---> uname -a: Linux prd-ubuntu2204-docker-4c-4g-11755 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 600 10431 4 4957 15046 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:bc:da:53 brd ff:ff:ff:ff:ff:ff altname enp0s3 inet 10.30.171.148/23 metric 100 brd 10.30.171.255 scope global dynamic ens3 valid_lft 84750sec preferred_lft 84750sec inet6 fe80::f816:3eff:febc:da53/64 scope link valid_lft forever preferred_lft forever 3: docker0: mtu 1458 qdisc noqueue state DOWN group default link/ether 7a:24:78:21:cc:5c 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-11755) 12/09/25 _x86_64_ (4 CPU) 00:26:54 LINUX RESTART (4 CPU) 00:30:01 tps rtps wtps dtps bread/s bwrtn/s bdscd/s 00:40:14 20.86 0.82 7.21 12.84 621.09 1665.87 238995.10 00:50:22 10.86 0.53 9.61 0.72 19.14 1758.47 2574.29 Average: 15.89 0.68 8.40 6.81 321.64 1711.93 121382.76 00:30:01 kbmemfree kbavail kbmemused %memused kbbuffers kbcached kbcommit %commit kbactive kbinact kbdirty 00:40:14 8624296 11776908 4186380 25.57 112908 3207964 4423584 25.39 690388 6725328 132 00:50:22 9962540 13617536 2341992 14.30 131252 3662208 2848064 16.35 858160 5184676 84344 Average: 9293418 12697222 3264186 19.94 122080 3435086 3635824 20.87 774274 5955002 42238 00:30:01 IFACE rxpck/s txpck/s rxkB/s txkB/s rxcmp/s txcmp/s rxmcst/s %ifutil 00:40:14 lo 0.64 0.64 0.38 0.38 0.00 0.00 0.00 0.00 00:40:14 ens3 24.97 18.44 261.06 4.10 0.00 0.00 0.00 0.00 00:40:14 docker0 0.00 0.00 0.00 0.00 0.00 0.00 0.00 0.00 00:50:22 lo 203.58 203.58 193.58 193.58 0.00 0.00 0.00 0.00 00:50:22 ens3 39.08 28.69 405.07 4.46 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 101.60 101.60 96.49 96.49 0.00 0.00 0.00 0.00 Average: ens3 31.99 23.54 332.70 4.28 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-11755) 12/09/25 _x86_64_ (4 CPU) 00:26:54 LINUX RESTART (4 CPU) 00:30:01 CPU %user %nice %system %iowait %steal %idle 00:40:14 all 51.08 0.00 0.86 0.10 0.08 47.88 00:40:14 0 53.27 0.00 0.93 0.14 0.08 45.58 00:40:14 1 49.09 0.00 0.80 0.10 0.08 49.93 00:40:14 2 52.33 0.00 0.92 0.11 0.08 46.56 00:40:14 3 49.62 0.00 0.79 0.04 0.08 49.47 00:50:22 all 53.66 0.00 0.90 0.04 0.08 45.32 00:50:22 0 43.49 0.00 0.89 0.06 0.08 55.49 00:50:22 1 56.21 0.00 0.99 0.04 0.08 42.67 00:50:22 2 50.42 0.00 0.86 0.04 0.08 48.59 00:50:22 3 64.51 0.00 0.87 0.02 0.08 34.52 Average: all 52.36 0.00 0.88 0.07 0.08 46.61 Average: 0 48.40 0.00 0.91 0.10 0.08 50.51 Average: 1 52.63 0.00 0.90 0.07 0.08 46.32 Average: 2 51.38 0.00 0.89 0.08 0.08 47.57 Average: 3 57.03 0.00 0.83 0.03 0.08 42.03