---> uname -a: Linux prd-ubuntu2204-docker-8c-8g-13873 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 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 868 12780 4 18443 30749 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:e6:32:e2 brd ff:ff:ff:ff:ff:ff altname enp0s3 inet 10.30.106.100/23 metric 100 brd 10.30.107.255 scope global dynamic ens3 valid_lft 84119sec preferred_lft 84119sec inet6 fe80::f816:3eff:fee6:32e2/64 scope link valid_lft forever preferred_lft forever 3: docker0: mtu 1458 qdisc noqueue state DOWN group default link/ether 02:91:40:69:09:27 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::91:40ff:fe69:927/64 scope link valid_lft forever preferred_lft forever ---> sar -b -r -n DEV: Linux 5.15.0-186-generic (prd-ubuntu2204-docker-8c-8g-13873) 08/20/26 _x86_64_ (8 CPU) 11:31:52 LINUX RESTART (8 CPU) 11:40:01 tps rtps wtps dtps bread/s bwrtn/s bdscd/s 11:50:03 196.05 0.33 187.77 7.95 16.52 39289.21 31491.54 12:00:22 21.70 0.29 19.85 1.56 20.22 2449.29 6274.04 Average: 107.77 0.31 102.74 4.72 18.40 20635.43 18722.74 11:40:01 kbmemfree kbavail kbmemused %memused kbbuffers kbcached kbcommit %commit kbactive kbinact kbdirty 11:50:03 1211344 21316580 10835064 32.97 587420 18624984 16558424 48.83 4772004 23215016 1360 12:00:22 524316 19662320 12391128 37.71 571816 17774288 18685424 55.10 4868268 23748508 10172 Average: 867830 20489450 11613096 35.34 579618 18199636 17621924 51.97 4820136 23481762 5766 11:40:01 IFACE rxpck/s txpck/s rxkB/s txkB/s rxcmp/s txcmp/s rxmcst/s %ifutil 11:50:03 lo 0.64 0.64 0.05 0.05 0.00 0.00 0.00 0.00 11:50:03 ens3 120.74 70.50 2024.55 16.32 0.00 0.00 0.00 0.00 11:50:03 docker0 12.32 28.27 0.74 598.77 0.00 0.00 0.00 0.00 11:50:03 br-6c5bc76ec6d3 0.30 0.27 0.01 0.02 0.00 0.00 0.00 0.00 11:50:03 veth75df846 0.04 0.13 0.00 0.01 0.00 0.00 0.00 0.00 11:50:03 veth924459e 0.42 0.40 0.05 0.22 0.00 0.00 0.00 0.00 11:50:03 veth54cdaa6 0.04 0.13 0.00 0.01 0.00 0.00 0.00 0.00 11:50:03 vethbf78757 51.47 54.07 20.43 26.39 0.00 0.00 0.00 0.00 11:50:03 veth9b185d6 0.02 0.11 0.00 0.01 0.00 0.00 0.00 0.00 11:50:03 veth91fc79c 49.77 46.66 36.45 17.09 0.00 0.00 0.00 0.00 11:50:03 veth93180b0 0.76 1.40 0.84 11.04 0.00 0.00 0.00 0.00 11:50:03 veth3224bb7 1.81 1.44 0.24 1.46 0.00 0.00 0.00 0.00 12:00:22 lo 10.84 10.84 21.57 21.57 0.00 0.00 0.00 0.00 12:00:22 ens3 5.20 4.27 2.32 1.99 0.00 0.00 0.00 0.00 12:00:22 docker0 0.00 0.00 0.00 0.00 0.00 0.00 0.00 0.00 12:00:22 br-6c5bc76ec6d3 7.18 9.51 4.49 18.64 0.00 0.00 0.00 0.00 12:00:22 veth75df846 0.10 0.09 0.01 0.03 0.00 0.00 0.00 0.00 12:00:22 veth924459e 5.22 4.86 31.68 7.44 0.00 0.00 0.00 0.00 12:00:22 veth54cdaa6 9.87 10.03 123.39 31.93 0.00 0.00 0.00 0.01 12:00:22 vethbf78757 62.19 67.01 46.76 26.47 0.00 0.00 0.00 0.00 12:00:22 veth9b185d6 13.06 15.45 4.90 141.21 0.00 0.00 0.00 0.01 12:00:22 veth91fc79c 32.25 30.35 21.20 17.61 0.00 0.00 0.00 0.00 12:00:22 veth3224bb7 38.46 35.60 15.02 30.50 0.00 0.00 0.00 0.00 Average: lo 5.80 5.80 10.95 10.95 0.00 0.00 0.00 0.00 Average: ens3 62.24 36.96 1000.60 9.07 0.00 0.00 0.00 0.00 Average: docker0 6.08 13.96 0.36 295.58 0.00 0.00 0.00 0.00 Average: br-6c5bc76ec6d3 3.78 4.95 2.28 9.45 0.00 0.00 0.00 0.00 Average: veth75df846 0.07 0.11 0.01 0.02 0.00 0.00 0.00 0.00 Average: veth924459e 2.85 2.66 16.06 3.88 0.00 0.00 0.00 0.00 Average: veth54cdaa6 5.02 5.15 62.48 16.17 0.00 0.00 0.00 0.01 Average: vethbf78757 56.90 60.62 33.76 26.43 0.00 0.00 0.00 0.00 Average: veth9b185d6 6.62 7.88 2.48 71.51 0.00 0.00 0.00 0.01 Average: veth91fc79c 40.90 38.40 28.73 17.35 0.00 0.00 0.00 0.00 Average: veth3224bb7 20.37 18.74 7.73 16.16 0.00 0.00 0.00 0.00 ---> sar -P ALL: Linux 5.15.0-186-generic (prd-ubuntu2204-docker-8c-8g-13873) 08/20/26 _x86_64_ (8 CPU) 11:31:52 LINUX RESTART (8 CPU) 11:40:01 CPU %user %nice %system %iowait %steal %idle 11:50:03 all 12.44 0.02 2.70 0.63 0.07 84.14 11:50:03 0 12.02 0.02 2.99 0.68 0.07 84.21 11:50:03 1 11.54 0.01 3.03 0.82 0.07 84.53 11:50:03 2 12.84 0.03 2.62 0.29 0.07 84.14 11:50:03 3 12.13 0.03 2.60 0.51 0.07 84.66 11:50:03 4 13.07 0.01 2.65 0.33 0.07 83.87 11:50:03 5 12.27 0.03 2.63 0.62 0.07 84.39 11:50:03 6 12.69 0.05 2.70 0.49 0.07 84.00 11:50:03 7 12.99 0.00 2.35 1.31 0.07 83.28 12:00:22 all 5.63 0.00 1.20 0.08 0.06 93.02 12:00:22 0 6.01 0.01 1.48 0.04 0.06 92.40 12:00:22 1 5.10 0.01 1.20 0.10 0.06 93.53 12:00:22 2 6.02 0.00 1.21 0.06 0.06 92.64 12:00:22 3 5.38 0.00 1.18 0.18 0.06 93.20 12:00:22 4 5.46 0.00 1.16 0.11 0.07 93.21 12:00:22 5 5.94 0.00 1.11 0.04 0.06 92.85 12:00:22 6 5.31 0.01 1.11 0.05 0.06 93.45 12:00:22 7 5.84 0.00 1.17 0.06 0.06 92.86 Average: all 8.99 0.01 1.94 0.35 0.07 88.64 Average: 0 8.97 0.02 2.22 0.36 0.07 88.36 Average: 1 8.28 0.01 2.11 0.45 0.07 89.09 Average: 2 9.39 0.02 1.91 0.17 0.07 88.45 Average: 3 8.71 0.02 1.88 0.34 0.07 88.99 Average: 4 9.21 0.01 1.89 0.22 0.07 88.60 Average: 5 9.06 0.01 1.86 0.33 0.07 88.67 Average: 6 8.95 0.03 1.89 0.27 0.07 88.79 Average: 7 9.37 0.00 1.75 0.68 0.07 88.14