---> uname -a: Linux prd-ubuntu2204-docker-4c-4g-13168 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 596 10538 4 4853 15050 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:79:25:9f brd ff:ff:ff:ff:ff:ff altname enp0s3 inet 10.30.170.145/23 metric 100 brd 10.30.171.255 scope global dynamic ens3 valid_lft 84733sec preferred_lft 84733sec inet6 fe80::f816:3eff:fe79:259f/64 scope link valid_lft forever preferred_lft forever 3: docker0: mtu 1458 qdisc noqueue state DOWN group default link/ether 56:82:5c:25:3b:71 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-13168) 12/13/25 _x86_64_ (4 CPU) 00:24:27 LINUX RESTART (4 CPU) 00:30:08 tps rtps wtps dtps bread/s bwrtn/s bdscd/s 00:40:17 4.07 0.07 3.82 0.18 6.82 532.23 445.08 00:50:01 19.52 0.55 17.40 1.57 19.92 2307.27 6142.54 Average: 11.64 0.30 10.47 0.86 13.24 1401.72 3235.95 00:30:08 kbmemfree kbavail kbmemused %memused kbbuffers kbcached kbcommit %commit kbactive kbinact kbdirty 00:40:17 9985960 13060820 2902040 17.72 113360 3129364 3190196 18.31 613448 5443476 7904 00:50:01 10145656 13645312 2314016 14.13 134044 3507084 2509140 14.40 789584 5052324 13764 Average: 10065808 13353066 2608028 15.93 123702 3318224 2849668 16.36 701516 5247900 10834 00:30:08 IFACE rxpck/s txpck/s rxkB/s txkB/s rxcmp/s txcmp/s rxmcst/s %ifutil 00:40:17 lo 0.60 0.60 0.37 0.37 0.00 0.00 0.00 0.00 00:40:17 ens3 10.51 7.70 39.85 2.30 0.00 0.00 0.00 0.00 00:40:17 docker0 0.00 0.00 0.00 0.00 0.00 0.00 0.00 0.00 00:50:01 lo 510.09 510.09 485.92 485.92 0.00 0.00 0.00 0.00 00:50:01 ens3 42.50 30.62 431.00 4.62 0.00 0.00 0.00 0.00 00:50:01 docker0 0.00 0.00 0.00 0.00 0.00 0.00 0.00 0.00 Average: lo 250.17 250.17 238.21 238.21 0.00 0.00 0.00 0.00 Average: ens3 26.18 18.92 231.45 3.44 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-13168) 12/13/25 _x86_64_ (4 CPU) 00:24:27 LINUX RESTART (4 CPU) 00:30:08 CPU %user %nice %system %iowait %steal %idle 00:40:17 all 47.95 0.00 0.74 0.18 0.10 51.04 00:40:17 0 56.40 0.00 0.82 0.39 0.10 42.29 00:40:17 1 42.06 0.00 0.68 0.05 0.09 57.11 00:40:17 2 49.10 0.00 0.69 0.09 0.10 50.02 00:40:17 3 44.23 0.00 0.76 0.18 0.10 54.72 00:50:01 all 50.62 0.00 1.39 0.70 0.11 47.18 00:50:01 0 56.90 0.00 1.38 0.41 0.11 41.21 00:50:01 1 38.20 0.00 1.41 0.84 0.10 59.45 00:50:01 2 65.21 0.00 1.38 0.94 0.12 32.35 00:50:01 3 42.18 0.00 1.40 0.64 0.10 55.69 Average: all 49.26 0.00 1.06 0.44 0.10 49.15 Average: 0 56.65 0.00 1.10 0.40 0.10 41.76 Average: 1 40.17 0.00 1.04 0.44 0.09 58.26 Average: 2 56.98 0.00 1.03 0.50 0.11 41.37 Average: 3 43.23 0.00 1.07 0.40 0.10 55.20