---> uname -a: Linux prd-ubuntu2204-docker-4c-4g-14754 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 626 10371 4 4991 15020 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:d4:a0:3e brd ff:ff:ff:ff:ff:ff altname enp0s3 inet 10.30.171.96/23 metric 100 brd 10.30.171.255 scope global dynamic ens3 valid_lft 84633sec preferred_lft 84633sec inet6 fe80::f816:3eff:fed4:a03e/64 scope link valid_lft forever preferred_lft forever 3: docker0: mtu 1458 qdisc noqueue state DOWN group default link/ether 86:18:6d:5f:6d:40 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-14754) 12/18/25 _x86_64_ (4 CPU) 03:53:56 LINUX RESTART (4 CPU) 04:00:00 tps rtps wtps dtps bread/s bwrtn/s bdscd/s 04:10:34 12.66 1.90 9.82 0.94 123.83 2633.72 2471.84 04:20:20 28.86 0.93 23.81 4.12 30.07 4606.13 4015.35 Average: 20.44 1.44 16.54 2.47 78.80 3580.85 3213.02 04:00:00 kbmemfree kbavail kbmemused %memused kbbuffers kbcached kbcommit %commit kbactive kbinact kbdirty 04:10:34 10160744 13730792 2227572 13.61 137064 3557048 2578304 14.80 760356 5075332 24996 04:20:20 10650840 15400864 549260 3.35 170308 4616064 1095348 6.29 1086812 4137908 192 Average: 10405792 14565828 1388416 8.48 153686 4086556 1836826 10.54 923584 4606620 12594 04:00:00 IFACE rxpck/s txpck/s rxkB/s txkB/s rxcmp/s txcmp/s rxmcst/s %ifutil 04:10:34 lo 1.24 1.24 0.13 0.13 0.00 0.00 0.00 0.00 04:10:34 ens3 67.72 55.30 476.15 16.77 0.00 0.00 0.00 0.00 04:10:34 docker0 0.00 0.00 0.00 0.00 0.00 0.00 0.00 0.00 04:20:20 lo 1502.19 1502.19 1426.96 1426.96 0.00 0.00 0.00 0.00 04:20:20 ens3 81.33 68.46 422.32 92.28 0.00 0.00 0.00 0.00 04:20:20 docker0 0.00 0.00 0.00 0.00 0.00 0.00 0.00 0.00 Average: lo 721.98 721.98 685.28 685.28 0.00 0.00 0.00 0.00 Average: ens3 74.25 61.62 450.30 53.03 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-14754) 12/18/25 _x86_64_ (4 CPU) 03:53:56 LINUX RESTART (4 CPU) 04:00:00 CPU %user %nice %system %iowait %steal %idle 04:10:34 all 62.90 0.00 1.93 0.04 0.08 35.04 04:10:34 0 64.17 0.00 2.05 0.02 0.08 33.68 04:10:34 1 63.45 0.00 1.85 0.05 0.08 34.56 04:10:34 2 60.66 0.00 1.87 0.06 0.08 37.32 04:10:34 3 63.33 0.00 1.95 0.05 0.09 34.58 04:20:20 all 61.15 0.00 2.49 0.09 0.09 36.18 04:20:20 0 60.68 0.00 2.37 0.10 0.09 36.77 04:20:20 1 58.00 0.00 2.17 0.07 0.09 39.66 04:20:20 2 62.80 0.00 2.57 0.12 0.09 34.41 04:20:20 3 63.11 0.00 2.86 0.07 0.09 33.87 Average: all 62.06 0.00 2.20 0.07 0.09 35.58 Average: 0 62.49 0.00 2.20 0.06 0.09 35.16 Average: 1 60.84 0.00 2.01 0.06 0.09 37.01 Average: 2 61.68 0.00 2.21 0.09 0.09 35.93 Average: 3 63.23 0.00 2.39 0.06 0.09 34.24