---> uname -a: Linux prd-ubuntu2204-docker-4c-4g-16813 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 12G 66G 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 633 9443 4 5912 15013 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:15:0c:fc brd ff:ff:ff:ff:ff:ff altname enp0s3 inet 10.30.171.29/23 metric 100 brd 10.30.171.255 scope global dynamic ens3 valid_lft 84854sec preferred_lft 84854sec inet6 fe80::f816:3eff:fe15:cfc/64 scope link valid_lft forever preferred_lft forever 3: docker0: mtu 1458 qdisc noqueue state DOWN group default link/ether 8a:31:fc:05:37:3a 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-16813) 12/27/25 _x86_64_ (4 CPU) 17:29:25 LINUX RESTART (4 CPU) 17:30:16 tps rtps wtps dtps bread/s bwrtn/s bdscd/s 17:40:01 29.89 3.71 24.65 1.53 386.32 4683.99 8454.83 17:50:16 5.84 0.20 5.32 0.33 6.36 2601.40 3370.78 Average: 17.57 1.91 14.74 0.91 191.57 3616.59 5849.07 17:30:16 kbmemfree kbavail kbmemused %memused kbbuffers kbcached kbcommit %commit kbactive kbinact kbdirty 17:40:01 10481556 13659636 2301712 14.06 122064 3208100 2579184 14.80 634564 4899992 15256 17:50:16 7401892 11385788 4570968 27.92 135468 3960932 4732892 27.17 947552 7605904 29724 Average: 8941724 12522712 3436340 20.99 128766 3584516 3656038 20.99 791058 6252948 22490 17:30:16 IFACE rxpck/s txpck/s rxkB/s txkB/s rxcmp/s txcmp/s rxmcst/s %ifutil 17:40:01 lo 9.10 9.10 1.37 1.37 0.00 0.00 0.00 0.00 17:40:01 ens3 101.79 81.01 827.71 60.10 0.00 0.00 0.00 0.00 17:40:01 docker0 0.00 0.00 0.00 0.00 0.00 0.00 0.00 0.00 17:50:16 lo 10.80 10.80 50.30 50.30 0.00 0.00 0.00 0.00 17:50:16 ens3 46.56 41.15 30.52 423.36 0.00 0.00 0.00 0.00 17:50:16 docker0 0.00 0.00 0.00 0.00 0.00 0.00 0.00 0.00 Average: lo 9.97 9.97 26.45 26.45 0.00 0.00 0.00 0.00 Average: ens3 73.49 60.58 419.12 246.29 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-16813) 12/27/25 _x86_64_ (4 CPU) 17:29:25 LINUX RESTART (4 CPU) 17:30:16 CPU %user %nice %system %iowait %steal %idle 17:40:01 all 46.81 0.00 1.56 0.29 0.08 51.26 17:40:01 0 45.23 0.00 1.48 0.11 0.08 53.10 17:40:01 1 47.86 0.00 1.69 0.63 0.08 49.74 17:40:01 2 49.18 0.00 1.59 0.26 0.08 48.90 17:40:01 3 44.96 0.00 1.49 0.14 0.08 53.33 17:50:16 all 44.99 0.00 1.40 0.07 0.08 53.46 17:50:16 0 42.19 0.00 1.37 0.07 0.08 56.29 17:50:16 1 44.08 0.00 1.33 0.06 0.08 54.45 17:50:16 2 46.90 0.00 1.46 0.06 0.08 51.50 17:50:16 3 46.81 0.00 1.43 0.07 0.08 51.62 Average: all 45.88 0.00 1.48 0.17 0.08 52.39 Average: 0 43.67 0.00 1.43 0.09 0.08 54.73 Average: 1 45.92 0.00 1.51 0.34 0.08 52.15 Average: 2 48.01 0.00 1.52 0.16 0.08 50.23 Average: 3 45.91 0.00 1.46 0.10 0.08 52.45