---> uname -a: Linux prd-ubuntu2204-docker-4c-4g-3847 5.15.0-153-generic #163-Ubuntu SMP Thu Aug 7 16:37:18 UTC 2025 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): 4 On-line CPU(s) list: 0-3 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): 4 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: 128 KiB (4 instances) L1i cache: 128 KiB (4 instances) L2 cache: 2 MiB (4 instances) L3 cache: 64 MiB (4 instances) NUMA node(s): 1 NUMA node0 CPU(s): 0-3 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 disabled; STIBP disabled; RSB filling; PBRSB-eIBRS Not affected; BHI Not affected Vulnerability Srbds: Not affected Vulnerability Tsx async abort: Not affected ---> nproc: 4 ---> df -h: Filesystem Size Used Avail Use% Mounted on tmpfs 1.6G 1.1M 1.6G 1% /run /dev/vda1 78G 11G 68G 14% / tmpfs 7.9G 0 7.9G 0% /dev/shm tmpfs 5.0M 0 5.0M 0% /run/lock /dev/vda15 105M 6.1M 99M 6% /boot/efi tmpfs 1.6G 4.0K 1.6G 1% /run/user/1001 ---> free -m: total used free shared buff/cache available Mem: 15989 643 10445 4 4900 15003 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:8f:6f:31 brd ff:ff:ff:ff:ff:ff altname enp0s3 inet 10.30.170.32/23 metric 100 brd 10.30.171.255 scope global dynamic ens3 valid_lft 82939sec preferred_lft 82939sec inet6 fe80::f816:3eff:fe8f:6f31/64 scope link valid_lft forever preferred_lft forever 3: docker0: mtu 1458 qdisc noqueue state DOWN group default link/ether 4e:bc:66:f9:3d:db 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 ---> sar -b -r -n DEV: Linux 5.15.0-153-generic (prd-ubuntu2204-docker-4c-4g-3847) 10/30/25 _x86_64_ (4 CPU) 18:22:29 LINUX RESTART (4 CPU) 18:30:00 tps rtps wtps dtps bread/s bwrtn/s bdscd/s 18:40:00 1.17 0.01 1.15 0.01 0.04 15.13 1.00 18:50:00 23.60 11.95 1.49 10.16 136.03 29.20 242559.10 19:00:00 36.09 3.97 31.39 0.72 250.52 3137.92 541.86 19:10:00 9.32 0.48 7.72 1.12 17.21 2586.82 2730.81 19:20:00 26.73 0.58 21.54 4.61 24.53 3662.54 11834.24 Average: 19.38 3.40 12.66 3.32 85.66 1886.39 51532.24 18:30:00 kbmemfree kbavail kbmemused %memused kbbuffers kbcached kbcommit %commit kbactive kbinact kbdirty 18:40:00 13503096 15537404 477716 2.92 57352 2201156 1137964 6.53 379416 2231436 16 18:50:00 13446452 15536340 471024 2.88 61520 2245508 1138176 6.53 423376 2236820 8 19:00:00 11362668 14369204 1594520 9.74 115468 3052688 2056396 11.80 676748 3979608 32460 19:10:00 9508736 13267448 2689464 16.43 148472 3697620 2959256 16.99 862356 5577832 18752 19:20:00 10693116 15354296 596056 3.64 172128 4519316 1117540 6.41 1118172 4064012 13592 Average: 11702814 14812938 1165756 7.12 110988 3143258 1681866 9.65 692014 3617942 12966 18:30:00 IFACE rxpck/s txpck/s rxkB/s txkB/s rxcmp/s txcmp/s rxmcst/s %ifutil 18:40:00 lo 0.10 0.10 0.01 0.01 0.00 0.00 0.00 0.00 18:40:00 ens3 0.42 0.18 0.13 0.08 0.00 0.00 0.00 0.00 18:40:00 docker0 0.00 0.00 0.00 0.00 0.00 0.00 0.00 0.00 18:50:00 lo 0.10 0.10 0.01 0.01 0.00 0.00 0.00 0.00 18:50:00 ens3 0.24 0.08 0.04 0.02 0.00 0.00 0.00 0.00 18:50:00 docker0 0.00 0.00 0.00 0.00 0.00 0.00 0.00 0.00 19:00:00 lo 0.45 0.45 0.05 0.05 0.00 0.00 0.00 0.00 19:00:00 ens3 88.11 65.67 708.12 13.25 0.00 0.00 0.00 0.00 19:00:00 docker0 0.00 0.00 0.00 0.00 0.00 0.00 0.00 0.00 19:10:00 lo 1.43 1.43 0.14 0.14 0.00 0.00 0.00 0.00 19:10:00 ens3 64.72 52.59 118.54 16.71 0.00 0.00 0.00 0.00 19:10:00 docker0 0.00 0.00 0.00 0.00 0.00 0.00 0.00 0.00 19:20:00 lo 1333.32 1333.32 1259.91 1259.91 0.00 0.00 0.00 0.00 19:20:00 ens3 119.86 107.29 395.29 192.51 0.00 0.00 0.00 0.00 19:20:00 docker0 0.00 0.00 0.00 0.00 0.00 0.00 0.00 0.00 Average: lo 267.12 267.12 252.06 252.06 0.00 0.00 0.00 0.00 Average: ens3 54.67 45.17 244.43 44.52 0.00 0.00 0.00 0.00 Average: docker0 0.00 0.00 0.00 0.00 0.00 0.00 0.00 0.00 ---> sar -P ALL: Linux 5.15.0-153-generic (prd-ubuntu2204-docker-4c-4g-3847) 10/30/25 _x86_64_ (4 CPU) 18:22:29 LINUX RESTART (4 CPU) 18:30:00 CPU %user %nice %system %iowait %steal %idle 18:40:00 all 0.16 0.00 0.03 0.06 0.01 99.74 18:40:00 0 0.03 0.00 0.02 0.24 0.01 99.70 18:40:00 1 0.10 0.00 0.02 0.00 0.01 99.88 18:40:00 2 0.50 0.00 0.04 0.00 0.02 99.45 18:40:00 3 0.02 0.00 0.03 0.00 0.01 99.95 18:50:00 all 0.16 0.09 0.05 0.09 0.01 99.60 18:50:00 0 0.02 0.25 0.08 0.23 0.01 99.43 18:50:00 1 0.60 0.09 0.07 0.05 0.01 99.17 18:50:00 2 0.02 0.00 0.02 0.01 0.01 99.94 18:50:00 3 0.02 0.00 0.04 0.08 0.01 99.85 19:00:00 all 13.52 0.00 0.70 0.24 0.04 85.50 19:00:00 0 13.72 0.00 0.64 0.10 0.04 85.51 19:00:00 1 13.65 0.00 0.73 0.08 0.04 85.49 19:00:00 2 14.41 0.00 0.85 0.69 0.04 84.01 19:00:00 3 12.30 0.00 0.60 0.10 0.03 86.98 19:10:00 all 76.34 0.00 2.24 0.03 0.11 21.28 19:10:00 0 77.79 0.00 2.02 0.02 0.11 20.05 19:10:00 1 78.68 0.00 2.34 0.02 0.11 18.85 19:10:00 2 72.92 0.00 2.39 0.03 0.11 24.55 19:10:00 3 75.96 0.00 2.21 0.04 0.11 21.69 19:20:00 all 45.36 0.00 2.05 0.16 0.08 52.35 19:20:00 0 47.36 0.00 1.83 0.08 0.08 50.65 19:20:00 1 46.62 0.00 2.23 0.05 0.08 51.03 19:20:00 2 45.97 0.00 2.04 0.23 0.09 51.67 19:20:00 3 41.49 0.00 2.12 0.29 0.08 56.03 Average: all 27.08 0.02 1.01 0.12 0.05 71.73 Average: 0 27.76 0.05 0.92 0.13 0.05 71.09 Average: 1 27.90 0.02 1.08 0.04 0.05 70.92 Average: 2 26.72 0.00 1.07 0.19 0.05 71.97 Average: 3 25.93 0.00 1.00 0.10 0.05 72.93