---> uname -a: Linux prd-ubuntu2204-docker-4c-4g-3690 5.15.0-161-generic #171-Ubuntu SMP Sat Oct 11 08:17:01 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 747 9783 4 5457 14898 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:d8:29:41 brd ff:ff:ff:ff:ff:ff altname enp0s3 inet 10.30.171.83/23 metric 100 brd 10.30.171.255 scope global dynamic ens3 valid_lft 84622sec preferred_lft 84622sec inet6 fe80::f816:3eff:fed8:2941/64 scope link valid_lft forever preferred_lft forever 3: docker0: mtu 1458 qdisc noqueue state DOWN group default link/ether 8a:7f:38:3f:a3:cb 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 5.15.0-161-generic (prd-ubuntu2204-docker-4c-4g-3690) 12/04/25 _x86_64_ (4 CPU) 17:27:57 LINUX RESTART (4 CPU) 17:30:11 tps rtps wtps dtps bread/s bwrtn/s bdscd/s 17:40:01 17.89 1.41 15.19 1.29 262.31 4415.30 8455.67 17:50:21 56.66 0.01 45.79 10.86 0.05 3286.45 7356.97 Average: 37.75 0.69 30.87 6.19 127.95 3836.99 7892.80 17:30:11 kbmemfree kbavail kbmemused %memused kbbuffers kbcached kbcommit %commit kbactive kbinact kbdirty 17:40:01 9436368 13295888 2659864 16.25 161000 3790944 2891980 16.60 711276 5782396 311856 17:50:21 8925848 13120752 2830964 17.29 193292 4060644 2986932 17.14 847924 6149216 118000 Average: 9181108 13208320 2745414 16.77 177146 3925794 2939456 16.87 779600 5965806 214928 17:30:11 IFACE rxpck/s txpck/s rxkB/s txkB/s rxcmp/s txcmp/s rxmcst/s %ifutil 17:40:01 lo 87.80 87.80 82.54 82.54 0.00 0.00 0.00 0.00 17:40:01 ens3 75.75 57.86 481.48 14.86 0.00 0.00 0.00 0.00 17:40:01 docker0 0.00 0.00 0.00 0.00 0.00 0.00 0.00 0.00 17:50:21 lo 5705.27 5705.27 5437.85 5437.85 0.00 0.00 0.00 0.00 17:50:21 ens3 41.77 34.75 15.69 10.57 0.00 0.00 0.00 0.00 17:50:21 docker0 0.00 0.00 0.00 0.00 0.00 0.00 0.00 0.00 Average: lo 2965.66 2965.66 2826.09 2826.09 0.00 0.00 0.00 0.00 Average: ens3 58.34 46.02 242.85 12.66 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 5.15.0-161-generic (prd-ubuntu2204-docker-4c-4g-3690) 12/04/25 _x86_64_ (4 CPU) 17:27:57 LINUX RESTART (4 CPU) 17:30:11 CPU %user %nice %system %iowait %steal %idle 17:40:01 all 70.63 0.00 2.40 0.11 0.12 26.73 17:40:01 0 68.47 0.00 2.17 0.09 0.12 29.14 17:40:01 1 69.20 0.00 2.39 0.12 0.12 28.17 17:40:01 2 73.23 0.00 2.51 0.14 0.12 24.00 17:40:01 3 71.62 0.00 2.55 0.11 0.12 25.61 17:50:21 all 61.68 0.00 4.18 0.22 0.10 33.81 17:50:21 0 60.58 0.00 3.75 0.18 0.11 35.38 17:50:21 1 61.08 0.00 3.63 0.43 0.10 34.76 17:50:21 2 62.63 0.00 4.96 0.15 0.11 32.15 17:50:21 3 62.44 0.00 4.37 0.14 0.10 32.95 Average: all 66.05 0.00 3.31 0.17 0.11 30.36 Average: 0 64.43 0.00 2.98 0.14 0.11 32.34 Average: 1 65.05 0.00 3.02 0.28 0.11 31.54 Average: 2 67.80 0.00 3.76 0.15 0.11 28.18 Average: 3 66.92 0.00 3.48 0.12 0.11 29.37