---> uname -a: Linux prd-ubuntu2204-docker-4c-4g-25069 5.15.0-164-generic #174-Ubuntu SMP Fri Nov 14 20:25:16 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 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: 4 ---> df -h: Filesystem Size Used Avail Use% Mounted on tmpfs 1.6G 1.1M 1.6G 1% /run /dev/vda1 78G 12G 67G 15% / 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 650 9252 4 6085 14995 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:6e:67:19 brd ff:ff:ff:ff:ff:ff altname enp0s3 inet 10.30.170.185/23 metric 100 brd 10.30.171.255 scope global dynamic ens3 valid_lft 84846sec preferred_lft 84846sec inet6 fe80::f816:3eff:fe6e:6719/64 scope link valid_lft forever preferred_lft forever 3: docker0: mtu 1458 qdisc noqueue state DOWN group default link/ether 32:a9:a8:62:b5:9c 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::30a9:a8ff:fe62:b59c/64 scope link valid_lft forever preferred_lft forever ---> sar -b -r -n DEV: Linux 5.15.0-164-generic (prd-ubuntu2204-docker-4c-4g-25069) 01/10/26 _x86_64_ (4 CPU) 13:17:13 LINUX RESTART (4 CPU) 13:20:02 tps rtps wtps dtps bread/s bwrtn/s bdscd/s 13:30:02 14.71 1.09 12.38 1.25 627.18 3250.21 6383.53 13:40:01 43.77 2.22 38.18 3.37 323.91 7355.23 7047.36 Average: 29.24 1.65 25.27 2.31 475.62 5301.76 6715.29 13:20:02 kbmemfree kbavail kbmemused %memused kbbuffers kbcached kbcommit %commit kbactive kbinact kbdirty 13:30:02 9558100 13302440 2654968 16.22 143712 3702736 2932236 16.83 841540 5563292 36836 13:40:01 9520732 15385772 558952 3.41 189768 5659944 1303812 7.48 1456016 4840868 252 Average: 9539416 14344106 1606960 9.81 166740 4681340 2118024 12.16 1148778 5202080 18544 13:20:02 IFACE rxpck/s txpck/s rxkB/s txkB/s rxcmp/s txcmp/s rxmcst/s %ifutil 13:30:02 lo 1.42 1.42 0.14 0.14 0.00 0.00 0.00 0.00 13:30:02 ens3 53.90 40.81 320.81 11.22 0.00 0.00 0.00 0.00 13:30:02 docker0 0.00 0.00 0.00 0.00 0.00 0.00 0.00 0.00 13:40:01 lo 1447.13 1447.13 1378.64 1378.64 0.00 0.00 0.00 0.00 13:40:01 ens3 92.12 80.29 746.97 158.12 0.00 0.00 0.00 0.00 13:40:01 docker0 30.87 25.29 148.75 67.29 0.00 0.00 0.00 0.00 13:40:01 vethd96133e 28.83 22.82 149.02 6.35 0.00 0.00 0.00 0.01 Average: lo 723.94 723.94 689.07 689.07 0.00 0.00 0.00 0.00 Average: ens3 73.00 60.54 533.79 84.64 0.00 0.00 0.00 0.00 Average: docker0 15.43 12.64 74.34 33.63 0.00 0.00 0.00 0.00 Average: vethd96133e 14.41 11.40 74.47 3.17 0.00 0.00 0.00 0.01 ---> sar -P ALL: Linux 5.15.0-164-generic (prd-ubuntu2204-docker-4c-4g-25069) 01/10/26 _x86_64_ (4 CPU) 13:17:13 LINUX RESTART (4 CPU) 13:20:02 CPU %user %nice %system %iowait %steal %idle 13:30:02 all 74.92 0.00 2.25 0.04 0.09 22.70 13:30:02 0 75.70 0.00 2.40 0.03 0.09 21.78 13:30:02 1 77.53 0.00 2.37 0.03 0.09 19.97 13:30:02 2 72.11 0.00 2.14 0.08 0.09 25.57 13:30:02 3 74.34 0.00 2.07 0.03 0.09 23.47 13:40:01 all 47.43 0.00 2.88 0.17 0.08 49.44 13:40:01 0 45.02 0.00 2.26 0.17 0.08 52.46 13:40:01 1 46.90 0.00 2.97 0.14 0.08 49.91 13:40:01 2 48.01 0.00 3.33 0.18 0.09 48.39 13:40:01 3 49.79 0.00 2.95 0.20 0.08 46.97 Average: all 61.18 0.00 2.56 0.11 0.09 36.06 Average: 0 60.35 0.00 2.33 0.10 0.09 37.13 Average: 1 62.23 0.00 2.67 0.09 0.09 34.93 Average: 2 60.08 0.00 2.74 0.13 0.09 36.97 Average: 3 62.08 0.00 2.51 0.12 0.09 35.21