---> uname -a: Linux prd-ubuntu2204-docker-4c-4g-9702 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 68G 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 639 10532 4 4817 15007 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:4c:d6:e6 brd ff:ff:ff:ff:ff:ff altname enp0s3 inet 10.30.171.197/23 metric 100 brd 10.30.171.255 scope global dynamic ens3 valid_lft 84833sec preferred_lft 84833sec inet6 fe80::f816:3eff:fe4c:d6e6/64 scope link valid_lft forever preferred_lft forever 3: docker0: mtu 1458 qdisc noqueue state DOWN group default link/ether 86:7a:db:db:c0:17 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-9702) 12/05/25 _x86_64_ (4 CPU) 15:18:25 LINUX RESTART (4 CPU) 15:20:15 tps rtps wtps dtps bread/s bwrtn/s bdscd/s 15:30:10 16.51 3.36 12.66 0.50 565.49 3294.57 712.44 15:40:01 3.43 0.20 3.10 0.13 6.39 446.34 29.38 Average: 9.99 1.78 7.90 0.32 286.85 1875.12 372.03 15:20:15 kbmemfree kbavail kbmemused %memused kbbuffers kbcached kbcommit %commit kbactive kbinact kbdirty 15:30:10 9546860 12546100 3417636 20.87 110388 3060236 3542264 20.33 611148 5877284 84 15:40:01 10493264 13640784 2322036 14.18 115288 3191504 2776192 15.94 642356 4884928 25056 Average: 10020062 13093442 2869836 17.53 112838 3125870 3159228 18.13 626752 5381106 12570 15:20:15 IFACE rxpck/s txpck/s rxkB/s txkB/s rxcmp/s txcmp/s rxmcst/s %ifutil 15:30:10 lo 0.48 0.48 0.05 0.05 0.00 0.00 0.00 0.00 15:30:10 ens3 64.70 51.33 720.07 7.85 0.00 0.00 0.00 0.00 15:30:10 docker0 0.00 0.00 0.00 0.00 0.00 0.00 0.00 0.00 15:40:01 lo 0.74 0.74 0.38 0.38 0.00 0.00 0.00 0.00 15:40:01 ens3 6.68 5.94 44.35 1.31 0.00 0.00 0.00 0.00 15:40:01 docker0 0.00 0.00 0.00 0.00 0.00 0.00 0.00 0.00 Average: lo 0.61 0.61 0.22 0.22 0.00 0.00 0.00 0.00 Average: ens3 35.79 28.71 383.31 4.59 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-9702) 12/05/25 _x86_64_ (4 CPU) 15:18:25 LINUX RESTART (4 CPU) 15:20:15 CPU %user %nice %system %iowait %steal %idle 15:30:10 all 51.03 0.00 1.09 0.08 0.07 47.73 15:30:10 0 47.79 0.00 1.07 0.11 0.07 50.96 15:30:10 1 48.84 0.00 1.04 0.08 0.07 49.97 15:30:10 2 49.56 0.00 1.06 0.08 0.08 49.22 15:30:10 3 57.94 0.00 1.18 0.06 0.07 40.75 15:40:01 all 47.83 0.00 0.55 0.02 0.07 51.54 15:40:01 0 49.64 0.00 0.67 0.03 0.07 49.59 15:40:01 1 46.81 0.00 0.48 0.02 0.07 52.63 15:40:01 2 35.26 0.00 0.51 0.02 0.07 64.15 15:40:01 3 59.60 0.00 0.53 0.00 0.07 39.80 Average: all 49.43 0.00 0.82 0.05 0.07 49.63 Average: 0 48.71 0.00 0.87 0.07 0.07 50.27 Average: 1 47.83 0.00 0.76 0.05 0.07 51.30 Average: 2 42.43 0.00 0.78 0.05 0.07 56.67 Average: 3 58.77 0.00 0.86 0.03 0.07 40.28