---> uname -a: Linux prd-ubuntu2204-docker-8c-8g-13953 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 21G 135G 14% / 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 822 16626 4 14643 30802 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:c8:10:28 brd ff:ff:ff:ff:ff:ff altname enp0s3 inet 10.30.107.193/23 metric 100 brd 10.30.107.255 scope global dynamic ens3 valid_lft 84903sec preferred_lft 84903sec inet6 fe80::f816:3eff:fec8:1028/64 scope link valid_lft forever preferred_lft forever 3: docker0: mtu 1458 qdisc noqueue state DOWN group default link/ether 22:68:95:b8:b9:c7 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::2068:95ff:feb8:b9c7/64 scope link valid_lft forever preferred_lft forever ---> sar -b -r -n DEV: Linux 5.15.0-186-generic (prd-ubuntu2204-docker-8c-8g-13953) 08/20/26 _x86_64_ (8 CPU) 13:08:48 LINUX RESTART (8 CPU) 13:10:19 tps rtps wtps dtps bread/s bwrtn/s bdscd/s 13:20:01 140.50 2.62 117.00 20.88 247.45 23967.66 559658.51 13:30:01 188.03 3.07 176.71 8.24 376.60 27067.27 20820.75 Average: 164.63 2.85 147.32 14.46 313.04 25541.74 286019.81 13:10:19 kbmemfree kbavail kbmemused %memused kbbuffers kbcached kbcommit %commit kbactive kbinact kbdirty 13:20:01 22669560 30334032 1962868 5.97 145108 7675568 2281368 6.73 1839828 7798152 59276 13:30:01 13155632 27706580 4515800 13.74 254852 14133856 12065708 35.58 3169488 15524184 456 Average: 17912596 29020306 3239334 9.86 199980 10904712 7173538 21.15 2504658 11661168 29866 13:10:19 IFACE rxpck/s txpck/s rxkB/s txkB/s rxcmp/s txcmp/s rxmcst/s %ifutil 13:20:01 lo 0.36 0.36 0.03 0.03 0.00 0.00 0.00 0.00 13:20:01 ens3 195.40 132.65 1475.96 38.08 0.00 0.00 0.00 0.00 13:20:01 docker0 4.03 6.72 0.22 106.57 0.00 0.00 0.00 0.00 13:30:01 lo 0.63 0.63 0.06 0.06 0.00 0.00 0.00 0.00 13:30:01 ens3 105.05 62.82 2327.07 9.37 0.00 0.00 0.00 0.00 13:30:01 docker0 3.58 6.84 0.36 151.48 0.00 0.00 0.00 0.00 13:30:01 br-ca41e2e2eba6 1.71 2.80 0.12 35.89 0.00 0.00 0.00 0.00 13:30:01 veth27e0692 15.45 17.53 10.21 3.30 0.00 0.00 0.00 0.00 13:30:01 veth8ca3409 39.41 27.95 7.11 4.71 0.00 0.00 0.00 0.00 13:30:01 vethe13cbd2 8.31 8.56 0.91 54.43 0.00 0.00 0.00 0.00 13:30:01 veth665f1e2 5.49 5.65 0.48 7.88 0.00 0.00 0.00 0.00 13:30:01 vethc432b1a 1.50 2.85 0.13 35.85 0.00 0.00 0.00 0.00 13:30:01 veth4e5bce1 7.21 9.26 7.73 1.61 0.00 0.00 0.00 0.00 13:30:01 veth0a96555 5.97 7.87 6.43 0.99 0.00 0.00 0.00 0.00 13:30:01 veth04e9ba5 6.79 8.85 6.85 1.55 0.00 0.00 0.00 0.00 13:30:01 veth0b9df1c 6.33 8.52 6.90 1.50 0.00 0.00 0.00 0.00 13:30:01 vethe87f986 5.91 8.06 6.54 1.36 0.00 0.00 0.00 0.00 13:30:01 veth9b81a4c 10.76 11.00 17.57 3.87 0.00 0.00 0.00 0.00 13:30:01 veth58b0fab 17.49 17.40 19.24 8.21 0.00 0.00 0.00 0.00 13:30:01 veth921229c 1.91 1.62 0.42 1.05 0.00 0.00 0.00 0.00 Average: lo 0.50 0.50 0.05 0.05 0.00 0.00 0.00 0.00 Average: ens3 149.52 97.19 1908.18 23.50 0.00 0.00 0.00 0.00 Average: docker0 3.80 6.78 0.29 129.38 0.00 0.00 0.00 0.00 Average: br-ca41e2e2eba6 0.87 1.42 0.06 18.22 0.00 0.00 0.00 0.00 Average: veth27e0692 7.84 8.90 5.19 1.68 0.00 0.00 0.00 0.00 Average: veth8ca3409 20.01 14.20 3.61 2.39 0.00 0.00 0.00 0.00 Average: vethe13cbd2 4.22 4.35 0.46 27.64 0.00 0.00 0.00 0.00 Average: veth665f1e2 2.79 2.87 0.24 4.00 0.00 0.00 0.00 0.00 Average: vethc432b1a 0.76 1.45 0.06 18.21 0.00 0.00 0.00 0.00 Average: veth4e5bce1 3.66 4.70 3.93 0.82 0.00 0.00 0.00 0.00 Average: veth0a96555 3.03 3.99 3.26 0.50 0.00 0.00 0.00 0.00 Average: veth04e9ba5 3.45 4.50 3.48 0.79 0.00 0.00 0.00 0.00 Average: veth0b9df1c 3.21 4.33 3.50 0.76 0.00 0.00 0.00 0.00 Average: vethe87f986 3.00 4.09 3.32 0.69 0.00 0.00 0.00 0.00 Average: veth9b81a4c 5.47 5.58 8.92 1.97 0.00 0.00 0.00 0.00 Average: veth58b0fab 8.88 8.84 9.77 4.17 0.00 0.00 0.00 0.00 Average: veth921229c 0.97 0.82 0.22 0.53 0.00 0.00 0.00 0.00 ---> sar -P ALL: Linux 5.15.0-186-generic (prd-ubuntu2204-docker-8c-8g-13953) 08/20/26 _x86_64_ (8 CPU) 13:08:48 LINUX RESTART (8 CPU) 13:10:19 CPU %user %nice %system %iowait %steal %idle 13:20:01 all 5.92 0.00 1.58 11.69 0.05 80.75 13:20:01 0 5.70 0.00 1.39 11.13 0.05 81.73 13:20:01 1 3.84 0.00 1.48 8.93 0.04 85.71 13:20:01 2 6.54 0.00 1.48 8.20 0.05 83.73 13:20:01 3 7.90 0.00 2.00 18.13 0.06 71.91 13:20:01 4 7.88 0.00 1.63 4.16 0.05 86.28 13:20:01 5 4.78 0.00 1.76 23.71 0.05 69.70 13:20:01 6 5.37 0.00 1.78 4.22 0.04 88.58 13:20:01 7 5.36 0.00 1.14 15.07 0.04 78.39 13:30:01 all 14.99 0.00 3.42 4.95 0.11 76.54 13:30:01 0 14.54 0.00 3.78 7.30 0.11 74.28 13:30:01 1 14.13 0.00 3.51 5.29 0.10 76.96 13:30:01 2 14.81 0.00 3.47 3.88 0.11 77.73 13:30:01 3 15.27 0.00 3.41 5.80 0.11 75.41 13:30:01 4 16.59 0.00 3.34 5.63 0.11 74.34 13:30:01 5 14.38 0.00 3.31 3.93 0.11 78.27 13:30:01 6 14.79 0.00 3.32 3.67 0.11 78.11 13:30:01 7 15.42 0.00 3.22 4.05 0.10 77.21 Average: all 10.52 0.00 2.51 8.27 0.08 78.62 Average: 0 10.19 0.00 2.60 9.18 0.08 77.95 Average: 1 9.06 0.00 2.51 7.08 0.07 81.27 Average: 2 10.73 0.00 2.49 6.01 0.08 80.69 Average: 3 11.64 0.00 2.71 11.88 0.09 73.69 Average: 4 12.29 0.00 2.50 4.90 0.08 80.23 Average: 5 9.64 0.00 2.54 13.69 0.08 74.04 Average: 6 10.14 0.00 2.56 3.94 0.08 83.28 Average: 7 10.45 0.00 2.19 9.49 0.07 77.79