---> uname -a: Linux prd-ubuntu2204-docker-4c-4g-5495 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 11G 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 685 9490 4 5813 14961 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:bc:fe:c2 brd ff:ff:ff:ff:ff:ff altname enp0s3 inet 10.30.171.21/23 metric 100 brd 10.30.171.255 scope global dynamic ens3 valid_lft 84450sec preferred_lft 84450sec inet6 fe80::f816:3eff:febc:fec2/64 scope link valid_lft forever preferred_lft forever 3: docker0: mtu 1458 qdisc noqueue state DOWN group default link/ether 62:c9:4a:2e:96:c3 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 5.15.0-164-generic (prd-ubuntu2204-docker-4c-4g-5495) 01/28/26 _x86_64_ (4 CPU) 20:46:58 LINUX RESTART (4 CPU) 20:50:01 tps rtps wtps dtps bread/s bwrtn/s bdscd/s 21:00:18 29.84 2.97 24.86 2.00 711.53 5634.65 10218.25 21:10:18 32.59 0.04 28.77 3.78 1.27 3056.64 47444.49 Average: 31.20 1.53 26.79 2.88 361.41 4363.82 28568.96 20:50:01 kbmemfree kbavail kbmemused %memused kbbuffers kbcached kbcommit %commit kbactive kbinact kbdirty 21:00:18 9523308 13636200 2317052 14.15 166052 4022728 2590800 14.87 970656 5432172 7280 21:10:18 7980808 13309232 2638800 16.12 182304 5170796 2760724 15.85 1225888 6645264 848008 Average: 8752058 13472716 2477926 15.13 174178 4596762 2675762 15.36 1098272 6038718 427644 20:50:01 IFACE rxpck/s txpck/s rxkB/s txkB/s rxcmp/s txcmp/s rxmcst/s %ifutil 21:00:18 lo 595.41 595.41 566.75 566.75 0.00 0.00 0.00 0.00 21:00:18 ens3 113.52 87.50 905.69 17.94 0.00 0.00 0.00 0.00 21:00:18 docker0 0.00 0.00 0.00 0.00 0.00 0.00 0.00 0.00 21:10:18 lo 1553.12 1553.12 1479.61 1479.61 0.00 0.00 0.00 0.00 21:10:18 ens3 52.25 42.36 198.51 13.78 0.00 0.00 0.00 0.00 21:10:18 docker0 0.00 0.00 0.00 0.00 0.00 0.00 0.00 0.00 Average: lo 1067.52 1067.52 1016.75 1016.75 0.00 0.00 0.00 0.00 Average: ens3 83.32 65.25 557.09 15.89 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 5.15.0-164-generic (prd-ubuntu2204-docker-4c-4g-5495) 01/28/26 _x86_64_ (4 CPU) 20:46:58 LINUX RESTART (4 CPU) 20:50:01 CPU %user %nice %system %iowait %steal %idle 21:00:18 all 56.03 0.00 2.12 0.23 0.10 41.52 21:00:18 0 56.76 0.00 1.89 0.13 0.10 41.12 21:00:18 1 58.19 0.00 2.16 0.17 0.10 39.38 21:00:18 2 53.21 0.00 2.19 0.31 0.10 44.20 21:00:18 3 55.96 0.00 2.25 0.32 0.10 41.37 21:10:18 all 54.69 0.00 2.39 2.85 0.10 39.96 21:10:18 0 52.76 0.00 2.20 0.59 0.10 44.34 21:10:18 1 54.34 0.00 2.25 0.69 0.10 42.62 21:10:18 2 56.57 0.00 2.77 0.30 0.11 40.24 21:10:18 3 55.09 0.00 2.35 9.81 0.10 32.66 Average: all 55.37 0.00 2.26 1.52 0.10 40.75 Average: 0 54.79 0.00 2.04 0.36 0.10 42.71 Average: 1 56.29 0.00 2.20 0.43 0.10 40.98 Average: 2 54.86 0.00 2.48 0.30 0.10 42.25 Average: 3 55.53 0.00 2.30 4.99 0.10 37.08