---> uname -a: Linux prd-ubuntu2204-docker-4c-4g-16271 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 67G 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 632 10513 4 4842 15014 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:f5:ca:51 brd ff:ff:ff:ff:ff:ff altname enp0s3 inet 10.30.171.244/23 metric 100 brd 10.30.171.255 scope global dynamic ens3 valid_lft 84819sec preferred_lft 84819sec inet6 fe80::f816:3eff:fef5:ca51/64 scope link valid_lft forever preferred_lft forever 3: docker0: mtu 1458 qdisc noqueue state DOWN group default link/ether 76:d8:82:7f:af:28 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-16271) 12/25/25 _x86_64_ (4 CPU) 00:26:46 LINUX RESTART (4 CPU) 00:30:01 tps rtps wtps dtps bread/s bwrtn/s bdscd/s 00:40:29 6.90 0.59 5.94 0.37 408.77 990.63 360.13 00:50:35 18.41 0.53 16.49 1.39 19.32 2297.85 10827.02 Average: 12.56 0.56 11.13 0.87 217.32 1633.26 5505.65 00:30:01 kbmemfree kbavail kbmemused %memused kbbuffers kbcached kbcommit %commit kbactive kbinact kbdirty 00:40:29 8151880 11187444 4776144 29.17 111228 3094140 4959524 28.47 626792 7243332 4756 00:50:35 9103240 12862496 3096560 18.91 131472 3758380 3321576 19.07 849040 6044360 269640 Average: 8627560 12024970 3936352 24.04 121350 3426260 4140550 23.77 737916 6643846 137198 00:30:01 IFACE rxpck/s txpck/s rxkB/s txkB/s rxcmp/s txcmp/s rxmcst/s %ifutil 00:40:29 lo 0.61 0.61 0.37 0.37 0.00 0.00 0.00 0.00 00:40:29 ens3 18.47 14.25 196.69 3.40 0.00 0.00 0.00 0.00 00:40:29 docker0 0.00 0.00 0.00 0.00 0.00 0.00 0.00 0.00 00:50:35 lo 496.51 496.51 473.04 473.04 0.00 0.00 0.00 0.00 00:50:35 ens3 38.23 26.30 406.44 4.70 0.00 0.00 0.00 0.00 00:50:35 docker0 0.00 0.00 0.00 0.00 0.00 0.00 0.00 0.00 Average: lo 244.39 244.39 232.73 232.73 0.00 0.00 0.00 0.00 Average: ens3 28.18 20.17 299.80 4.04 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-16271) 12/25/25 _x86_64_ (4 CPU) 00:26:46 LINUX RESTART (4 CPU) 00:30:01 CPU %user %nice %system %iowait %steal %idle 00:40:29 all 47.06 0.00 0.75 0.06 0.08 52.05 00:40:29 0 44.80 0.00 0.66 0.07 0.08 54.40 00:40:29 1 43.84 0.00 0.64 0.07 0.09 55.36 00:40:29 2 57.68 0.00 0.77 0.03 0.08 41.44 00:40:29 3 41.91 0.00 0.92 0.07 0.08 57.02 00:50:35 all 55.59 0.00 1.27 0.07 0.08 42.99 00:50:35 0 44.04 0.00 1.31 0.10 0.08 54.47 00:50:35 1 69.11 0.00 1.51 0.07 0.09 29.23 00:50:35 2 46.30 0.00 1.11 0.09 0.08 52.42 00:50:35 3 62.92 0.00 1.13 0.03 0.09 35.84 Average: all 51.25 0.00 1.00 0.06 0.08 47.60 Average: 0 44.43 0.00 0.98 0.08 0.08 54.43 Average: 1 56.24 0.00 1.07 0.07 0.09 42.54 Average: 2 52.09 0.00 0.94 0.06 0.08 46.83 Average: 3 52.24 0.00 1.02 0.05 0.08 46.60