---> uname -a: Linux prd-ubuntu2404-robot-2c-8g-203 6.8.0-90-generic #91-Ubuntu SMP PREEMPT_DYNAMIC Tue Nov 18 14:14:30 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): 2 On-line CPU(s) list: 0,1 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): 2 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: 64 KiB (2 instances) L1i cache: 64 KiB (2 instances) L2 cache: 1 MiB (2 instances) L3 cache: 32 MiB (2 instances) NUMA node(s): 1 NUMA node0 CPU(s): 0,1 Vulnerability Gather data sampling: 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: Vulnerable: Safe RET, no microcode Vulnerability Spec store bypass: Mitigation; Speculative Store Bypass disabled via prctl 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 Tsx async abort: Not affected Vulnerability Vmscape: Not affected ---> nproc: 2 ---> df -h: Filesystem Size Used Avail Use% Mounted on tmpfs 795M 1.1M 794M 1% /run /dev/vda1 38G 8.0G 30G 21% / tmpfs 3.9G 0 3.9G 0% /dev/shm tmpfs 5.0M 0 5.0M 0% /run/lock /dev/vda16 881M 117M 703M 15% /boot /dev/vda15 105M 6.2M 99M 6% /boot/efi tmpfs 795M 16K 795M 1% /run/user/1001 ---> free -m: total used free shared buff/cache available Mem: 7941 766 5195 4 2273 7175 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 noprefixroute valid_lft forever preferred_lft forever 2: ens3: mtu 1458 qdisc mq state UP group default qlen 1000 link/ether fa:16:3e:bd:66:44 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 82798sec preferred_lft 82798sec inet6 fe80::f816:3eff:febd:6644/64 scope link valid_lft forever preferred_lft forever ---> sar -b -r -n DEV: Linux 6.8.0-90-generic (prd-ubuntu2404-robot-2c-8g-203) 07/29/26 _x86_64_ (2 CPU) 01:57:24 LINUX RESTART (2 CPU) 02:00:12 tps rtps wtps dtps bread/s bwrtn/s bdscd/s 02:10:19 1.48 0.02 1.45 0.00 1.23 16.81 0.12 02:20:01 1.43 0.01 1.41 0.01 0.07 16.72 0.99 02:30:22 1.54 0.00 1.51 0.03 0.00 18.12 1.44 02:40:22 1.93 0.26 1.65 0.03 32.03 77.25 1.43 02:50:01 12.37 1.50 10.08 0.80 110.42 1726.86 1048.63 Average: 3.68 0.35 3.16 0.17 28.07 360.24 203.80 02:00:12 kbmemfree kbavail kbmemused %memused kbbuffers kbcached kbcommit %commit kbactive kbinact kbdirty 02:10:19 6299644 7546576 274136 3.37 30600 1422024 522564 5.69 442728 1183296 144 02:20:01 6308040 7555524 265244 3.26 30820 1422348 522596 5.69 442856 1183844 124 02:30:22 6296000 7544068 276680 3.40 31044 1422672 522728 5.69 442892 1184392 124 02:40:22 6239556 7515292 305004 3.75 31424 1449592 534744 5.82 461188 1202616 124 02:50:01 5489784 7368500 413684 5.09 68588 1983216 673032 7.33 624132 1758248 146272 Average: 6126605 7505992 306950 3.77 38495 1539970 555133 6.05 482759 1302479 29358 02:00:12 IFACE rxpck/s txpck/s rxkB/s txkB/s rxcmp/s txcmp/s rxmcst/s %ifutil 02:10:19 lo 1.00 1.00 0.05 0.05 0.00 0.00 0.00 0.00 02:10:19 ens3 0.52 0.04 0.07 0.01 0.00 0.00 0.00 0.00 02:20:01 lo 0.99 0.99 0.05 0.05 0.00 0.00 0.00 0.00 02:20:01 ens3 0.33 0.07 0.08 0.04 0.00 0.00 0.00 0.00 02:30:22 lo 1.00 1.00 0.05 0.05 0.00 0.00 0.00 0.00 02:30:22 ens3 0.23 0.05 0.07 0.03 0.00 0.00 0.00 0.00 02:40:22 lo 1.02 1.02 0.05 0.05 0.00 0.00 0.00 0.00 02:40:22 ens3 5.75 3.63 6.85 2.98 0.00 0.00 0.00 0.00 02:50:01 lo 1.12 1.12 0.06 0.06 0.00 0.00 0.00 0.00 02:50:01 ens3 36.24 21.23 213.58 9.38 0.00 0.00 0.00 0.00 Average: lo 1.02 1.02 0.05 0.05 0.00 0.00 0.00 0.00 Average: ens3 8.39 4.87 42.76 2.43 0.00 0.00 0.00 0.00 ---> sar -P ALL: Linux 6.8.0-90-generic (prd-ubuntu2404-robot-2c-8g-203) 07/29/26 _x86_64_ (2 CPU) 01:57:24 LINUX RESTART (2 CPU) 02:00:12 CPU %user %nice %system %iowait %steal %idle 02:10:19 all 0.27 0.00 0.08 0.19 0.06 99.40 02:10:19 0 0.27 0.00 0.09 0.32 0.02 99.30 02:10:19 1 0.27 0.00 0.08 0.07 0.09 99.49 02:20:01 all 0.25 0.00 0.09 0.04 0.19 99.42 02:20:01 0 0.32 0.00 0.09 0.06 0.19 99.33 02:20:01 1 0.18 0.00 0.09 0.02 0.19 99.52 02:30:22 all 0.27 0.00 0.18 0.02 0.24 99.29 02:30:22 0 0.28 0.00 0.17 0.02 0.29 99.23 02:30:22 1 0.26 0.00 0.18 0.01 0.20 99.35 02:40:22 all 0.60 0.00 0.14 0.04 0.05 99.17 02:40:22 0 0.62 0.00 0.16 0.05 0.03 99.14 02:40:22 1 0.57 0.00 0.12 0.04 0.07 99.20 02:50:01 all 6.60 0.00 0.94 0.92 0.04 91.50 02:50:01 0 7.65 0.00 1.04 1.31 0.04 89.96 02:50:01 1 5.54 0.00 0.85 0.53 0.04 93.04 Average: all 1.56 0.00 0.28 0.24 0.12 97.81 Average: 0 1.78 0.00 0.30 0.34 0.12 97.45 Average: 1 1.33 0.00 0.26 0.13 0.12 98.16