---> uname -a: Linux prd-ubuntu2204-docker-4c-4g-382 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 9.9G 68G 13% / 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 637 10791 4 4560 15009 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:23:cf:8e brd ff:ff:ff:ff:ff:ff altname enp0s3 inet 10.30.170.115/23 metric 100 brd 10.30.171.255 scope global dynamic ens3 valid_lft 84306sec preferred_lft 84306sec inet6 fe80::f816:3eff:fe23:cf8e/64 scope link valid_lft forever preferred_lft forever 3: docker0: mtu 1458 qdisc noqueue state DOWN group default link/ether 92:c9:73:ab:00:54 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-382) 10/20/25 _x86_64_ (4 CPU) 10:04:28 LINUX RESTART (4 CPU) 10:10:00 tps rtps wtps dtps bread/s bwrtn/s bdscd/s 10:20:05 3.08 0.03 2.87 0.18 1.77 380.91 9920.88 10:30:05 35.26 4.21 30.38 0.67 253.46 2774.33 1443.22 Average: 19.10 2.11 16.56 0.42 127.01 1571.92 5702.23 10:10:00 kbmemfree kbavail kbmemused %memused kbbuffers kbcached kbcommit %commit kbactive kbinact kbdirty 10:20:05 13310912 15517524 495016 3.02 60720 2369112 1138472 6.53 467516 2326604 264 10:30:05 11316156 14338172 1629620 9.95 104948 3102196 2138020 12.27 689428 4055616 34688 Average: 12313534 14927848 1062318 6.49 82834 2735654 1638246 9.40 578472 3191110 17476 10:10:00 IFACE rxpck/s txpck/s rxkB/s txkB/s rxcmp/s txcmp/s rxmcst/s %ifutil 10:20:05 lo 0.11 0.11 0.01 0.01 0.00 0.00 0.00 0.00 10:20:05 ens3 0.36 0.19 0.12 0.05 0.00 0.00 0.00 0.00 10:20:05 docker0 0.00 0.00 0.00 0.00 0.00 0.00 0.00 0.00 10:30:05 lo 0.36 0.36 0.05 0.05 0.00 0.00 0.00 0.00 10:30:05 ens3 66.22 49.95 571.43 9.65 0.00 0.00 0.00 0.00 10:30:05 docker0 0.00 0.00 0.00 0.00 0.00 0.00 0.00 0.00 Average: lo 0.24 0.24 0.03 0.03 0.00 0.00 0.00 0.00 Average: ens3 33.14 24.96 284.41 4.83 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-382) 10/20/25 _x86_64_ (4 CPU) 10:04:28 LINUX RESTART (4 CPU) 10:10:00 CPU %user %nice %system %iowait %steal %idle 10:20:05 all 0.18 0.00 0.12 0.07 0.02 99.61 10:20:05 0 0.25 0.00 0.11 0.07 0.01 99.56 10:20:05 1 0.18 0.00 0.10 0.03 0.03 99.66 10:20:05 2 0.13 0.00 0.12 0.11 0.01 99.63 10:20:05 3 0.18 0.00 0.17 0.05 0.01 99.59 10:30:05 all 8.97 0.00 0.54 0.53 0.03 89.94 10:30:05 0 10.66 0.00 0.59 0.27 0.03 88.46 10:30:05 1 8.12 0.00 0.46 0.26 0.04 91.13 10:30:05 2 9.28 0.00 0.68 1.51 0.03 88.50 10:30:05 3 7.80 0.00 0.41 0.07 0.03 91.69 Average: all 4.55 0.00 0.33 0.30 0.02 94.80 Average: 0 5.43 0.00 0.35 0.17 0.02 94.04 Average: 1 4.13 0.00 0.28 0.14 0.03 95.41 Average: 2 4.68 0.00 0.40 0.81 0.02 94.09 Average: 3 3.97 0.00 0.29 0.06 0.02 95.66