---> uname -a: Linux prd-ubuntu2204-docker-4c-4g-12064 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 12G 67G 15% / 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 656 9337 4 5995 14990 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:6d:41:ce brd ff:ff:ff:ff:ff:ff altname enp0s3 inet 10.30.171.23/23 metric 100 brd 10.30.171.255 scope global dynamic ens3 valid_lft 84757sec preferred_lft 84757sec inet6 fe80::f816:3eff:fe6d:41ce/64 scope link valid_lft forever preferred_lft forever 3: docker0: mtu 1458 qdisc noqueue state DOWN group default link/ether a6:b1:1b:ce:40:59 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-12064) 12/09/25 _x86_64_ (4 CPU) 20:39:46 LINUX RESTART (4 CPU) 20:40:00 tps rtps wtps dtps bread/s bwrtn/s bdscd/s 20:50:13 69.96 11.60 54.21 4.15 2025.01 9921.57 89112.41 21:00:13 19.01 0.16 16.16 2.69 4.83 1476.52 28755.99 Average: 44.77 5.94 35.40 3.43 1026.21 5746.26 59271.65 20:40:00 kbmemfree kbavail kbmemused %memused kbbuffers kbcached kbcommit %commit kbactive kbinact kbdirty 20:50:13 9458124 13049316 2908852 17.77 124936 3597060 3270872 18.77 836056 5693212 31956 21:00:13 9113844 13004772 2950740 18.02 145632 3853264 3283284 18.85 952880 5904352 18312 Average: 9285984 13027044 2929796 17.89 135284 3725162 3277078 18.81 894468 5798782 25134 20:40:00 IFACE rxpck/s txpck/s rxkB/s txkB/s rxcmp/s txcmp/s rxmcst/s %ifutil 20:50:13 lo 18.08 18.08 3.91 3.91 0.00 0.00 0.00 0.00 20:50:13 ens3 132.79 93.51 1052.44 16.73 0.00 0.00 0.00 0.00 20:50:13 docker0 0.00 0.00 0.00 0.00 0.00 0.00 0.00 0.00 21:00:13 lo 959.75 959.75 881.54 881.54 0.00 0.00 0.00 0.00 21:00:13 ens3 27.18 20.99 230.50 3.73 0.00 0.00 0.00 0.00 21:00:13 docker0 0.00 0.00 0.00 0.00 0.00 0.00 0.00 0.00 Average: lo 483.65 483.65 437.81 437.81 0.00 0.00 0.00 0.00 Average: ens3 80.57 57.66 646.07 10.30 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-12064) 12/09/25 _x86_64_ (4 CPU) 20:39:46 LINUX RESTART (4 CPU) 20:40:00 CPU %user %nice %system %iowait %steal %idle 20:50:13 all 36.29 0.00 1.68 0.63 0.08 61.33 20:50:13 0 34.15 0.00 1.79 0.53 0.08 63.45 20:50:13 1 35.04 0.00 1.61 0.43 0.08 62.85 20:50:13 2 35.42 0.00 1.74 1.10 0.08 61.67 20:50:13 3 40.55 0.00 1.59 0.45 0.08 57.33 21:00:13 all 24.00 0.00 1.32 0.08 0.09 74.51 21:00:13 0 23.07 0.00 1.21 0.05 0.08 75.59 21:00:13 1 24.52 0.00 1.37 0.04 0.09 73.99 21:00:13 2 24.72 0.00 1.23 0.05 0.09 73.92 21:00:13 3 23.71 0.00 1.49 0.17 0.09 74.55 Average: all 30.22 0.00 1.50 0.36 0.08 67.84 Average: 0 28.68 0.00 1.50 0.29 0.08 69.45 Average: 1 29.84 0.00 1.49 0.24 0.08 68.35 Average: 2 30.13 0.00 1.49 0.58 0.08 67.72 Average: 3 32.22 0.00 1.54 0.31 0.08 65.84