---> uname -a: Linux prd-ubuntu2204-docker-8c-8g-14627 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 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 990 12492 3 18609 30634 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:be:b6:e6 brd ff:ff:ff:ff:ff:ff altname enp0s3 inet 10.30.106.93/23 metric 100 brd 10.30.107.255 scope global dynamic ens3 valid_lft 84524sec preferred_lft 84524sec inet6 fe80::f816:3eff:febe:b6e6/64 scope link valid_lft forever preferred_lft forever 3: docker0: mtu 1458 qdisc noqueue state DOWN group default link/ether 0e:93:f7:4c:8f:9b 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::c93:f7ff:fe4c:8f9b/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-14627) 08/01/26 _x86_64_ (8 CPU) 09:53:12 LINUX RESTART (8 CPU) 10:00:31 tps rtps wtps dtps bread/s bwrtn/s bdscd/s 10:10:37 216.94 0.31 209.43 7.20 14.75 38395.78 46154.95 10:20:31 10.85 0.17 10.44 0.24 6.53 479.19 5557.80 Average: 114.91 0.24 110.91 3.76 10.68 19623.29 26055.32 10:00:31 kbmemfree kbavail kbmemused %memused kbbuffers kbcached kbcommit %commit kbactive kbinact kbdirty 10:10:37 685756 20430848 11721392 35.67 602484 18243164 17731408 52.29 4803596 23680792 1024 10:20:31 243692 19486004 12665528 38.54 585352 17759364 18657712 55.02 4783732 24124916 524 Average: 464724 19958426 12193460 37.10 593918 18001264 18194560 53.65 4793664 23902854 774 10:00:31 IFACE rxpck/s txpck/s rxkB/s txkB/s rxcmp/s txcmp/s rxmcst/s %ifutil 10:10:37 lo 0.63 0.63 0.05 0.05 0.00 0.00 0.00 0.00 10:10:37 ens3 160.64 105.12 1814.96 29.63 0.00 0.00 0.00 0.00 10:10:37 docker0 20.62 35.62 1.29 593.47 0.00 0.00 0.00 0.00 10:10:37 br-d90f9f01560b 0.29 0.26 0.01 0.02 0.00 0.00 0.00 0.00 10:10:37 veth2e598c8 0.02 0.11 0.00 0.01 0.00 0.00 0.00 0.00 10:10:37 vetha4db0d0 0.03 0.13 0.00 0.01 0.00 0.00 0.00 0.00 10:10:37 veth23ac3ff 42.51 43.32 15.12 17.99 0.00 0.00 0.00 0.00 10:10:37 vethf9e1a36 0.04 0.13 0.00 0.01 0.00 0.00 0.00 0.00 10:10:37 veth0906477 0.39 0.38 0.04 0.20 0.00 0.00 0.00 0.00 10:10:37 veth8857ea9 38.60 37.43 23.64 11.69 0.00 0.00 0.00 0.00 10:10:37 veth5893643 0.54 0.93 0.68 6.66 0.00 0.00 0.00 0.00 10:10:37 vethfbe5a1c 1.60 1.30 0.22 1.34 0.00 0.00 0.00 0.00 10:20:31 lo 8.52 8.52 38.85 38.85 0.00 0.00 0.00 0.00 10:20:31 ens3 20.58 12.27 6.73 6.35 0.00 0.00 0.00 0.00 10:20:31 docker0 0.00 0.00 0.00 0.00 0.00 0.00 0.00 0.00 10:20:31 br-d90f9f01560b 4.84 4.57 37.91 1.04 0.00 0.00 0.00 0.00 10:20:31 veth2e598c8 0.00 0.00 0.00 0.00 0.00 0.00 0.00 0.00 10:20:31 vetha4db0d0 0.23 0.20 0.02 0.08 0.00 0.00 0.00 0.00 10:20:31 veth23ac3ff 323.29 348.83 259.94 161.58 0.00 0.00 0.00 0.02 10:20:31 vethf9e1a36 0.00 0.01 0.00 0.00 0.00 0.00 0.00 0.00 10:20:31 veth0906477 0.40 0.21 0.07 0.35 0.00 0.00 0.00 0.00 10:20:31 veth8857ea9 124.46 114.31 102.23 75.89 0.00 0.00 0.00 0.01 10:20:31 vethfbe5a1c 232.80 216.97 107.01 188.28 0.00 0.00 0.00 0.02 Average: lo 4.54 4.54 19.26 19.26 0.00 0.00 0.00 0.00 Average: ens3 91.30 59.15 919.71 18.11 0.00 0.00 0.00 0.00 Average: docker0 10.41 17.98 0.65 299.64 0.00 0.00 0.00 0.00 Average: br-d90f9f01560b 2.54 2.39 18.77 0.53 0.00 0.00 0.00 0.00 Average: veth2e598c8 0.01 0.06 0.00 0.00 0.00 0.00 0.00 0.00 Average: vetha4db0d0 0.13 0.16 0.01 0.05 0.00 0.00 0.00 0.00 Average: veth23ac3ff 181.53 194.57 136.33 89.08 0.00 0.00 0.00 0.01 Average: vethf9e1a36 0.02 0.07 0.00 0.00 0.00 0.00 0.00 0.00 Average: veth0906477 0.39 0.29 0.06 0.27 0.00 0.00 0.00 0.00 Average: veth8857ea9 81.11 75.49 62.55 43.47 0.00 0.00 0.00 0.01 Average: vethfbe5a1c 116.06 108.08 53.09 93.89 0.00 0.00 0.00 0.01 ---> sar -P ALL: Linux 5.15.0-186-generic (prd-ubuntu2204-docker-8c-8g-14627) 08/01/26 _x86_64_ (8 CPU) 09:53:12 LINUX RESTART (8 CPU) 10:00:31 CPU %user %nice %system %iowait %steal %idle 10:10:37 all 14.21 0.02 2.57 0.59 0.08 82.53 10:10:37 0 13.61 0.01 2.92 0.59 0.07 82.79 10:10:37 1 12.46 0.01 2.24 0.34 0.08 84.87 10:10:37 2 14.64 0.02 2.65 1.07 0.08 81.54 10:10:37 3 14.54 0.02 2.48 0.40 0.07 82.49 10:10:37 4 14.86 0.01 2.47 0.60 0.08 81.97 10:10:37 5 14.96 0.02 2.70 0.45 0.07 81.79 10:10:37 6 14.93 0.03 2.50 0.46 0.08 82.00 10:10:37 7 13.64 0.02 2.64 0.82 0.08 82.81 10:20:31 all 6.78 0.00 1.29 0.03 0.08 91.83 10:20:31 0 6.80 0.00 1.72 0.01 0.08 91.39 10:20:31 1 6.76 0.00 1.33 0.01 0.09 91.81 10:20:31 2 6.96 0.00 1.22 0.01 0.08 91.73 10:20:31 3 6.41 0.00 1.29 0.07 0.07 92.17 10:20:31 4 7.83 0.00 1.26 0.01 0.08 90.82 10:20:31 5 4.78 0.00 1.06 0.02 0.08 94.06 10:20:31 6 8.04 0.00 1.22 0.07 0.08 90.58 10:20:31 7 6.67 0.00 1.18 0.01 0.08 92.05 Average: all 10.54 0.01 1.94 0.31 0.08 87.12 Average: 0 10.24 0.01 2.33 0.30 0.08 87.05 Average: 1 9.64 0.01 1.79 0.18 0.09 88.31 Average: 2 10.85 0.01 1.94 0.54 0.08 86.57 Average: 3 10.53 0.01 1.89 0.24 0.07 87.26 Average: 4 11.38 0.01 1.87 0.31 0.08 86.35 Average: 5 9.94 0.01 1.89 0.24 0.08 87.85 Average: 6 11.53 0.01 1.87 0.27 0.08 86.24 Average: 7 10.19 0.01 1.92 0.42 0.08 87.38