---> uname -a: Linux prd-ubuntu2204-docker-8c-8g-13972 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 807 16705 4 14579 30817 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:24:6d:32 brd ff:ff:ff:ff:ff:ff altname enp0s3 inet 10.30.106.215/23 metric 100 brd 10.30.107.255 scope global dynamic ens3 valid_lft 84999sec preferred_lft 84999sec inet6 fe80::f816:3eff:fe24:6d32/64 scope link valid_lft forever preferred_lft forever 3: docker0: mtu 1458 qdisc noqueue state DOWN group default link/ether 1a:31:73:48:7d:a6 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::1831:73ff:fe48:7da6/64 scope link valid_lft forever preferred_lft forever ---> sar -b -r -n DEV: Linux 5.15.0-186-generic (prd-ubuntu2204-docker-8c-8g-13972) 08/20/26 _x86_64_ (8 CPU) 13:37:19 LINUX RESTART (8 CPU) 13:40:01 tps rtps wtps dtps bread/s bwrtn/s bdscd/s 13:50:13 265.38 2.73 251.13 11.52 290.23 43158.29 60912.56 14:00:01 67.62 1.21 63.41 3.00 182.74 5245.48 23834.29 Average: 168.51 1.98 159.18 7.35 237.58 24587.78 42750.82 13:40:01 kbmemfree kbavail kbmemused %memused kbbuffers kbcached kbcommit %commit kbactive kbinact kbdirty 13:50:13 15048800 28405020 3830028 11.65 230064 13037204 11268560 33.23 2993948 13914508 556 14:00:01 17154656 31601540 649784 1.98 249380 14020488 1637232 4.83 3404584 11352020 320 Average: 16101728 30003280 2239906 6.82 239722 13528846 6452896 19.03 3199266 12633264 438 13:40:01 IFACE rxpck/s txpck/s rxkB/s txkB/s rxcmp/s txcmp/s rxmcst/s %ifutil 13:50:13 lo 0.52 0.52 0.05 0.05 0.00 0.00 0.00 0.00 13:50:13 ens3 268.50 156.98 3221.79 36.80 0.00 0.00 0.00 0.00 13:50:13 docker0 3.98 5.52 0.22 101.21 0.00 0.00 0.00 0.00 13:50:13 br-0605e2ae4c7c 0.19 0.08 0.01 0.04 0.00 0.00 0.00 0.00 13:50:13 veth46bc86c 0.53 0.63 0.06 2.31 0.00 0.00 0.00 0.00 13:50:13 veth6ff056f 0.35 0.46 0.03 0.39 0.00 0.00 0.00 0.00 13:50:13 veth9a7eb67 3.51 3.53 0.40 0.44 0.00 0.00 0.00 0.00 13:50:13 vethc09b907 2.39 2.84 0.34 0.44 0.00 0.00 0.00 0.00 13:50:13 vethf0cc620 0.00 0.12 0.00 0.01 0.00 0.00 0.00 0.00 13:50:13 vethcb2538a 1.35 1.19 0.67 0.15 0.00 0.00 0.00 0.00 13:50:13 veth5ce618a 0.94 1.05 0.59 0.11 0.00 0.00 0.00 0.00 13:50:13 veth8e994b0 0.56 0.79 0.52 0.07 0.00 0.00 0.00 0.00 13:50:13 veth07ff6ca 0.53 0.73 0.46 0.07 0.00 0.00 0.00 0.00 13:50:13 veth92c7368 0.54 0.73 0.51 0.07 0.00 0.00 0.00 0.00 13:50:13 vethf9b5da8 2.22 2.03 0.58 0.27 0.00 0.00 0.00 0.00 13:50:13 veth42bea97 0.87 0.77 0.23 0.14 0.00 0.00 0.00 0.00 14:00:01 lo 0.16 0.16 0.01 0.01 0.00 0.00 0.00 0.00 14:00:01 ens3 18.21 13.85 271.32 6.92 0.00 0.00 0.00 0.00 14:00:01 docker0 3.96 7.04 0.38 155.10 0.00 0.00 0.00 0.00 Average: lo 0.34 0.34 0.03 0.03 0.00 0.00 0.00 0.00 Average: ens3 145.90 86.88 1776.58 22.17 0.00 0.00 0.00 0.00 Average: docker0 3.97 6.27 0.30 127.60 0.00 0.00 0.00 0.00 ---> sar -P ALL: Linux 5.15.0-186-generic (prd-ubuntu2204-docker-8c-8g-13972) 08/20/26 _x86_64_ (8 CPU) 13:37:19 LINUX RESTART (8 CPU) 13:40:01 CPU %user %nice %system %iowait %steal %idle 13:50:13 all 11.55 0.00 2.96 8.60 0.10 76.78 13:50:13 0 10.11 0.00 3.29 8.19 0.10 78.31 13:50:13 1 11.87 0.00 3.04 11.21 0.09 73.78 13:50:13 2 10.52 0.00 3.00 6.13 0.10 80.25 13:50:13 3 12.31 0.00 2.82 9.48 0.12 75.28 13:50:13 4 11.76 0.00 3.25 8.71 0.10 76.17 13:50:13 5 12.26 0.00 2.80 7.16 0.10 77.67 13:50:13 6 10.45 0.00 2.78 9.39 0.09 77.28 13:50:13 7 13.08 0.00 2.72 8.58 0.11 75.51 14:00:01 all 10.94 0.00 1.78 1.63 0.11 85.53 14:00:01 0 9.24 0.00 2.13 0.74 0.11 87.78 14:00:01 1 11.61 0.00 1.94 0.77 0.11 85.56 14:00:01 2 10.65 0.00 1.72 1.36 0.11 86.16 14:00:01 3 11.23 0.00 1.84 5.13 0.12 81.68 14:00:01 4 11.21 0.00 1.71 0.56 0.12 86.40 14:00:01 5 11.68 0.00 1.71 2.55 0.11 83.95 14:00:01 6 11.30 0.00 1.60 1.59 0.11 85.39 14:00:01 7 10.63 0.00 1.61 0.33 0.11 87.32 Average: all 11.25 0.00 2.39 5.19 0.11 81.07 Average: 0 9.68 0.00 2.72 4.54 0.11 82.95 Average: 1 11.75 0.00 2.50 6.09 0.10 79.56 Average: 2 10.59 0.00 2.37 3.80 0.10 83.14 Average: 3 11.78 0.00 2.34 7.34 0.12 78.42 Average: 4 11.49 0.00 2.50 4.71 0.11 81.19 Average: 5 11.98 0.00 2.27 4.90 0.10 80.75 Average: 6 10.87 0.00 2.20 5.57 0.10 81.25 Average: 7 11.88 0.00 2.18 4.54 0.11 81.29