---> uname -a: Linux prd-ubuntu2204-docker-4c-4g-14922 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 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 627 10276 4 5085 15019 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:50:24:50 brd ff:ff:ff:ff:ff:ff altname enp0s3 inet 10.30.170.208/23 metric 100 brd 10.30.171.255 scope global dynamic ens3 valid_lft 84771sec preferred_lft 84771sec inet6 fe80::f816:3eff:fe50:2450/64 scope link valid_lft forever preferred_lft forever 3: docker0: mtu 1458 qdisc noqueue state DOWN group default link/ether de:3f:8c:79:24:8d 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-14922) 12/19/25 _x86_64_ (4 CPU) 00:26:14 LINUX RESTART (4 CPU) 00:30:04 tps rtps wtps dtps bread/s bwrtn/s bdscd/s 00:40:01 21.01 12.58 7.74 0.68 751.68 1417.34 10706.99 00:50:17 17.22 0.52 15.45 1.26 18.88 2227.07 7663.79 Average: 19.09 6.45 11.65 0.98 379.58 1828.50 9161.73 00:30:04 kbmemfree kbavail kbmemused %memused kbbuffers kbcached kbcommit %commit kbactive kbinact kbdirty 00:40:01 8174272 11454196 4507360 27.53 116572 3315208 4682288 26.88 722160 7121756 140 00:50:17 9661084 13484692 2472992 15.10 136580 3806860 2887636 16.57 904348 5423776 99568 Average: 8917678 12469444 3490176 21.32 126576 3561034 3784962 21.73 813254 6272766 49854 00:30:04 IFACE rxpck/s txpck/s rxkB/s txkB/s rxcmp/s txcmp/s rxmcst/s %ifutil 00:40:01 lo 0.65 0.65 0.39 0.39 0.00 0.00 0.00 0.00 00:40:01 ens3 21.19 12.90 309.86 2.72 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 00:50:17 lo 413.68 413.68 393.12 393.12 0.00 0.00 0.00 0.00 00:50:17 ens3 39.50 29.33 400.09 5.27 0.00 0.00 0.00 0.00 00:50:17 docker0 0.00 0.00 0.00 0.00 0.00 0.00 0.00 0.00 Average: lo 210.37 210.37 199.81 199.81 0.00 0.00 0.00 0.00 Average: ens3 30.49 21.24 355.68 4.02 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-14922) 12/19/25 _x86_64_ (4 CPU) 00:26:14 LINUX RESTART (4 CPU) 00:30:04 CPU %user %nice %system %iowait %steal %idle 00:40:01 all 47.97 0.07 0.78 0.28 0.07 50.82 00:40:01 0 55.87 0.03 0.79 0.17 0.07 43.06 00:40:01 1 44.35 0.10 0.80 0.76 0.07 53.91 00:40:01 2 49.63 0.11 0.78 0.15 0.07 49.27 00:40:01 3 42.05 0.06 0.76 0.05 0.07 57.01 00:50:17 all 55.15 0.00 1.22 0.06 0.07 43.50 00:50:17 0 60.49 0.00 1.25 0.07 0.07 38.13 00:50:17 1 47.64 0.00 1.33 0.03 0.07 50.92 00:50:17 2 68.01 0.00 1.15 0.06 0.07 30.71 00:50:17 3 44.48 0.00 1.15 0.07 0.08 54.22 Average: all 51.61 0.04 1.00 0.17 0.07 47.10 Average: 0 58.22 0.01 1.02 0.12 0.07 40.56 Average: 1 46.02 0.05 1.07 0.39 0.07 52.40 Average: 2 58.96 0.05 0.96 0.10 0.07 39.85 Average: 3 43.28 0.03 0.96 0.06 0.08 55.60