lft 83880sec inet6 fe80::f816:3eff:fea2:b1b9/64 scope link valid_lft forever preferred_lft forever 3: docker0: mtu 1458 qdisc noqueue state DOWN group default link/ether 16:32:f9:c6:1e:bd 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::1432:f9ff:fec6:1ebd/64 scope link valid_lft forever preferred_lft forever ---> sar -b -r -n DEV: Linux 5.15.0-186-generic (prd-ubuntu2204-docker-8c-8g-4090) 08/04/26 _x86_64_ (8 CPU) 16:50:15 LINUX RESTART (8 CPU) 17:00:00 tps rtps wtps dtps bread/s bwrtn/s bdscd/s 17:10:16 126.23 0.43 101.19 24.62 19.69 16052.98 450307.56 17:20:16 11.82 0.07 11.46 0.29 4.65 608.77 6581.42 17:30:16 7.79 0.39 6.48 0.92 5.91 215.79 18105.57 Average: 49.31 0.30 40.26 8.75 10.17 5719.19 160945.74 17:00:00 kbmemfree kbavail kbmemused %memused kbbuffers kbcached kbcommit %commit kbactive kbinact kbdirty 17:10:16 256544 20040728 12110072 36.85 570708 18327776 18076944 53.31 4427972 24501116 492 17:20:16 276004 19908888 12241652 37.25 569052 18178196 18139608 53.49 4397200 24489708 788 17:30:16 8096592 27086128 5107116 15.54 570232 17527428 5542464 16.34 4283120 18750288 156 Average: 2876380 22345248 9819613 29.88 569997 18011133 13919672 41.05 4369431 22580371 479 17:00:00 IFACE rxpck/s txpck/s rxkB/s txkB/s rxcmp/s txcmp/s rxmcst/s %ifutil 17:10:16 lo 1.11 1.11 1.15 1.15 0.00 0.00 0.00 0.00 17:10:16 ens3 84.64 48.86 1283.39 7.37 0.00 0.00 0.00 0.00 17:10:16 docker0 17.30 28.96 0.94 114.15 0.00 0.00 0.00 0.00 17:10:16 veth8896739 15.67 26.52 1.06 44.11 0.00 0.00 0.00 0.00 17:10:16 br-1d8d4763d410 0.58 0.54 1.06 0.09 0.00 0.00 0.00 0.00 17:10:16 vethe26f7cb 0.48 0.43 0.06 0.28 0.00 0.00 0.00 0.00 17:10:16 vethf896d66 91.45 97.03 51.22 46.29 0.00 0.00 0.00 0.00 17:10:16 veth6cca01d 0.12 0.19 0.01 0.03 0.00 0.00 0.00 0.00 17:10:16 vethc889681 0.04 0.12 0.00 0.01 0.00 0.00 0.00 0.00 17:10:16 veth151c4e5 0.02 0.10 0.00 0.01 0.00 0.00 0.00 0.00 17:10:16 veth541d116 74.58 69.92 51.24 34.18 0.00 0.00 0.00 0.00 17:10:16 veth027a878 21.06 19.28 8.75 15.92 0.00 0.00 0.00 0.00 17:20:16 lo 9.71 9.71 55.49 55.49 0.00 0.00 0.00 0.00 17:20:16 ens3 38.02 21.46 26.66 6.40 0.00 0.00 0.00 0.00 17:20:16 docker0 7.62 14.34 0.39 20.52 0.00 0.00 0.00 0.00 17:20:16 veth8896739 7.62 14.34 0.50 20.52 0.00 0.00 0.00 0.00 17:20:16 br-1d8d4763d410 5.75 5.23 54.51 1.11 0.00 0.00 0.00 0.00 17:20:16 vethe26f7cb 0.40 0.20 0.07 0.35 0.00 0.00 0.00 0.00 17:20:16 vethf896d66 305.95 330.43 254.22 143.86 0.00 0.00 0.00 0.02 17:20:16 veth6cca01d 0.13 0.12 0.01 0.06 0.00 0.00 0.00 0.00 17:20:16 vethc889681 0.00 0.00 0.00 0.00 0.00 0.00 0.00 0.00 17:20:16 veth151c4e5 0.00 0.00 0.00 0.00 0.00 0.00 0.00 0.00 17:20:16 veth541d116 109.59 100.77 96.31 70.13 0.00 0.00 0.00 0.01 17:20:16 veth027a878 229.13 213.17 104.99 187.73 0.00 0.00 0.00 0.02 17:30:16 lo 0.57 0.57 0.36 0.36 0.00 0.00 0.00 0.00 17:30:16 ens3 21.21 11.79 25.16 2.17 0.00 0.00 0.00 0.00 17:30:16 docker0 9.11 14.27 0.49 23.44 0.00 0.00 0.00 0.00 17:30:16 veth8896739 9.11 14.27 0.61 23.44 0.00 0.00 0.00 0.00 Average: lo 3.77 3.77 18.84 18.84 0.00 0.00 0.00 0.00 Average: ens3 48.28 27.56 452.58 5.33 0.00 0.00 0.00 0.00 Average: docker0 11.40 19.27 0.61 53.26 0.00 0.00 0.00 0.00 Average: veth8896739 10.84 18.45 0.73 29.49 0.00 0.00 0.00 0.00 ---> sar -P ALL: Linux 5.15.0-186-generic (prd-ubuntu2204-docker-8c-8g-4090) 08/04/26 _x86_64_ (8 CPU) 16:50:15 LINUX RESTART (8 CPU) 17:00:00 CPU %user %nice %system %iowait %steal %idle 17:10:16 all 11.39 0.02 1.85 0.38 0.07 86.28 17:10:16 0 11.73 0.02 2.02 0.12 0.07 86.04 17:10:16 1 11.53 0.02 1.96 0.59 0.07 85.82 17:10:16 2 11.39 0.01 1.87 0.48 0.08 86.17 17:10:16 3 10.95 0.03 1.76 0.23 0.07 86.97 17:10:16 4 12.07 0.02 1.86 0.31 0.07 85.66 17:10:16 5 11.38 0.02 1.81 0.53 0.08 86.19 17:10:16 6 11.06 0.03 1.80 0.22 0.08 86.82 17:10:16 7 11.03 0.02 1.75 0.55 0.07 86.59 17:20:16 all 6.07 0.00 1.43 0.06 0.08 92.37 17:20:16 0 5.63 0.00 1.68 0.06 0.07 92.57 17:20:16 1 5.25 0.00 1.52 0.03 0.08 93.13 17:20:16 2 7.04 0.00 1.48 0.04 0.09 91.35 17:20:16 3 7.07 0.00 1.46 0.02 0.08 91.37 17:20:16 4 6.22 0.00 1.41 0.01 0.08 92.29 17:20:16 5 6.04 0.00 1.32 0.06 0.08 92.49 17:20:16 6 5.93 0.00 1.35 0.21 0.08 92.44 17:20:16 7 5.36 0.00 1.25 0.02 0.08 93.28 17:30:16 all 0.38 0.00 0.14 0.04 0.02 99.43 17:30:16 0 0.28 0.00 0.10 0.02 0.02 99.58 17:30:16 1 0.14 0.00 0.13 0.04 0.02 99.68 17:30:16 2 0.21 0.00 0.13 0.02 0.01 99.63 17:30:16 3 0.89 0.00 0.18 0.08 0.02 98.83 17:30:16 4 0.17 0.00 0.14 0.02 0.02 99.66 17:30:16 5 0.60 0.00 0.13 0.03 0.01 99.23 17:30:16 6 0.48 0.00 0.09 0.07 0.02 99.35 17:30:16 7 0.23 0.00 0.22 0.04 0.02 99.49 Average: all 5.99 0.01 1.15 0.16 0.06 92.64 Average: 0 5.93 0.01 1.27 0.06 0.05 92.67 Average: 1 5.68 0.01 1.21 0.22 0.05 92.83 Average: 2 6.25 0.00 1.16 0.19 0.06 92.34 Average: 3 6.33 0.01 1.14 0.11 0.05 92.35 Average: 4 6.20 0.01 1.14 0.12 0.05 92.48 Average: 5 6.04 0.01 1.09 0.21 0.06 92.59 Average: 6 5.86 0.01 1.08 0.17 0.06 92.83 Average: 7 5.58 0.01 1.08 0.21 0.06 93.07