---> uname -a: Linux prd-ubuntu2204-docker-8c-8g-14439 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: 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 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 131G 16% / 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 852 15858 3 15381 30772 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:10:be:ba brd ff:ff:ff:ff:ff:ff altname enp0s3 inet 10.30.106.144/23 metric 100 brd 10.30.107.255 scope global dynamic ens3 valid_lft 83696sec preferred_lft 83696sec inet6 fe80::f816:3eff:fe10:beba/64 scope link valid_lft forever preferred_lft forever 3: docker0: mtu 1458 qdisc noqueue state DOWN group default link/ether 76:d7:cf:37:86:31 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::74d7:cfff:fe37:8631/64 scope link valid_lft forever preferred_lft forever ---> sar -b -r -n DEV: Linux 5.15.0-186-generic (prd-ubuntu2204-docker-8c-8g-14439) 07/31/26 _x86_64_ (8 CPU) 14:56:02 LINUX RESTART (8 CPU) 15:00:05 tps rtps wtps dtps bread/s bwrtn/s bdscd/s 15:10:01 493.55 0.57 478.17 14.82 35.50 56640.46 58339.98 15:20:01 23.61 0.57 21.60 1.44 26.93 3118.44 7145.59 15:30:20 25.90 12.01 13.00 0.89 138.60 2030.20 1022.36 15:40:09 22.58 1.09 18.74 2.75 29.66 1985.73 16868.70 Average: 140.56 3.64 131.98 4.94 58.45 15842.25 20657.00 15:00:05 kbmemfree kbavail kbmemused %memused kbbuffers kbcached kbcommit %commit kbactive kbinact kbdirty 15:10:01 1108840 20711072 11442512 34.82 595832 18114260 17904212 52.80 4789552 23308664 256 15:20:01 286480 17057648 14862100 45.23 579456 15558092 22709520 66.97 4639576 24237396 22148 15:30:20 341904 16719436 15203472 46.26 582080 15150392 22706072 66.96 4600120 24193736 11744 15:40:09 8652844 24064188 7935012 24.15 583164 14135276 11403348 33.63 4389592 18059160 392 Average: 2597517 19638086 12360774 37.61 585133 15739505 18680788 55.09 4604710 22449739 8635 15:00:05 IFACE rxpck/s txpck/s rxkB/s txkB/s rxcmp/s txcmp/s rxmcst/s %ifutil 15:10:01 lo 0.79 0.79 0.06 0.06 0.00 0.00 0.00 0.00 15:10:01 ens3 450.07 285.00 2751.69 86.53 0.00 0.00 0.00 0.00 15:10:01 docker0 19.20 35.49 1.19 758.28 0.00 0.00 0.00 0.00 15:10:01 br-db57d2610ff5 0.29 0.25 0.01 0.02 0.00 0.00 0.00 0.00 15:10:01 vethfbb5317 0.02 0.11 0.00 0.01 0.00 0.00 0.00 0.00 15:10:01 veth751b2cc 0.16 0.22 0.02 0.01 0.00 0.00 0.00 0.00 15:10:01 veth8fd771e 6.86 6.56 4.61 1.31 0.00 0.00 0.00 0.00 15:10:01 vethf0ed631 0.03 0.12 0.00 0.01 0.00 0.00 0.00 0.00 15:10:01 veth50e2e93 0.04 0.12 0.00 0.01 0.00 0.00 0.00 0.00 15:10:01 vethbf66f59 1.21 1.24 0.14 0.96 0.00 0.00 0.00 0.00 15:10:01 veth4fd4750 0.01 0.04 0.00 0.00 0.00 0.00 0.00 0.00 15:10:01 vethf6e8e7b 0.61 0.59 0.08 0.71 0.00 0.00 0.00 0.00 15:20:01 lo 12.16 12.16 31.63 31.63 0.00 0.00 0.00 0.00 15:20:01 ens3 11.63 7.91 22.86 2.54 0.00 0.00 0.00 0.00 15:20:01 docker0 0.00 0.00 0.00 0.00 0.00 0.00 0.00 0.00 15:20:01 br-db57d2610ff5 12.96 14.18 6.36 46.43 0.00 0.00 0.00 0.00 15:20:01 vethfbb5317 20.15 21.72 5.84 183.43 0.00 0.00 0.00 0.02 15:20:01 veth751b2cc 7.07 6.65 36.53 21.95 0.00 0.00 0.00 0.00 15:20:01 veth8fd771e 111.24 120.06 63.88 55.61 0.00 0.00 0.00 0.01 15:20:01 vethf0ed631 0.10 0.10 0.01 0.03 0.00 0.00 0.00 0.00 15:20:01 veth50e2e93 12.74 12.87 138.00 36.84 0.00 0.00 0.00 0.01 15:20:01 vethbf66f59 88.08 81.42 76.59 39.38 0.00 0.00 0.00 0.01 15:20:01 vethf6e8e7b 37.92 35.01 15.73 27.12 0.00 0.00 0.00 0.00 15:30:20 lo 34.06 34.06 161.06 161.06 0.00 0.00 0.00 0.00 15:30:20 ens3 3.23 2.89 7.02 1.42 0.00 0.00 0.00 0.00 15:30:20 docker0 0.00 0.00 0.00 0.00 0.00 0.00 0.00 0.00 15:30:20 br-db57d2610ff5 28.62 31.06 30.31 139.10 0.00 0.00 0.00 0.00 15:30:20 vethfbb5317 35.18 37.58 31.24 220.56 0.00 0.00 0.00 0.02 15:30:20 veth751b2cc 8.98 10.25 19.05 42.08 0.00 0.00 0.00 0.00 15:30:20 veth8fd771e 68.94 75.54 56.29 26.93 0.00 0.00 0.00 0.00 15:30:20 vethf0ed631 0.00 0.00 0.00 0.00 0.00 0.00 0.00 0.00 15:30:20 veth50e2e93 12.67 11.72 83.23 18.76 0.00 0.00 0.00 0.01 15:30:20 vethbf66f59 40.06 36.90 50.71 20.17 0.00 0.00 0.00 0.00 15:30:20 vethf6e8e7b 41.57 37.86 18.22 38.63 0.00 0.00 0.00 0.00 15:40:09 lo 25.91 25.91 108.11 108.11 0.00 0.00 0.00 0.00 15:40:09 ens3 8.08 6.90 19.02 2.49 0.00 0.00 0.00 0.00 15:40:09 docker0 0.00 0.00 0.00 0.00 0.00 0.00 0.00 0.00 15:40:09 br-db57d2610ff5 23.89 26.73 23.11 103.79 0.00 0.00 0.00 0.00 15:40:09 vethfbb5317 33.06 35.73 23.63 282.95 0.00 0.00 0.00 0.02 15:40:09 veth751b2cc 9.52 10.95 35.64 62.31 0.00 0.00 0.00 0.01 Average: lo 18.35 18.35 75.84 75.84 0.00 0.00 0.00 0.00 Average: ens3 117.40 75.13 694.99 23.08 0.00 0.00 0.00 0.00 Average: docker0 4.76 8.81 0.30 188.16 0.00 0.00 0.00 0.00 Average: br-db57d2610ff5 16.52 18.14 15.05 72.81 0.00 0.00 0.00 0.00 Average: vethfbb5317 22.19 23.87 15.28 171.85 0.00 0.00 0.00 0.01 Average: veth751b2cc 6.45 7.04 22.76 31.58 0.00 0.00 0.00 0.00 ---> sar -P ALL: Linux 5.15.0-186-generic (prd-ubuntu2204-docker-8c-8g-14439) 07/31/26 _x86_64_ (8 CPU) 14:56:02 LINUX RESTART (8 CPU) 15:00:05 CPU %user %nice %system %iowait %steal %idle 15:10:01 all 32.64 0.02 4.17 1.09 0.10 61.98 15:10:01 0 32.96 0.04 3.88 0.98 0.09 62.05 15:10:01 1 31.78 0.04 4.48 0.82 0.10 62.78 15:10:01 2 33.98 0.01 4.31 1.35 0.10 60.25 15:10:01 3 30.65 0.03 4.10 1.57 0.10 63.56 15:10:01 4 35.12 0.01 4.74 1.13 0.10 58.90 15:10:01 5 33.26 0.02 3.95 0.81 0.10 61.86 15:10:01 6 31.21 0.01 3.98 1.06 0.09 63.66 15:10:01 7 32.18 0.00 3.91 1.02 0.09 62.79 15:20:01 all 9.32 0.00 1.54 0.08 0.09 88.97 15:20:01 0 9.20 0.00 1.84 0.09 0.09 88.78 15:20:01 1 9.20 0.01 1.67 0.15 0.10 88.88 15:20:01 2 8.68 0.00 1.57 0.03 0.09 89.63 15:20:01 3 8.71 0.01 1.47 0.08 0.09 89.64 15:20:01 4 10.18 0.00 1.49 0.08 0.10 88.16 15:20:01 5 10.45 0.00 1.51 0.04 0.10 87.90 15:20:01 6 9.19 0.01 1.41 0.04 0.09 89.27 15:20:01 7 8.93 0.01 1.34 0.17 0.09 89.46 15:30:20 all 7.89 0.05 2.07 0.08 0.10 89.81 15:30:20 0 7.39 0.01 2.61 0.09 0.10 89.81 15:30:20 1 7.99 0.03 2.22 0.03 0.10 89.63 15:30:20 2 7.69 0.07 2.00 0.07 0.10 90.08 15:30:20 3 7.97 0.00 1.93 0.05 0.10 89.95 15:30:20 4 8.71 0.03 2.12 0.15 0.10 88.88 15:30:20 5 7.80 0.00 1.90 0.03 0.10 90.16 15:30:20 6 7.41 0.11 1.78 0.12 0.10 90.48 15:30:20 7 8.19 0.12 1.97 0.10 0.11 89.51 15:40:09 all 7.17 0.00 1.88 0.08 0.10 90.76 15:40:09 0 6.05 0.00 2.22 0.05 0.10 91.58 15:40:09 1 7.21 0.00 1.94 0.22 0.10 90.52 15:40:09 2 7.00 0.00 1.82 0.04 0.10 91.04 15:40:09 3 6.72 0.00 1.79 0.04 0.10 91.35 15:40:09 4 7.82 0.00 1.89 0.11 0.10 90.07 15:40:09 5 7.14 0.01 1.82 0.06 0.10 90.88 15:40:09 6 7.80 0.02 1.77 0.03 0.10 90.28 15:40:09 7 7.64 0.00 1.81 0.06 0.10 90.39 Average: all 14.21 0.02 2.41 0.33 0.10 82.93 Average: 0 13.84 0.01 2.64 0.30 0.10 83.11 Average: 1 13.99 0.02 2.57 0.30 0.10 83.02 Average: 2 14.28 0.02 2.42 0.37 0.10 82.81 Average: 3 13.47 0.01 2.32 0.43 0.10 83.67 Average: 4 15.42 0.01 2.56 0.37 0.10 81.55 Average: 5 14.62 0.01 2.29 0.24 0.10 82.75 Average: 6 13.87 0.04 2.23 0.31 0.10 83.46 Average: 7 14.20 0.03 2.26 0.34 0.10 83.07