---> uname -a: Linux prd-ubuntu2204-docker-4c-4g-16419 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: 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 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 68G 14% / 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 626 10611 4 4751 15020 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:73:d6:11 brd ff:ff:ff:ff:ff:ff altname enp0s3 inet 10.30.171.163/23 metric 100 brd 10.30.171.255 scope global dynamic ens3 valid_lft 84782sec preferred_lft 84782sec inet6 fe80::f816:3eff:fe73:d611/64 scope link valid_lft forever preferred_lft forever 3: docker0: mtu 1458 qdisc noqueue state DOWN group default link/ether a6:52:e8:da:11:e2 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-16419) 12/26/25 _x86_64_ (4 CPU) 00:26:25 LINUX RESTART (4 CPU) 00:30:04 tps rtps wtps dtps bread/s bwrtn/s bdscd/s 00:40:01 5.46 0.34 4.81 0.31 217.33 905.22 178.89 00:50:22 15.29 0.52 13.73 1.04 18.72 2094.42 2373.55 Average: 10.48 0.43 9.36 0.69 116.06 1511.60 1297.96 00:30:04 kbmemfree kbavail kbmemused %memused kbbuffers kbcached kbcommit %commit kbactive kbinact kbdirty 00:40:01 8552904 11489836 4473744 27.32 109656 2998644 4587904 26.33 547652 6935684 1260 00:50:22 9276468 12928552 3030916 18.51 129224 3655332 3195696 18.34 757544 5960920 267484 Average: 8914686 12209194 3752330 22.92 119440 3326988 3891800 22.34 652598 6448302 134372 00:30:04 IFACE rxpck/s txpck/s rxkB/s txkB/s rxcmp/s txcmp/s rxmcst/s %ifutil 00:40:01 lo 0.63 0.63 0.38 0.38 0.00 0.00 0.00 0.00 00:40:01 ens3 19.14 12.79 137.57 3.54 0.00 0.00 0.00 0.00 00:40:01 docker0 0.00 0.00 0.00 0.00 0.00 0.00 0.00 0.00 00:50:22 lo 396.95 396.95 378.15 378.15 0.00 0.00 0.00 0.00 00:50:22 ens3 38.42 27.72 396.75 5.03 0.00 0.00 0.00 0.00 00:50:22 docker0 0.00 0.00 0.00 0.00 0.00 0.00 0.00 0.00 Average: lo 202.71 202.71 193.01 193.01 0.00 0.00 0.00 0.00 Average: ens3 28.97 20.40 269.73 4.30 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-16419) 12/26/25 _x86_64_ (4 CPU) 00:26:25 LINUX RESTART (4 CPU) 00:30:04 CPU %user %nice %system %iowait %steal %idle 00:40:01 all 45.94 0.00 0.67 0.05 0.08 53.27 00:40:01 0 60.40 0.00 0.66 0.03 0.08 38.84 00:40:01 1 53.70 0.00 0.82 0.05 0.08 45.35 00:40:01 2 38.73 0.00 0.58 0.01 0.08 60.60 00:40:01 3 30.95 0.00 0.64 0.09 0.08 68.24 00:50:22 all 57.83 0.00 1.13 0.07 0.08 40.89 00:50:22 0 53.31 0.00 1.02 0.07 0.08 45.52 00:50:22 1 48.49 0.00 1.08 0.07 0.08 50.27 00:50:22 2 60.69 0.00 1.21 0.05 0.07 37.98 00:50:22 3 68.89 0.00 1.20 0.10 0.08 29.73 Average: all 52.00 0.00 0.91 0.06 0.08 46.95 Average: 0 56.78 0.00 0.84 0.05 0.08 42.25 Average: 1 51.04 0.00 0.95 0.06 0.08 47.86 Average: 2 49.93 0.00 0.90 0.03 0.08 49.07 Average: 3 50.27 0.00 0.93 0.10 0.08 48.63