---> uname -a: Linux prd-ubuntu2204-docker-4c-4g-5104 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: 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: 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 8.9G 69G 12% / 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 614 11919 4 3456 15032 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:c6:d6:18 brd ff:ff:ff:ff:ff:ff altname enp0s3 inet 10.30.171.64/23 metric 100 brd 10.30.171.255 scope global dynamic ens3 valid_lft 84103sec preferred_lft 84103sec inet6 fe80::f816:3eff:fec6:d618/64 scope link valid_lft forever preferred_lft forever 3: docker0: mtu 1458 qdisc noqueue state DOWN group default link/ether 72:bb:4f:0f:8d:91 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-5104) 10/19/25 _x86_64_ (4 CPU) 03:25:04 LINUX RESTART (4 CPU) 03:30:05 tps rtps wtps dtps bread/s bwrtn/s bdscd/s 03:40:01 6.92 0.63 5.66 0.64 663.17 923.60 6723.03 03:50:16 1.30 0.00 1.29 0.00 0.04 15.38 195.89 04:00:04 30.57 2.55 27.42 0.60 138.39 1839.38 869.73 Average: 12.73 1.04 11.28 0.41 264.86 912.23 2577.72 03:30:05 kbmemfree kbavail kbmemused %memused kbbuffers kbcached kbcommit %commit kbactive kbinact kbdirty 03:40:01 13301992 15507356 505376 3.09 60168 2368460 1118032 6.42 471792 2337412 4 03:50:16 13295848 15501820 510956 3.12 60636 2368576 1117648 6.42 472252 2351376 24 04:00:04 12188144 15069488 899568 5.49 106116 2961212 1402288 8.05 630412 3219176 217104 Average: 12928661 15359555 638633 3.90 75640 2566083 1212656 6.96 524819 2635988 72377 03:30:05 IFACE rxpck/s txpck/s rxkB/s txkB/s rxcmp/s txcmp/s rxmcst/s %ifutil 03:40:01 lo 0.18 0.18 0.02 0.02 0.00 0.00 0.00 0.00 03:40:01 ens3 15.04 9.21 203.28 0.68 0.00 0.00 0.00 0.00 03:40:01 docker0 0.00 0.00 0.00 0.00 0.00 0.00 0.00 0.00 03:50:16 lo 0.10 0.10 0.01 0.01 0.00 0.00 0.00 0.00 03:50:16 ens3 6.12 4.62 3.86 3.50 0.00 0.00 0.00 0.00 03:50:16 docker0 0.00 0.00 0.00 0.00 0.00 0.00 0.00 0.00 04:00:04 lo 0.29 0.29 0.04 0.04 0.00 0.00 0.00 0.00 04:00:04 ens3 50.68 39.65 415.41 11.79 0.00 0.00 0.00 0.00 04:00:04 docker0 0.00 0.00 0.00 0.00 0.00 0.00 0.00 0.00 Average: lo 0.19 0.19 0.02 0.02 0.00 0.00 0.00 0.00 Average: ens3 23.64 17.59 204.39 5.27 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-5104) 10/19/25 _x86_64_ (4 CPU) 03:25:04 LINUX RESTART (4 CPU) 03:30:05 CPU %user %nice %system %iowait %steal %idle 03:40:01 all 0.54 0.00 0.30 0.24 0.01 98.90 03:40:01 0 0.49 0.00 0.22 0.27 0.01 99.00 03:40:01 1 0.83 0.00 0.40 0.20 0.02 98.55 03:40:01 2 0.38 0.00 0.27 0.38 0.02 98.95 03:40:01 3 0.47 0.00 0.30 0.12 0.01 99.09 03:50:16 all 0.17 0.00 0.03 0.01 0.02 99.77 03:50:16 0 0.04 0.00 0.04 0.03 0.04 99.85 03:50:16 1 0.47 0.00 0.02 0.00 0.01 99.50 03:50:16 2 0.08 0.00 0.03 0.02 0.01 99.86 03:50:16 3 0.08 0.00 0.03 0.00 0.00 99.88 04:00:04 all 3.92 0.00 0.38 0.36 0.15 95.19 04:00:04 0 4.64 0.00 0.35 0.09 0.16 94.77 04:00:04 1 3.90 0.00 0.48 0.46 0.12 95.03 04:00:04 2 2.38 0.00 0.31 0.40 0.24 96.67 04:00:04 3 4.76 0.00 0.38 0.47 0.10 94.29 Average: all 1.52 0.00 0.23 0.20 0.06 97.99 Average: 0 1.69 0.00 0.20 0.13 0.07 97.91 Average: 1 1.71 0.00 0.29 0.22 0.05 97.73 Average: 2 0.93 0.00 0.20 0.26 0.09 98.51 Average: 3 1.74 0.00 0.24 0.20 0.04 97.79